./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/verifythis/lcp.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/verifythis/lcp.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1e47fbc54bff4eeebe072cdb8acf7cfe734a91f148fd421ae1769ba3b81a6f5a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:38:53,998 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:38:54,071 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:38:54,080 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:38:54,080 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:38:54,112 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:38:54,113 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:38:54,113 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:38:54,114 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:38:54,114 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:38:54,114 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:38:54,114 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:38:54,114 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:38:54,114 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:38:54,114 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:38:54,114 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:38:54,114 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:38:54,115 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:38:54,115 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:38:54,115 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:38:54,115 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:38:54,115 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:38:54,115 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:38:54,115 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:38:54,115 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:38:54,115 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:38:54,116 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:38:54,116 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:38:54,116 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:38:54,116 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:38:54,116 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:38:54,116 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:38:54,116 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:38:54,116 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e47fbc54bff4eeebe072cdb8acf7cfe734a91f148fd421ae1769ba3b81a6f5a [2024-11-13 21:38:54,433 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:38:54,444 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:38:54,448 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:38:54,449 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:38:54,450 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:38:54,451 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/verifythis/lcp.c Unable to find full path for "g++" [2024-11-13 21:38:56,301 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:38:56,520 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:38:56,521 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/sv-benchmarks/c/verifythis/lcp.c [2024-11-13 21:38:56,528 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/data/d9ca7e011/225def08bc92450aacb2f590587c6db5/FLAG3809044aa [2024-11-13 21:38:56,542 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/data/d9ca7e011/225def08bc92450aacb2f590587c6db5 [2024-11-13 21:38:56,544 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:38:56,546 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:38:56,547 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:38:56,547 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:38:56,552 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:38:56,552 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:38:56" (1/1) ... [2024-11-13 21:38:56,553 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fea8316 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:56, skipping insertion in model container [2024-11-13 21:38:56,554 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:38:56" (1/1) ... [2024-11-13 21:38:56,574 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:38:56,748 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/sv-benchmarks/c/verifythis/lcp.c[515,528] [2024-11-13 21:38:56,768 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:38:56,779 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:38:56,789 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/sv-benchmarks/c/verifythis/lcp.c[515,528] [2024-11-13 21:38:56,798 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:38:56,813 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:38:56,814 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:56 WrapperNode [2024-11-13 21:38:56,814 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:38:56,815 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:38:56,815 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:38:56,815 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:38:56,822 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:56" (1/1) ... [2024-11-13 21:38:56,832 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:56" (1/1) ... [2024-11-13 21:38:56,861 INFO L138 Inliner]: procedures = 20, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 85 [2024-11-13 21:38:56,861 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:38:56,862 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:38:56,865 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:38:56,865 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:38:56,875 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:56" (1/1) ... [2024-11-13 21:38:56,875 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:56" (1/1) ... [2024-11-13 21:38:56,882 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:56" (1/1) ... [2024-11-13 21:38:56,882 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:56" (1/1) ... [2024-11-13 21:38:56,892 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:56" (1/1) ... [2024-11-13 21:38:56,899 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:56" (1/1) ... [2024-11-13 21:38:56,904 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:56" (1/1) ... [2024-11-13 21:38:56,905 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:56" (1/1) ... [2024-11-13 21:38:56,907 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:38:56,911 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:38:56,911 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:38:56,911 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:38:56,912 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:56" (1/1) ... [2024-11-13 21:38:56,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:38:56,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:38:56,945 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:38:56,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:38:56,978 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:38:56,978 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:38:56,978 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:38:56,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:38:56,978 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 21:38:56,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:38:56,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:38:56,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:38:56,979 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 21:38:56,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 21:38:56,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:38:57,079 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:38:57,081 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:38:57,312 INFO L? ?]: Removed 42 outVars from TransFormulas that were not future-live. [2024-11-13 21:38:57,312 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:38:57,372 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:38:57,372 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:38:57,373 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:38:57 BoogieIcfgContainer [2024-11-13 21:38:57,373 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:38:57,374 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:38:57,374 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:38:57,384 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:38:57,385 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:38:57" (1/1) ... [2024-11-13 21:38:57,393 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:38:57,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:57,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 24 states and 30 transitions. [2024-11-13 21:38:57,442 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2024-11-13 21:38:57,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:38:57,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:57,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:38:57,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:57,637 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 21:38:57,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:57,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions. [2024-11-13 21:38:57,682 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2024-11-13 21:38:57,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:38:57,682 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:57,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:38:57,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:58,304 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 21:38:58,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:58,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 26 states and 30 transitions. [2024-11-13 21:38:58,509 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2024-11-13 21:38:58,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 21:38:58,510 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:58,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:38:58,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:59,235 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 21:39:00,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:00,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 34 states and 41 transitions. [2024-11-13 21:39:00,466 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2024-11-13 21:39:00,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 21:39:00,467 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:00,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:39:00,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:01,091 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 21:39:01,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:01,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 21 states and 23 transitions. [2024-11-13 21:39:01,775 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2024-11-13 21:39:01,775 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 21:39:01,776 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-11-13 21:39:01,786 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 21:39:02,108 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 21:39:02,108 INFO L77 FloydHoareUtils]: At program point L31(lines 31 32) the Hoare annotation is: true [2024-11-13 21:39:02,109 INFO L77 FloydHoareUtils]: At program point L27(line 27) the Hoare annotation is: true [2024-11-13 21:39:02,109 INFO L77 FloydHoareUtils]: At program point L27-1(line 27) the Hoare annotation is: true [2024-11-13 21:39:02,109 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 21:39:02,109 INFO L77 FloydHoareUtils]: At program point L38(line 38) the Hoare annotation is: true [2024-11-13 21:39:02,109 INFO L77 FloydHoareUtils]: At program point L38-1(line 38) the Hoare annotation is: true [2024-11-13 21:39:02,111 INFO L77 FloydHoareUtils]: At program point L32(line 32) the Hoare annotation is: true [2024-11-13 21:39:02,112 INFO L77 FloydHoareUtils]: At program point L28(line 28) the Hoare annotation is: true [2024-11-13 21:39:02,112 INFO L77 FloydHoareUtils]: At program point L28-1(line 28) the Hoare annotation is: true [2024-11-13 21:39:02,112 INFO L77 FloydHoareUtils]: At program point L24(lines 24 33) the Hoare annotation is: true [2024-11-13 21:39:02,112 INFO L77 FloydHoareUtils]: At program point L18-3(lines 18 20) the Hoare annotation is: (or (not (= ((as const (Array Int Int)) 0) (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|))) (and (= |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_lcp_~y#1|) (= |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_lcp_~x#1|) (= |ULTIMATE.start_main_~n~0#1| |ULTIMATE.start_lcp_~n#1|) (or |ULTIMATE.start_lcp_#t~short7#1| (< |ULTIMATE.start_main_~n~0#1| (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~y~0#1| 1)) (< |ULTIMATE.start_main_~n~0#1| (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~x~0#1| 1))) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_lcp_~a#1.base|))) [2024-11-13 21:39:02,112 INFO L77 FloydHoareUtils]: At program point L18-5(lines 18 20) the Hoare annotation is: (or (not (= ((as const (Array Int Int)) 0) (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|))) (and (= |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_lcp_~y#1|) (= |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_lcp_~x#1|) (= |ULTIMATE.start_main_~n~0#1| |ULTIMATE.start_lcp_~n#1|) (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_lcp_~a#1.base|))) [2024-11-13 21:39:02,113 INFO L77 FloydHoareUtils]: At program point L18-6(lines 18 20) the Hoare annotation is: (not (and (not (or (< |ULTIMATE.start_main_~n~0#1| (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~y~0#1| 1)) (< |ULTIMATE.start_main_~n~0#1| (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~x~0#1| 1)))) (= ((as const (Array Int Int)) 0) (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|)))) [2024-11-13 21:39:02,113 INFO L77 FloydHoareUtils]: At program point L43(line 43) the Hoare annotation is: (= ((as const (Array Int Int)) 0) (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|)) [2024-11-13 21:39:02,113 INFO L77 FloydHoareUtils]: At program point L43-1(line 43) the Hoare annotation is: true [2024-11-13 21:39:02,113 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 5 7) the Hoare annotation is: true [2024-11-13 21:39:02,113 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(lines 5 7) the Hoare annotation is: true [2024-11-13 21:39:02,113 INFO L77 FloydHoareUtils]: At program point L13(line 13) the Hoare annotation is: true [2024-11-13 21:39:02,113 INFO L77 FloydHoareUtils]: At program point L13-1(line 13) the Hoare annotation is: true [2024-11-13 21:39:02,113 INFO L77 FloydHoareUtils]: At program point L13-3(lines 12 14) the Hoare annotation is: true [2024-11-13 21:39:02,113 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 12 14) the Hoare annotation is: true [2024-11-13 21:39:02,113 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 12 14) the Hoare annotation is: true [2024-11-13 21:39:02,113 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 13) the Hoare annotation is: true [2024-11-13 21:39:02,122 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.IllegalArgumentException: unknown symbol (const Int (Array Int Int)) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:272) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:173) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:173) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:173) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:137) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:1) at de.uni_freiburg.informatik.ultimate.core.lib.translation.DefaultTranslator.translateExpressionWithContext(DefaultTranslator.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionWithContext(ModelTranslationContainer.java:109) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionWithContext(ModelTranslationContainer.java:91) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.BacktranslationService.translateExpressionWithContext(BacktranslationService.java:111) at de.uni_freiburg.informatik.ultimate.lib.proofs.floydhoare.FloydHoareUtils.createInvariantResults(FloydHoareUtils.java:126) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createInvariantAndContractResults(CodeCheckObserver.java:542) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:518) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 21:39:02,126 INFO L158 Benchmark]: Toolchain (without parser) took 5580.41ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 78.5MB in the end (delta: 14.3MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2024-11-13 21:39:02,126 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:39:02,127 INFO L158 Benchmark]: CACSL2BoogieTranslator took 267.22ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 81.1MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:39:02,127 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.54ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 79.7MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:39:02,127 INFO L158 Benchmark]: Boogie Preprocessor took 48.38ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 78.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:39:02,128 INFO L158 Benchmark]: RCFGBuilder took 462.21ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 62.2MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:39:02,128 INFO L158 Benchmark]: CodeCheck took 4751.43ms. Allocated memory is still 117.4MB. Free memory was 62.2MB in the beginning and 78.5MB in the end (delta: -16.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:39:02,129 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 24 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.4s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 237 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 34 mSDsluCounter, 152 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 26 mSDsCounter, 60 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 204 IncrementalHoareTripleChecker+Invalid, 264 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 60 mSolverCounterUnsat, 126 mSDtfsCounter, 204 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 646 GetRequests, 597 SyntacticMatches, 1 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 470 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 95 NumberOfCodeBlocks, 95 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 91 ConstructedInterpolants, 0 QuantifiedInterpolants, 480 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 28/30 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 13]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ExceptionOrErrorResult: IllegalArgumentException: unknown symbol (const Int (Array Int Int)) de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: IllegalArgumentException: unknown symbol (const Int (Array Int Int)): de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:272) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 267.22ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 81.1MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.54ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 79.7MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.38ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 78.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 462.21ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 62.2MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 4751.43ms. Allocated memory is still 117.4MB. Free memory was 62.2MB in the beginning and 78.5MB in the end (delta: -16.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 21:39:02,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/verifythis/lcp.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1e47fbc54bff4eeebe072cdb8acf7cfe734a91f148fd421ae1769ba3b81a6f5a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:39:04,738 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:39:04,855 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:39:04,901 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:39:04,903 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:39:04,903 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:39:04,904 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:39:04,904 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:39:04,904 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:39:04,904 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:39:04,905 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:39:04,905 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:39:04,905 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:39:04,905 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:39:04,907 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:39:04,907 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:39:04,907 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:39:04,907 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:39:04,907 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:39:04,907 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:39:04,907 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:39:04,907 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:39:04,908 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:39:04,908 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:39:04,908 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:39:04,908 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:39:04,908 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:04,908 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:39:04,908 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:39:04,908 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:39:04,908 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:39:04,908 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:39:04,909 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:39:04,909 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:39:04,909 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:04,909 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:39:04,909 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e47fbc54bff4eeebe072cdb8acf7cfe734a91f148fd421ae1769ba3b81a6f5a [2024-11-13 21:39:05,217 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:39:05,226 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:39:05,228 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:39:05,229 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:39:05,229 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:39:05,230 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/verifythis/lcp.c Unable to find full path for "g++" [2024-11-13 21:39:07,155 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:39:07,439 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:39:07,443 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/sv-benchmarks/c/verifythis/lcp.c [2024-11-13 21:39:07,453 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/data/8875a27ed/53d780dce1db40558daedcaf569f24bb/FLAGc8a1ffe3c [2024-11-13 21:39:07,476 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/data/8875a27ed/53d780dce1db40558daedcaf569f24bb [2024-11-13 21:39:07,481 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:39:07,483 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:39:07,484 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:39:07,485 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:39:07,490 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:39:07,491 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:39:07" (1/1) ... [2024-11-13 21:39:07,492 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5aa97c2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:07, skipping insertion in model container [2024-11-13 21:39:07,492 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:39:07" (1/1) ... [2024-11-13 21:39:07,509 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:39:07,683 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/sv-benchmarks/c/verifythis/lcp.c[515,528] [2024-11-13 21:39:07,720 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:39:07,743 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:39:07,761 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/sv-benchmarks/c/verifythis/lcp.c[515,528] [2024-11-13 21:39:07,778 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:39:07,798 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:39:07,798 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:07 WrapperNode [2024-11-13 21:39:07,799 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:39:07,800 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:39:07,800 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:39:07,800 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:39:07,807 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:07" (1/1) ... [2024-11-13 21:39:07,817 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:07" (1/1) ... [2024-11-13 21:39:07,847 INFO L138 Inliner]: procedures = 22, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 80 [2024-11-13 21:39:07,850 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:39:07,851 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:39:07,851 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:39:07,851 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:39:07,860 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:07" (1/1) ... [2024-11-13 21:39:07,862 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:07" (1/1) ... [2024-11-13 21:39:07,869 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:07" (1/1) ... [2024-11-13 21:39:07,869 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:07" (1/1) ... [2024-11-13 21:39:07,884 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:07" (1/1) ... [2024-11-13 21:39:07,887 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:07" (1/1) ... [2024-11-13 21:39:07,892 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:07" (1/1) ... [2024-11-13 21:39:07,893 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:07" (1/1) ... [2024-11-13 21:39:07,895 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:39:07,898 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:39:07,899 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:39:07,899 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:39:07,900 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:07" (1/1) ... [2024-11-13 21:39:07,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:39:07,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:39:07,938 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:39:07,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:39:07,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:39:07,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:39:07,971 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:39:07,971 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:39:07,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 21:39:07,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 21:39:07,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:39:07,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:39:07,972 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 21:39:07,972 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 21:39:07,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:39:08,093 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:39:08,095 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:39:08,356 INFO L? ?]: Removed 42 outVars from TransFormulas that were not future-live. [2024-11-13 21:39:08,356 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:39:08,433 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:39:08,434 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:39:08,434 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:39:08 BoogieIcfgContainer [2024-11-13 21:39:08,434 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:39:08,435 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:39:08,435 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:39:08,447 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:39:08,448 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:39:08" (1/1) ... [2024-11-13 21:39:08,458 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:39:08,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:08,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 24 states and 30 transitions. [2024-11-13 21:39:08,522 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2024-11-13 21:39:08,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:39:08,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:08,530 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:08,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:08,534 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:08,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:39:08,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:08,725 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:08,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:08,787 INFO L255 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:39:08,793 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:08,821 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:39:08,822 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 21:39:08,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:39:08,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:08,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions. [2024-11-13 21:39:08,879 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2024-11-13 21:39:08,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:08,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:08,880 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:08,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:08,885 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:08,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:39:09,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:09,035 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:09,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:09,103 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:09,105 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:09,195 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:09,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 21:39:09,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:09,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:09,317 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:09,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:09,318 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:09,319 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:09,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:09,321 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:09,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 21:39:09,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:09,447 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:09,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:09,491 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:09,493 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:09,529 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:09,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:09,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:09,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:09,545 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:09,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:09,547 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:09,547 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:09,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:09,549 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:09,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 21:39:09,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:09,699 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:09,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:09,753 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:09,755 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:09,817 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:09,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:09,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:09,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:09,832 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:09,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:09,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:09,834 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:09,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:09,838 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:09,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 21:39:09,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:09,971 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:10,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:10,011 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:10,013 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:10,034 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:10,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 21:39:10,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:10,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:10,043 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:10,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:10,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:10,044 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:10,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:10,046 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:10,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 21:39:10,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:10,182 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:10,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:10,219 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:10,220 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:10,241 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:10,244 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 21:39:10,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:10,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:10,250 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:10,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:10,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:10,251 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:10,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:10,253 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:10,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 21:39:10,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:10,391 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:10,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:10,431 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:10,433 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:10,453 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:10,456 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 21:39:10,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:10,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:10,462 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:10,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:10,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:10,463 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:10,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:10,465 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:10,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 21:39:10,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:10,626 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:10,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:10,665 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:10,666 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:10,699 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:10,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-13 21:39:10,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:10,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:10,712 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:10,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:10,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:10,713 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:10,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:10,717 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:10,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 21:39:10,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:10,859 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:10,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:10,906 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:10,907 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:10,934 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:10,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 21:39:10,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:10,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:10,948 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:10,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:10,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:10,950 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:10,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:10,952 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:10,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 21:39:11,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:11,089 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:11,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:11,124 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:11,126 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:11,145 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:11,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-13 21:39:11,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:11,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:11,153 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:11,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:11,154 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:11,154 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:11,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:11,156 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:11,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 21:39:11,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:11,293 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:11,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:11,329 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:11,330 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:11,361 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:11,365 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:11,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:11,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:11,370 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:11,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:11,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:11,371 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:11,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:11,373 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:11,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 21:39:11,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:11,510 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:11,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:11,541 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:11,542 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:11,562 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:11,565 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-13 21:39:11,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:11,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:11,571 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:11,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:11,572 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:11,572 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:11,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:11,575 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:11,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 21:39:11,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:11,714 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:11,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:11,749 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:11,750 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:11,779 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:11,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-13 21:39:11,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:11,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:11,788 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:11,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:11,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:11,788 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:11,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:11,791 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:11,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-13 21:39:11,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:11,936 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:11,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:11,968 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:11,969 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:11,997 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:12,001 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-13 21:39:12,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:12,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:12,010 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:12,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:12,012 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:12,012 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:12,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:12,014 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:12,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-13 21:39:12,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:12,152 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:12,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:12,184 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:12,185 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:12,207 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:12,210 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:12,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:12,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:12,224 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:12,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:12,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:12,225 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:12,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:12,227 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:12,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-13 21:39:12,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:12,369 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:12,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:12,402 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:12,403 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:12,422 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:12,425 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-13 21:39:12,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:12,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:12,433 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:12,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:12,436 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:12,436 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:12,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:12,439 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:12,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-13 21:39:12,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:12,587 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:12,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:12,628 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:12,629 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:12,658 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:12,660 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 21:39:12,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-13 21:39:12,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:12,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:12,670 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:12,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:12,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:12,671 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:12,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:12,674 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:12,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-13 21:39:12,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:12,820 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:12,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:12,851 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:12,852 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:12,869 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:12,872 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-13 21:39:12,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:12,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:12,878 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:12,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:12,881 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:12,881 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:12,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:12,883 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:12,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-13 21:39:13,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:13,029 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:13,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:13,059 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:13,060 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:13,078 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:13,080 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 21:39:13,083 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-13 21:39:13,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:13,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:13,089 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:13,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:13,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:13,093 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:13,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:13,095 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:13,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-13 21:39:13,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:13,236 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:13,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:13,269 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:13,270 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:13,304 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:13,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-13 21:39:13,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:13,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:13,311 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:13,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:13,312 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:13,312 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:13,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:13,314 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:13,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-13 21:39:13,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:13,470 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:13,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:13,497 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:13,498 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:13,515 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:13,517 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 21:39:13,518 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:13,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:13,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:13,523 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:13,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:13,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:13,523 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:13,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:13,526 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:13,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-13 21:39:13,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:13,676 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:13,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:13,708 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:13,709 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:13,728 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:13,730 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 21:39:13,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-13 21:39:13,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:13,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:13,734 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:13,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:13,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:13,735 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:13,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:13,737 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:13,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-13 21:39:13,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:13,886 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:13,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:13,922 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:13,923 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:13,944 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:13,947 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-11-13 21:39:13,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:13,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:13,955 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:13,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:13,956 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:13,956 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:13,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:13,958 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:13,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-13 21:39:14,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:14,114 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:14,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:14,142 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:14,143 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:14,161 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:14,166 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:14,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:14,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:14,171 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:14,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:14,172 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:14,172 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:14,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:14,175 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:14,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-13 21:39:14,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:14,320 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:14,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:14,359 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:14,360 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:14,378 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:14,383 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 21:39:14,384 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:14,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:14,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:14,389 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:14,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:14,390 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:14,391 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:14,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:14,393 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:14,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-13 21:39:14,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:14,549 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:14,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:14,581 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:14,582 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:14,600 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:14,602 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-11-13 21:39:14,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:14,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:14,606 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:14,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:14,607 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:14,607 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:14,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:14,609 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:14,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-13 21:39:14,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:14,769 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:14,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:14,798 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:14,800 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:14,817 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:14,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-11-13 21:39:14,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:14,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:14,825 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:14,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:14,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:14,827 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:14,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:14,829 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:14,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-13 21:39:14,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:14,978 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:15,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:15,007 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:15,008 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:15,024 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:15,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-11-13 21:39:15,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:15,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:15,031 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:15,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:15,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:15,031 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:15,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:15,033 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:15,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-13 21:39:15,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:15,208 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:15,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:15,239 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:15,240 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:15,256 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:15,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-11-13 21:39:15,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:15,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:15,263 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:15,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:15,263 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:15,263 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:15,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:15,266 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:15,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-13 21:39:15,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:15,441 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:15,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:15,471 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:15,472 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:15,488 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:15,491 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-11-13 21:39:15,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:15,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:15,494 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:15,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:15,495 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:15,495 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:15,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:15,497 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:15,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-13 21:39:15,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:15,634 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:15,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:15,660 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:15,661 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:15,677 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:15,680 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-11-13 21:39:15,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:15,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:15,683 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:15,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:15,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:15,684 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:15,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:15,686 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:15,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-11-13 21:39:15,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:15,850 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:15,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:15,878 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:15,879 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:15,894 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:15,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-11-13 21:39:15,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:15,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:15,901 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:15,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:15,901 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:15,902 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:15,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:15,904 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:15,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-11-13 21:39:16,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:16,073 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:16,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:16,102 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:16,103 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:16,119 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:16,123 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-11-13 21:39:16,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:16,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:16,127 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:16,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:16,127 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:16,127 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:16,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:16,129 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:16,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-11-13 21:39:16,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:16,285 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:16,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:16,315 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:16,316 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:16,332 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:16,346 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-11-13 21:39:16,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:16,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:16,350 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:16,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:16,350 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:16,351 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:16,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:16,353 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:16,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-11-13 21:39:16,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:16,521 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:16,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:16,549 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:16,550 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:16,564 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:16,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-11-13 21:39:16,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:16,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:16,569 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:16,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:16,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:16,570 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:16,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:16,572 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:16,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-11-13 21:39:16,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:16,735 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:16,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:16,764 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:16,765 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:16,780 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:16,783 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:16,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:16,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:16,786 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:16,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:16,786 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:16,786 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:16,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:16,788 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:16,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-11-13 21:39:16,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:16,966 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:16,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:16,993 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:16,994 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:17,011 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:17,013 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 21:39:17,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-11-13 21:39:17,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:17,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:17,017 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:17,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:17,018 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:17,018 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:17,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:17,020 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:17,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-11-13 21:39:17,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:17,192 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:17,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:17,218 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:17,219 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:17,230 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:17,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:17,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:17,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:17,236 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:17,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:17,237 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:17,238 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:17,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:17,240 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:17,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-11-13 21:39:17,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:17,410 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:17,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:17,438 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:17,438 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:17,454 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:17,457 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-11-13 21:39:17,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:17,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:17,461 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:17,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:17,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:17,463 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:17,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:17,465 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:17,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-11-13 21:39:17,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:17,636 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:17,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:17,665 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:17,666 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:17,682 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:17,685 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-11-13 21:39:17,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:17,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:17,688 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:17,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:17,689 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:17,689 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:17,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:17,693 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:17,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-11-13 21:39:17,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:17,858 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:17,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:17,885 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:17,885 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:17,897 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:17,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-11-13 21:39:17,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:17,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:17,903 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:17,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:17,903 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:17,903 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:17,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:17,905 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:17,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-11-13 21:39:18,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:18,096 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:18,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:18,127 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:18,128 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:18,141 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:18,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-11-13 21:39:18,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:18,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:18,147 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:18,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:18,148 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:18,148 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:18,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:18,150 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:18,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-11-13 21:39:18,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:18,338 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:18,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:18,370 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:18,371 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:18,404 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:18,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (44)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:18,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:18,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:18,411 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:18,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:18,411 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:18,411 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:18,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:18,413 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:18,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-11-13 21:39:18,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:18,600 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:18,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:18,629 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:18,630 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:18,645 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:18,647 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-11-13 21:39:18,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:18,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:18,651 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:18,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:18,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:18,651 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:18,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:18,653 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:18,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-11-13 21:39:18,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:18,826 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:18,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:18,852 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:18,853 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:18,869 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:18,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-11-13 21:39:18,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:18,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:18,875 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:18,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:18,875 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:18,875 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:18,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:18,878 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:18,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-11-13 21:39:19,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:19,069 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:19,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:19,096 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:19,097 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:19,111 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:19,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-11-13 21:39:19,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:19,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:19,117 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:19,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:19,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:19,118 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:19,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:19,120 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:19,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-11-13 21:39:19,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:19,310 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:19,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:19,335 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:19,335 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:19,347 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:19,349 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-11-13 21:39:19,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:19,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:19,351 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:19,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:19,352 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:19,352 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:19,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:19,354 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:19,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-11-13 21:39:19,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:19,561 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:19,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:19,591 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:19,591 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:19,615 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:19,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-11-13 21:39:19,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:19,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:19,623 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:19,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:19,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:19,625 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:19,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:19,627 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:19,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-11-13 21:39:19,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:19,830 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:19,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:19,859 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:19,860 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:19,873 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:19,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-11-13 21:39:19,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:19,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:19,879 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:19,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:19,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:19,879 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:19,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:19,883 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:19,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-11-13 21:39:20,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:20,078 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:20,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:20,102 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:20,103 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:20,116 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:20,119 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-11-13 21:39:20,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:20,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:20,122 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:20,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:20,123 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:20,123 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:20,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:20,125 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:20,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-11-13 21:39:20,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:20,303 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:20,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:20,327 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:20,328 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:20,343 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:20,345 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-11-13 21:39:20,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:20,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:20,348 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:20,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:20,348 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:20,348 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:20,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:20,352 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:20,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-11-13 21:39:20,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:20,539 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:20,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:20,562 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:20,563 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:20,576 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:20,579 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-11-13 21:39:20,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:20,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:20,582 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:20,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:20,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:20,582 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:20,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:20,584 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:20,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-11-13 21:39:20,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:20,766 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:20,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:20,790 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:20,790 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:20,801 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:20,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-11-13 21:39:20,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:20,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:20,806 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:20,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:20,807 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:20,807 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:20,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:20,809 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:20,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-11-13 21:39:20,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:20,988 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:21,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:21,013 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:21,013 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:21,025 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:21,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2024-11-13 21:39:21,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:21,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:21,031 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:21,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:21,032 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:21,032 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:21,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:21,034 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:21,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-11-13 21:39:21,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:21,242 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:21,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:21,268 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:21,268 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:21,281 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:21,284 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (56)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:21,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:21,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:21,286 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:21,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:21,287 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:21,287 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:21,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:21,294 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:21,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-11-13 21:39:21,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:21,494 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:21,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:21,518 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:21,519 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:21,530 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:21,533 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (57)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:21,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:21,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:21,536 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:21,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:21,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:21,536 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:21,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:21,538 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:21,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-11-13 21:39:21,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:21,730 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:21,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:21,755 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:21,755 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:21,766 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:21,769 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2024-11-13 21:39:21,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:21,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:21,772 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:21,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:21,772 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:21,772 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:21,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:21,774 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:21,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-11-13 21:39:21,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:21,965 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:21,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:21,989 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:21,989 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:22,001 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:22,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (59)] Ended with exit code 0 [2024-11-13 21:39:22,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:22,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:22,006 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:22,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:22,006 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:22,006 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:22,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:22,008 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:22,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-11-13 21:39:22,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:22,200 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:22,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:22,226 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:22,227 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:22,237 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:22,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (60)] Ended with exit code 0 [2024-11-13 21:39:22,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:22,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:22,242 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:22,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:22,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:22,243 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:22,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:22,245 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:22,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-11-13 21:39:22,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:22,461 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:22,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:22,492 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:22,493 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:22,502 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:22,504 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2024-11-13 21:39:22,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:22,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:22,507 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:22,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:22,507 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:22,507 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:22,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:22,509 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:22,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-11-13 21:39:22,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:22,699 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:22,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:22,725 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:22,726 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:22,737 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:22,739 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (62)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:22,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:22,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:22,742 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:22,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:22,742 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:22,742 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:22,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:22,744 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:22,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-11-13 21:39:22,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:22,943 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:22,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:22,968 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:22,969 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:22,980 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:22,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (63)] Ended with exit code 0 [2024-11-13 21:39:22,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:22,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:22,986 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:22,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:22,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:22,986 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:22,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:22,991 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:22,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-11-13 21:39:23,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:23,197 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:23,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:23,222 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:23,223 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:23,237 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:23,241 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (64)] Ended with exit code 0 [2024-11-13 21:39:23,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:23,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:23,245 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:23,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:23,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:23,245 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:23,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:23,250 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:23,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-11-13 21:39:23,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:23,461 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:23,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:23,494 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:23,495 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:23,504 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:23,507 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (65)] Ended with exit code 0 [2024-11-13 21:39:23,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:23,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:23,512 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:23,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:23,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:23,513 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:23,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:23,516 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:23,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-11-13 21:39:23,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:23,724 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:23,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:23,748 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:23,748 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:23,759 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:23,763 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (66)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:23,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:23,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:23,766 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:23,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:23,766 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:23,766 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:23,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:23,768 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:23,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-11-13 21:39:23,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:23,968 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:23,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:23,991 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:23,992 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:24,001 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:24,004 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (67)] Ended with exit code 0 [2024-11-13 21:39:24,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:24,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:24,006 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:24,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:24,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:24,007 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:24,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:24,009 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:24,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-11-13 21:39:24,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:24,216 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:24,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:24,239 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:24,240 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:24,253 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:24,257 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (68)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:24,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:24,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:24,259 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:24,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:24,260 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:24,260 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:24,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:24,261 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:24,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-11-13 21:39:24,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:24,498 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:24,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:24,532 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:24,533 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:24,547 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:24,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (69)] Ended with exit code 0 [2024-11-13 21:39:24,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:24,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:24,554 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:24,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:24,554 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:24,554 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:24,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:24,557 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:24,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-11-13 21:39:24,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:24,775 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:24,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:24,799 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:24,800 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:24,810 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:24,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (70)] Ended with exit code 0 [2024-11-13 21:39:24,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:24,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:24,817 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:24,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:24,817 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:24,817 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:24,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:24,821 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:24,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-11-13 21:39:25,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:25,058 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:25,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:25,082 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:25,083 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:25,094 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:25,096 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (71)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:25,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:25,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:25,099 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:25,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:25,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:25,099 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:25,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:25,101 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:25,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-11-13 21:39:25,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:25,311 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:25,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:25,345 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:25,346 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:25,357 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:25,360 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (72)] Ended with exit code 0 [2024-11-13 21:39:25,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:25,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:25,362 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:25,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:25,362 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:25,362 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:25,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:25,366 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:25,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-11-13 21:39:25,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:25,606 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:25,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:25,638 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:25,639 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:25,654 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:25,658 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (73)] Ended with exit code 0 [2024-11-13 21:39:25,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:25,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:25,661 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:25,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:25,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:25,662 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:25,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:25,664 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:25,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2024-11-13 21:39:25,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:25,933 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:25,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:25,959 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:25,960 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:25,981 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:25,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (74)] Ended with exit code 0 [2024-11-13 21:39:25,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:25,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:25,987 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:25,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:25,987 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:25,988 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:25,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:25,992 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:25,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2024-11-13 21:39:26,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:26,271 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:26,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:26,300 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:26,301 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:26,315 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:26,318 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (75)] Ended with exit code 0 [2024-11-13 21:39:26,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:26,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:26,321 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:26,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:26,321 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:26,321 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:26,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:26,323 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:26,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (76)] Waiting until timeout for monitored process [2024-11-13 21:39:26,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:26,545 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:26,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:26,569 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:26,570 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:26,582 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:26,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (76)] Ended with exit code 0 [2024-11-13 21:39:26,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:26,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:26,591 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:26,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:26,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:26,591 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:26,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:26,593 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:26,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (77)] Waiting until timeout for monitored process [2024-11-13 21:39:26,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:26,818 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:26,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:26,842 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:26,843 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:26,853 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:26,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (77)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:26,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:26,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:26,858 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:26,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:26,859 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:26,859 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:26,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:26,860 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:26,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (78)] Waiting until timeout for monitored process [2024-11-13 21:39:27,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:27,085 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:27,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:27,110 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:27,111 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:27,124 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:27,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (78)] Ended with exit code 0 [2024-11-13 21:39:27,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:27,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:27,134 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:27,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:27,135 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:27,135 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:27,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:27,137 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:27,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (79)] Waiting until timeout for monitored process [2024-11-13 21:39:27,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:27,362 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:27,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:27,385 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:27,385 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:27,400 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:27,404 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (79)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:27,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:27,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:27,407 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:27,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:27,407 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:27,407 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:27,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:27,409 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:27,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (80)] Waiting until timeout for monitored process [2024-11-13 21:39:27,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:27,648 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:27,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:27,673 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:27,674 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:27,688 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:27,692 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (80)] Ended with exit code 0 [2024-11-13 21:39:27,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:27,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:27,694 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:27,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:27,695 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:27,695 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:27,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:27,697 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:27,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (81)] Waiting until timeout for monitored process [2024-11-13 21:39:27,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:27,947 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:27,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:27,969 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:27,970 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:27,986 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:27,989 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (81)] Ended with exit code 0 [2024-11-13 21:39:27,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:27,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:27,992 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:27,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:27,992 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:27,992 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:27,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:27,996 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:27,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (82)] Waiting until timeout for monitored process [2024-11-13 21:39:28,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:28,226 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:28,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:28,250 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:28,251 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:28,261 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:28,264 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (82)] Ended with exit code 0 [2024-11-13 21:39:28,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:28,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:28,266 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:28,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:28,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:28,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:28,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:28,268 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:28,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (83)] Waiting until timeout for monitored process [2024-11-13 21:39:28,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:28,502 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:28,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:28,524 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:28,525 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:28,539 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:28,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (83)] Ended with exit code 0 [2024-11-13 21:39:28,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:28,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:28,546 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:28,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:28,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:28,546 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:28,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:28,548 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:28,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (84)] Waiting until timeout for monitored process [2024-11-13 21:39:28,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:28,813 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:28,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:28,846 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:28,847 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:28,857 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:28,860 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (84)] Ended with exit code 0 [2024-11-13 21:39:28,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:28,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:28,863 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:28,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:28,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:28,863 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:28,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:28,865 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:28,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (85)] Waiting until timeout for monitored process [2024-11-13 21:39:29,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:29,099 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:29,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:29,123 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:29,123 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:29,133 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:29,135 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (85)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:29,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:29,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:29,138 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:29,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:29,138 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:29,138 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:29,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:29,141 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:29,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (86)] Waiting until timeout for monitored process [2024-11-13 21:39:29,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:29,383 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:29,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:29,408 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:29,408 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:29,420 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:29,425 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (86)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:29,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:29,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:29,428 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:29,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:29,429 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:29,429 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:29,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:29,434 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:29,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (87)] Waiting until timeout for monitored process [2024-11-13 21:39:29,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:29,746 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:29,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:29,778 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:29,779 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:29,796 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:29,802 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (87)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:29,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:29,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:29,809 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:29,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:29,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:29,812 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:29,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:29,814 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:29,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (88)] Waiting until timeout for monitored process [2024-11-13 21:39:30,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:30,081 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:30,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:30,104 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:30,105 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:30,117 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:30,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (88)] Ended with exit code 0 [2024-11-13 21:39:30,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:30,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:30,123 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:30,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:30,123 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:30,123 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:30,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:30,125 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:30,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (89)] Waiting until timeout for monitored process [2024-11-13 21:39:30,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:30,372 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:30,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:30,396 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:30,396 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:30,406 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:30,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (89)] Ended with exit code 0 [2024-11-13 21:39:30,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:30,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:30,411 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:30,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:30,411 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:30,411 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:30,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:30,413 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:30,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (90)] Waiting until timeout for monitored process [2024-11-13 21:39:30,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:30,654 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:30,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:30,678 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:30,678 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:30,687 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:30,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (90)] Ended with exit code 0 [2024-11-13 21:39:30,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:30,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:30,692 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:30,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:30,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:30,693 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:30,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:30,694 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:30,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (91)] Waiting until timeout for monitored process [2024-11-13 21:39:30,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:30,938 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:30,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:30,964 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:30,965 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:30,985 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:30,988 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (91)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:30,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:30,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:30,991 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:30,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:30,991 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:30,991 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:30,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:30,993 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:30,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (92)] Waiting until timeout for monitored process [2024-11-13 21:39:31,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:31,239 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:31,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:31,263 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:31,263 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:31,273 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:31,275 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (92)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:31,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:31,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:31,278 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:31,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:31,278 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:31,278 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:31,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:31,280 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:31,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (93)] Waiting until timeout for monitored process [2024-11-13 21:39:31,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:31,534 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:31,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:31,558 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:31,559 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:31,569 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:31,571 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (93)] Ended with exit code 0 [2024-11-13 21:39:31,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:31,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:31,574 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:31,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:31,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:31,574 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:31,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:31,575 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:31,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (94)] Waiting until timeout for monitored process [2024-11-13 21:39:31,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:31,828 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:31,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:31,852 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:31,853 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:31,863 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:31,865 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (94)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:31,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:31,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:31,868 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:31,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:31,868 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:31,868 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:31,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:31,870 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:31,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (95)] Waiting until timeout for monitored process [2024-11-13 21:39:32,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:32,130 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:32,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:32,155 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:32,155 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:32,168 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:32,172 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (95)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:32,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:32,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:32,175 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:32,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:32,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:32,175 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:32,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:32,180 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:32,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (96)] Waiting until timeout for monitored process [2024-11-13 21:39:32,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:32,444 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:32,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:32,475 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:32,475 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:32,491 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:32,494 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (96)] Ended with exit code 0 [2024-11-13 21:39:32,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:32,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:32,496 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:32,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:32,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:32,497 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:32,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:32,498 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:32,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (97)] Waiting until timeout for monitored process [2024-11-13 21:39:32,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:32,759 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:32,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:32,782 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:32,783 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:32,793 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:32,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (97)] Ended with exit code 0 [2024-11-13 21:39:32,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:32,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:32,798 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:32,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:32,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:32,798 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:32,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:32,800 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:32,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (98)] Waiting until timeout for monitored process [2024-11-13 21:39:33,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:33,067 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:33,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:33,091 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:33,092 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:33,106 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:33,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (98)] Ended with exit code 0 [2024-11-13 21:39:33,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:33,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:33,112 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:33,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:33,113 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:33,113 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:33,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:33,115 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:33,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (99)] Waiting until timeout for monitored process [2024-11-13 21:39:33,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:33,389 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:33,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:33,413 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:33,414 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:33,424 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:33,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (99)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:33,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:33,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:33,430 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:33,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:33,431 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:33,431 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:33,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:33,432 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:33,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (100)] Waiting until timeout for monitored process [2024-11-13 21:39:33,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:33,698 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:33,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:33,721 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:33,722 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:33,736 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:33,742 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (100)] Ended with exit code 0 [2024-11-13 21:39:33,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:33,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:33,744 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:33,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:33,744 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:33,745 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:33,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:33,746 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:33,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (101)] Waiting until timeout for monitored process [2024-11-13 21:39:34,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:34,016 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:34,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:34,040 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:34,041 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:34,051 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:34,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (101)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:34,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:34,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:34,058 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:34,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:34,058 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:34,058 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:34,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:34,062 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:34,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (102)] Waiting until timeout for monitored process [2024-11-13 21:39:34,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:34,360 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:34,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:34,387 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:34,388 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:34,398 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:34,405 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (102)] Ended with exit code 0 [2024-11-13 21:39:34,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:34,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:34,407 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:34,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:34,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:34,408 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:34,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:34,409 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:34,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (103)] Waiting until timeout for monitored process [2024-11-13 21:39:34,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:34,677 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:34,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:34,705 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:34,705 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:34,718 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:34,722 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (103)] Ended with exit code 0 [2024-11-13 21:39:34,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:34,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:34,727 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:34,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:34,729 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:34,729 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:34,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:34,731 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:34,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (104)] Waiting until timeout for monitored process [2024-11-13 21:39:35,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:35,010 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:35,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:35,036 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:35,037 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:35,049 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:35,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (104)] Ended with exit code 0 [2024-11-13 21:39:35,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:35,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:35,055 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:35,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:35,055 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:35,056 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:35,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:35,057 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:35,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (105)] Waiting until timeout for monitored process [2024-11-13 21:39:35,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:35,330 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:35,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:35,357 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:35,358 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:35,372 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:35,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (105)] Ended with exit code 0 [2024-11-13 21:39:35,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:35,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:35,379 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:35,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:35,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:35,379 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:35,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:35,381 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:35,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (106)] Waiting until timeout for monitored process [2024-11-13 21:39:35,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:35,658 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:35,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:35,681 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:35,682 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:35,691 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:35,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (106)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:35,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:35,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:35,697 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:35,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:35,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:35,697 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:35,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:35,699 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:35,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (107)] Waiting until timeout for monitored process [2024-11-13 21:39:35,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:35,977 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:35,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:36,001 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:36,002 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:36,012 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:36,015 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (107)] Ended with exit code 0 [2024-11-13 21:39:36,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:36,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:36,017 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:36,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:36,017 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:36,017 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:36,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:36,019 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:36,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (108)] Waiting until timeout for monitored process [2024-11-13 21:39:36,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:36,299 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:36,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:36,323 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:36,324 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:36,334 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:36,337 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (108)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:36,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:36,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:36,340 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:36,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:36,340 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:36,340 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:36,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:36,343 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:36,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (109)] Waiting until timeout for monitored process [2024-11-13 21:39:36,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:36,640 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:36,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:36,663 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:36,664 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:36,674 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:36,680 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (109)] Ended with exit code 0 [2024-11-13 21:39:36,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:36,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:36,685 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:36,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:36,686 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:36,686 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:36,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:36,688 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:36,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (110)] Waiting until timeout for monitored process [2024-11-13 21:39:36,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:36,979 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:37,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:37,007 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:37,008 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:37,023 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:37,027 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (110)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:37,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:37,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:37,030 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:37,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:37,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:37,031 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:37,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:37,033 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:37,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (111)] Waiting until timeout for monitored process [2024-11-13 21:39:37,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:37,321 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:37,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:37,344 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:37,344 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:37,354 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:37,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (111)] Ended with exit code 0 [2024-11-13 21:39:37,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:37,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:37,359 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:37,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:37,360 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:37,360 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:37,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:37,361 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:37,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (112)] Waiting until timeout for monitored process [2024-11-13 21:39:37,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:37,652 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:37,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:37,676 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:37,677 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:37,687 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:37,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (112)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:37,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:37,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:37,693 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:37,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:37,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:37,693 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:37,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:37,695 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:37,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (113)] Waiting until timeout for monitored process [2024-11-13 21:39:37,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:37,982 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:38,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:38,004 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:38,005 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:38,014 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:38,016 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (113)] Ended with exit code 0 [2024-11-13 21:39:38,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:38,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:38,019 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:38,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:38,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:38,019 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:38,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:38,021 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:38,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (114)] Waiting until timeout for monitored process [2024-11-13 21:39:38,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:38,313 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:38,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:38,337 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:38,338 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:38,347 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:38,349 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (114)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:38,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:38,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:38,352 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:38,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:38,352 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:38,352 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:38,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:38,355 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:38,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (115)] Waiting until timeout for monitored process [2024-11-13 21:39:38,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:38,645 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:38,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:38,669 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:38,669 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:38,678 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:38,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (115)] Ended with exit code 0 [2024-11-13 21:39:38,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:38,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:38,683 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:38,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:38,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:38,684 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:38,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:38,686 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:38,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (116)] Waiting until timeout for monitored process [2024-11-13 21:39:38,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:38,981 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:39,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:39,005 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:39,006 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:39,016 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:39,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (116)] Ended with exit code 0 [2024-11-13 21:39:39,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:39,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:39,021 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:39,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:39,021 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:39,021 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:39,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:39,022 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:39,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (117)] Waiting until timeout for monitored process [2024-11-13 21:39:39,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:39,320 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:39,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:39,343 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:39,344 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:39,354 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:39,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (117)] Ended with exit code 0 [2024-11-13 21:39:39,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:39,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:39,360 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:39,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:39,360 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:39,360 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:39,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:39,361 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:39,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (118)] Waiting until timeout for monitored process [2024-11-13 21:39:39,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:39,702 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:39,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:39,738 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:39,739 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:39,754 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:39,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (118)] Ended with exit code 0 [2024-11-13 21:39:39,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:39,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:39,762 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:39,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:39,762 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:39,763 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:39,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:39,766 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:39,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (119)] Waiting until timeout for monitored process [2024-11-13 21:39:40,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:40,080 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:40,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:40,106 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:40,106 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:40,117 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:40,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (119)] Ended with exit code 0 [2024-11-13 21:39:40,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:40,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:40,122 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:40,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:40,122 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:40,122 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:40,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:40,125 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:40,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (120)] Waiting until timeout for monitored process [2024-11-13 21:39:40,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:40,439 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:40,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:40,464 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:40,465 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:40,482 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:40,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (120)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:40,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:40,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:40,489 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:40,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:40,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:40,489 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:40,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:40,492 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:40,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (121)] Waiting until timeout for monitored process [2024-11-13 21:39:40,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:40,810 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:40,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:40,833 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:40,834 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:40,845 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:40,848 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (121)] Ended with exit code 0 [2024-11-13 21:39:40,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:40,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:40,855 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:40,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:40,856 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:40,856 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:40,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:40,859 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:40,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (122)] Waiting until timeout for monitored process [2024-11-13 21:39:41,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:41,174 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:41,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:41,198 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:41,199 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:41,208 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:41,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (122)] Ended with exit code 0 [2024-11-13 21:39:41,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:41,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:41,213 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:41,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:41,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:41,213 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:41,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:41,215 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:41,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (123)] Waiting until timeout for monitored process [2024-11-13 21:39:41,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:41,521 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:41,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:41,544 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:41,545 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:41,554 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:41,557 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (123)] Ended with exit code 0 [2024-11-13 21:39:41,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:41,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:41,559 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:41,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:41,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:41,559 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:41,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:41,561 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:41,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (124)] Waiting until timeout for monitored process [2024-11-13 21:39:41,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:41,886 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:41,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:41,910 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:41,911 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:41,920 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:41,923 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (124)] Ended with exit code 0 [2024-11-13 21:39:41,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:41,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:41,926 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:41,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:41,926 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:41,926 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:41,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:41,927 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:41,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (125)] Waiting until timeout for monitored process [2024-11-13 21:39:42,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:42,240 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:42,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:42,264 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:42,264 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:42,274 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:42,277 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (125)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:42,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:42,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:42,280 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:42,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:42,280 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:42,280 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:42,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:42,282 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:42,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (126)] Waiting until timeout for monitored process [2024-11-13 21:39:42,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:42,596 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:42,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:42,618 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:42,618 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:42,628 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:42,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (126)] Ended with exit code 0 [2024-11-13 21:39:42,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:42,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:42,633 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:42,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:42,633 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:42,633 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:42,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:42,637 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:42,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (127)] Waiting until timeout for monitored process [2024-11-13 21:39:42,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:42,956 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:42,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:42,979 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:42,980 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:42,989 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:42,992 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (127)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:42,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:42,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:42,994 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:42,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:42,994 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:42,995 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:42,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:42,997 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:42,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (128)] Waiting until timeout for monitored process [2024-11-13 21:39:43,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:43,322 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:43,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:43,346 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:43,347 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:43,356 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:43,360 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (128)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:43,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:43,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:43,362 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:43,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:43,363 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:43,363 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:43,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:43,365 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:43,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (129)] Waiting until timeout for monitored process [2024-11-13 21:39:43,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:43,687 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:43,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:43,713 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:43,713 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:43,724 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:43,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (129)] Ended with exit code 0 [2024-11-13 21:39:43,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:43,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:43,731 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:43,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:43,732 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:43,732 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:43,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:43,734 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:43,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (130)] Waiting until timeout for monitored process [2024-11-13 21:39:44,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:44,056 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:44,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:44,080 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:44,080 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:44,090 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:44,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (130)] Ended with exit code 0 [2024-11-13 21:39:44,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:44,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:44,097 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:44,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:44,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:44,097 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:44,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:44,099 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:44,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (131)] Waiting until timeout for monitored process [2024-11-13 21:39:44,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:44,436 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:44,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:44,458 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:44,459 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:44,468 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:44,471 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (131)] Ended with exit code 0 [2024-11-13 21:39:44,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:44,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:44,474 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:44,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:44,474 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:44,474 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:44,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:44,475 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:44,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (132)] Waiting until timeout for monitored process [2024-11-13 21:39:44,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:44,800 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:44,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:44,824 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:44,825 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:44,834 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:44,837 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (132)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:44,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:44,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:44,840 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:44,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:44,840 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:44,840 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:44,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:44,841 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:44,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (133)] Waiting until timeout for monitored process [2024-11-13 21:39:45,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:45,168 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:45,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:45,191 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:45,192 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:45,201 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:45,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (133)] Ended with exit code 0 [2024-11-13 21:39:45,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:45,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:45,206 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:45,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:45,206 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:45,206 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:45,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:45,208 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:45,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (134)] Waiting until timeout for monitored process [2024-11-13 21:39:45,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:45,553 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:45,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:45,584 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:45,585 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:45,596 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:45,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (134)] Ended with exit code 0 [2024-11-13 21:39:45,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:45,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:45,603 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:45,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:45,603 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:45,603 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:45,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:45,605 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:45,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (135)] Waiting until timeout for monitored process [2024-11-13 21:39:45,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:45,933 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:45,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:45,961 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:45,962 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:45,975 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:45,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (135)] Ended with exit code 0 [2024-11-13 21:39:45,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:45,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:45,982 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:45,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:45,983 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:45,983 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:45,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:45,985 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:45,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (136)] Waiting until timeout for monitored process [2024-11-13 21:39:46,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:46,331 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:46,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:46,355 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:46,355 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:46,373 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:46,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (136)] Ended with exit code 0 [2024-11-13 21:39:46,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:46,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:46,378 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:46,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:46,378 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:46,379 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:46,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:46,380 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:46,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (137)] Waiting until timeout for monitored process [2024-11-13 21:39:46,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:46,713 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:46,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:46,736 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:46,736 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:46,748 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:46,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (137)] Ended with exit code 0 [2024-11-13 21:39:46,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:46,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:46,753 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:46,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:46,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:46,754 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:46,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:46,756 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:46,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (138)] Waiting until timeout for monitored process [2024-11-13 21:39:47,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:47,103 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:47,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:47,126 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:47,127 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:47,137 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:47,141 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (138)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:47,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:47,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:47,143 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:47,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:47,144 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:47,144 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:47,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:47,147 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:47,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (139)] Waiting until timeout for monitored process [2024-11-13 21:39:47,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:47,497 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:47,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:47,521 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:47,522 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:47,532 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:47,537 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (139)] Ended with exit code 0 [2024-11-13 21:39:47,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:47,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:47,540 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:47,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:47,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:47,540 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:47,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:47,542 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:47,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (140)] Waiting until timeout for monitored process [2024-11-13 21:39:47,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:47,881 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:47,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:47,904 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:47,905 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:47,914 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:47,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (140)] Ended with exit code 0 [2024-11-13 21:39:47,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:47,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:47,919 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:47,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:47,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:47,920 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:47,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:47,923 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:47,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (141)] Waiting until timeout for monitored process [2024-11-13 21:39:48,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:48,270 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:48,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:48,294 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:48,295 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:48,311 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:48,315 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (141)] Ended with exit code 0 [2024-11-13 21:39:48,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:48,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:48,316 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:48,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:48,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:48,317 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:48,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:48,318 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:48,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (142)] Waiting until timeout for monitored process [2024-11-13 21:39:48,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:48,662 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:48,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:48,687 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:48,687 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:48,697 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:48,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (142)] Ended with exit code 0 [2024-11-13 21:39:48,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:48,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:48,702 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:48,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:48,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:48,702 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:48,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:48,704 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:48,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (143)] Waiting until timeout for monitored process [2024-11-13 21:39:49,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:49,048 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:49,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:49,073 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:49,073 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:49,082 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:49,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (143)] Ended with exit code 0 [2024-11-13 21:39:49,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:49,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:49,088 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:49,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:49,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:49,089 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:49,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:49,090 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:49,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (144)] Waiting until timeout for monitored process [2024-11-13 21:39:49,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:49,456 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:49,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:49,486 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:49,487 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:49,501 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:49,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (144)] Ended with exit code 0 [2024-11-13 21:39:49,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:49,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:49,509 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:49,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:49,509 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:49,510 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:49,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:49,511 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:49,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (145)] Waiting until timeout for monitored process [2024-11-13 21:39:49,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:49,890 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:49,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:49,915 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:49,915 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:49,925 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:49,928 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (145)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:49,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:49,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:49,930 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:49,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:49,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:49,930 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:49,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:49,933 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:49,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (146)] Waiting until timeout for monitored process [2024-11-13 21:39:50,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:50,282 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:50,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:50,309 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:50,310 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:50,319 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:50,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (146)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:50,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:50,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:50,325 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:50,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:50,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:50,325 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:50,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:50,327 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:50,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (147)] Waiting until timeout for monitored process [2024-11-13 21:39:50,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:50,678 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:50,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:50,702 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:50,702 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:50,711 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:50,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (147)] Ended with exit code 0 [2024-11-13 21:39:50,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:50,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:50,717 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:50,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:50,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:50,717 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:50,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:50,719 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:50,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (148)] Waiting until timeout for monitored process [2024-11-13 21:39:51,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:51,070 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:51,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:51,095 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:51,095 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:51,105 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:51,108 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (148)] Ended with exit code 0 [2024-11-13 21:39:51,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:51,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:51,110 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:51,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:51,110 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:51,110 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:51,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:51,112 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:51,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (149)] Waiting until timeout for monitored process [2024-11-13 21:39:51,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:51,470 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:51,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:51,494 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:51,495 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:51,504 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:51,508 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (149)] Ended with exit code 0 [2024-11-13 21:39:51,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:51,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:51,510 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:51,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:51,510 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:51,510 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:51,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:51,512 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:51,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (150)] Waiting until timeout for monitored process [2024-11-13 21:39:51,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:51,880 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:51,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:51,904 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:51,904 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:51,914 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:51,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (150)] Ended with exit code 0 [2024-11-13 21:39:51,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:51,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:51,919 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:51,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:51,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:51,920 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:51,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:51,921 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:51,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (151)] Waiting until timeout for monitored process [2024-11-13 21:39:52,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:52,286 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:52,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:52,310 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:52,310 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:52,319 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:52,323 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (151)] Ended with exit code 0 [2024-11-13 21:39:52,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:52,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:52,325 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:52,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:52,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:52,325 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:52,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:52,327 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:52,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (152)] Waiting until timeout for monitored process [2024-11-13 21:39:52,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:52,689 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:52,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:52,712 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:52,713 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:52,722 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:52,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (152)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:52,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:52,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:52,728 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:52,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:52,728 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:52,728 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:52,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:52,730 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:52,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (153)] Waiting until timeout for monitored process [2024-11-13 21:39:53,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:53,094 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:53,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:53,118 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:53,119 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:53,128 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:53,131 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (153)] Ended with exit code 0 [2024-11-13 21:39:53,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:53,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:53,137 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:53,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:53,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:53,137 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:53,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:53,139 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:53,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (154)] Waiting until timeout for monitored process [2024-11-13 21:39:53,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:53,504 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:53,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:53,526 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:53,527 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:53,537 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:53,540 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (154)] Ended with exit code 0 [2024-11-13 21:39:53,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:53,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:53,542 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:53,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:53,542 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:53,542 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:53,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:53,544 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:53,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (155)] Waiting until timeout for monitored process [2024-11-13 21:39:53,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:53,919 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:53,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:53,945 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:53,945 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:53,961 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:53,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (155)] Ended with exit code 0 [2024-11-13 21:39:53,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:53,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:53,969 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:53,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:53,969 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:53,969 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:53,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:53,971 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:53,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (156)] Waiting until timeout for monitored process [2024-11-13 21:39:54,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:54,355 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:54,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:54,378 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:54,379 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:54,388 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:54,391 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (156)] Ended with exit code 0 [2024-11-13 21:39:54,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:54,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:54,394 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:54,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:54,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:54,394 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:54,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:54,397 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:54,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (157)] Waiting until timeout for monitored process [2024-11-13 21:39:54,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:54,773 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:54,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:54,797 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:54,798 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:54,807 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:54,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (157)] Ended with exit code 0 [2024-11-13 21:39:54,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:54,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:54,812 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:54,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:54,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:54,813 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:54,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:54,814 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:54,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (158)] Waiting until timeout for monitored process [2024-11-13 21:39:55,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:55,192 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:55,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:55,227 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:55,228 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:55,241 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:55,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (158)] Ended with exit code 0 [2024-11-13 21:39:55,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:55,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:55,248 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:55,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:55,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:55,248 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:55,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:55,250 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:55,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (159)] Waiting until timeout for monitored process [2024-11-13 21:39:55,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:55,633 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:55,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:55,656 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:55,657 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:55,666 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:55,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (159)] Ended with exit code 0 [2024-11-13 21:39:55,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:55,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:55,672 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:55,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:55,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:55,672 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:55,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:55,675 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:55,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (160)] Waiting until timeout for monitored process [2024-11-13 21:39:56,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:56,056 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:56,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:56,080 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:56,081 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:56,095 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:56,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (160)] Ended with exit code 0 [2024-11-13 21:39:56,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:56,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:56,104 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:56,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:56,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:56,105 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:56,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:56,107 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:56,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (161)] Waiting until timeout for monitored process [2024-11-13 21:39:56,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:56,519 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:56,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:56,544 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:56,545 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:56,556 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:56,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (161)] Ended with exit code 0 [2024-11-13 21:39:56,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:56,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:56,562 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:56,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:56,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:56,562 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:56,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:56,568 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:56,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (162)] Waiting until timeout for monitored process [2024-11-13 21:39:56,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:56,957 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:56,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:56,981 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:56,981 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:56,991 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:56,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (162)] Ended with exit code 0 [2024-11-13 21:39:56,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:56,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:56,997 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:56,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:56,997 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:56,997 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:56,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:56,999 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:57,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (163)] Waiting until timeout for monitored process [2024-11-13 21:39:57,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:57,392 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:57,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:57,418 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:57,419 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:57,429 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:57,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (163)] Ended with exit code 0 [2024-11-13 21:39:57,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:57,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:57,435 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:57,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:57,435 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:57,435 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:57,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:57,437 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:57,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (164)] Waiting until timeout for monitored process [2024-11-13 21:39:57,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:57,825 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:57,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:57,849 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:57,850 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:57,859 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:57,862 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (164)] Ended with exit code 0 [2024-11-13 21:39:57,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:57,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:57,864 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:57,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:57,864 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:57,864 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:57,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:57,866 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:57,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (165)] Waiting until timeout for monitored process [2024-11-13 21:39:58,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:58,267 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:58,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:58,290 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:58,290 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:58,299 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:58,303 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (165)] Ended with exit code 0 [2024-11-13 21:39:58,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:58,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:58,305 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:58,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:58,305 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:58,305 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:58,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:58,308 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:58,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (166)] Waiting until timeout for monitored process [2024-11-13 21:39:58,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:58,706 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:58,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:58,728 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:58,729 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:58,738 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:58,742 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (166)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:58,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:58,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:58,745 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:58,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:58,745 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:58,745 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:58,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:58,747 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:58,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (167)] Waiting until timeout for monitored process [2024-11-13 21:39:59,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:59,155 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:59,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:59,179 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:59,179 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:59,189 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:59,193 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (167)] Ended with exit code 0 [2024-11-13 21:39:59,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:59,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:59,202 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:59,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:59,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:59,203 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:59,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:59,206 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:59,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (168)] Waiting until timeout for monitored process [2024-11-13 21:39:59,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:59,660 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:59,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:59,691 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:39:59,692 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:59,704 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:39:59,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (168)] Ended with exit code 0 [2024-11-13 21:39:59,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:59,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:39:59,712 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:39:59,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:39:59,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:59,712 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:59,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:59,714 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:59,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (169)] Waiting until timeout for monitored process [2024-11-13 21:40:00,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:00,137 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:00,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:00,163 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:00,164 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:00,173 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:00,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (169)] Ended with exit code 0 [2024-11-13 21:40:00,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:00,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:00,179 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:00,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:00,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:00,180 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:00,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:00,181 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:00,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (170)] Waiting until timeout for monitored process [2024-11-13 21:40:00,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:00,583 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:00,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:00,608 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:00,609 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:00,618 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:00,622 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (170)] Ended with exit code 0 [2024-11-13 21:40:00,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:00,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:00,624 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:00,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:00,624 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:00,624 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:00,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:00,626 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:00,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (171)] Waiting until timeout for monitored process [2024-11-13 21:40:01,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:01,026 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:01,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:01,048 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:01,049 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:01,058 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:01,062 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (171)] Ended with exit code 0 [2024-11-13 21:40:01,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:01,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:01,064 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:01,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:01,064 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:01,065 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:01,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:01,066 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:01,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (172)] Waiting until timeout for monitored process [2024-11-13 21:40:01,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:01,472 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:01,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:01,496 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:01,496 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:01,513 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:01,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (172)] Forceful destruction successful, exit code 0 [2024-11-13 21:40:01,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:01,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:01,521 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:01,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:01,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:01,521 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:01,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:01,523 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:01,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (173)] Waiting until timeout for monitored process [2024-11-13 21:40:01,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:01,947 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:01,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:01,972 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:01,972 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:01,981 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:01,986 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (173)] Ended with exit code 0 [2024-11-13 21:40:01,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:01,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:01,988 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:01,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:01,989 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:01,989 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:01,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:01,991 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:01,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (174)] Waiting until timeout for monitored process [2024-11-13 21:40:02,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:02,409 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:02,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:02,433 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:02,434 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:02,450 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:02,456 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (174)] Ended with exit code 0 [2024-11-13 21:40:02,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:02,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:02,458 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:02,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:02,459 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:02,459 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:02,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:02,462 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:02,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (175)] Waiting until timeout for monitored process [2024-11-13 21:40:02,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:02,905 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:02,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:02,929 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:02,930 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:02,939 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:02,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (175)] Ended with exit code 0 [2024-11-13 21:40:02,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:02,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:02,945 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:02,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:02,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:02,945 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:02,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:02,947 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:02,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (176)] Waiting until timeout for monitored process [2024-11-13 21:40:03,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:03,359 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:03,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:03,384 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:03,384 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:03,398 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:03,402 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (176)] Forceful destruction successful, exit code 0 [2024-11-13 21:40:03,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:03,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:03,404 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:03,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:03,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:03,405 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:03,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:03,407 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:03,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (177)] Waiting until timeout for monitored process [2024-11-13 21:40:03,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:03,836 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:03,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:03,860 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:03,860 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:03,869 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:03,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (177)] Forceful destruction successful, exit code 0 [2024-11-13 21:40:03,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:03,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:03,875 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:03,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:03,876 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:03,876 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:03,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:03,878 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:03,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (178)] Waiting until timeout for monitored process [2024-11-13 21:40:04,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:04,293 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:04,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:04,317 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:04,318 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:04,327 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:04,333 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (178)] Ended with exit code 0 [2024-11-13 21:40:04,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:04,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:04,335 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:04,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:04,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:04,335 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:04,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:04,337 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:04,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (179)] Waiting until timeout for monitored process [2024-11-13 21:40:04,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:04,756 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:04,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:04,780 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:04,781 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:04,790 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:04,794 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (179)] Ended with exit code 0 [2024-11-13 21:40:04,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:04,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:04,796 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:04,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:04,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:04,796 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:04,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:04,798 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:04,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (180)] Waiting until timeout for monitored process [2024-11-13 21:40:05,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:05,215 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:05,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:05,240 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:05,240 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:05,250 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:05,253 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (180)] Ended with exit code 0 [2024-11-13 21:40:05,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:05,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:05,255 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:05,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:05,255 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:05,255 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:05,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:05,259 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:05,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (181)] Waiting until timeout for monitored process [2024-11-13 21:40:05,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:05,696 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:05,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:05,725 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:05,726 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:05,738 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:05,743 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (181)] Ended with exit code 0 [2024-11-13 21:40:05,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:05,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:05,745 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:05,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:05,745 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:05,745 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:05,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:05,749 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:05,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (182)] Waiting until timeout for monitored process [2024-11-13 21:40:06,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:06,188 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:06,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:06,211 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:06,211 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:06,221 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:06,224 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (182)] Forceful destruction successful, exit code 0 [2024-11-13 21:40:06,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:06,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:06,227 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:06,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:06,227 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:06,227 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:06,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:06,230 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:06,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (183)] Waiting until timeout for monitored process [2024-11-13 21:40:06,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:06,656 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:06,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:06,680 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:06,681 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:06,694 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:06,698 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (183)] Ended with exit code 0 [2024-11-13 21:40:06,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:06,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:06,701 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:06,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:06,701 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:06,701 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:06,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:06,703 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:06,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (184)] Waiting until timeout for monitored process [2024-11-13 21:40:07,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:07,128 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:07,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:07,153 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:07,153 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:07,163 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:07,168 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (184)] Ended with exit code 0 [2024-11-13 21:40:07,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:07,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:07,171 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:07,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:07,171 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:07,171 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:07,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:07,175 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:07,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (185)] Waiting until timeout for monitored process [2024-11-13 21:40:07,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:07,607 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:07,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:07,631 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:07,632 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:07,641 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:07,646 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (185)] Ended with exit code 0 [2024-11-13 21:40:07,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:07,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:07,649 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:07,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:07,649 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:07,650 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:07,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:07,653 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:07,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (186)] Waiting until timeout for monitored process [2024-11-13 21:40:08,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:08,102 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:08,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:08,126 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:08,127 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:08,136 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:08,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (186)] Ended with exit code 0 [2024-11-13 21:40:08,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:08,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:08,142 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:08,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:08,142 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:08,142 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:08,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:08,144 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:08,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (187)] Waiting until timeout for monitored process [2024-11-13 21:40:08,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:08,577 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:08,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:08,602 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:08,602 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:08,611 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:08,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (187)] Ended with exit code 0 [2024-11-13 21:40:08,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:08,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:08,618 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:08,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:08,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:08,618 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:08,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:08,619 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:08,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (188)] Waiting until timeout for monitored process [2024-11-13 21:40:09,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:09,051 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:09,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:09,075 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:09,075 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:09,085 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:09,091 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (188)] Ended with exit code 0 [2024-11-13 21:40:09,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:09,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:09,093 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:09,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:09,094 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:09,094 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:09,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:09,095 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:09,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (189)] Waiting until timeout for monitored process [2024-11-13 21:40:09,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:09,563 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:09,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:09,600 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:09,601 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:09,616 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:09,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (189)] Forceful destruction successful, exit code 0 [2024-11-13 21:40:09,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:09,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:09,624 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:09,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:09,624 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:09,624 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:09,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:09,626 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:09,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (190)] Waiting until timeout for monitored process [2024-11-13 21:40:10,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:10,069 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:10,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:10,095 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:10,095 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:10,105 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:10,109 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (190)] Ended with exit code 0 [2024-11-13 21:40:10,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:10,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:10,111 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:10,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:10,111 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:10,111 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:10,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:10,113 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:10,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (191)] Waiting until timeout for monitored process [2024-11-13 21:40:10,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:10,551 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:10,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:10,573 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:10,573 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:10,586 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:10,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (191)] Ended with exit code 0 [2024-11-13 21:40:10,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:10,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:10,593 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:10,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:10,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:10,593 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:10,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:10,598 INFO L229 MonitoredProcess]: Starting monitored process 192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:10,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (192)] Waiting until timeout for monitored process [2024-11-13 21:40:11,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:11,061 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:11,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:11,085 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:11,085 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:11,094 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:11,098 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (192)] Forceful destruction successful, exit code 0 [2024-11-13 21:40:11,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:11,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:11,100 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:11,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:11,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:11,101 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:11,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:11,103 INFO L229 MonitoredProcess]: Starting monitored process 193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:11,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (193)] Waiting until timeout for monitored process [2024-11-13 21:40:11,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:11,551 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:11,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:11,575 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:11,575 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:11,584 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:11,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (193)] Forceful destruction successful, exit code 0 [2024-11-13 21:40:11,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:11,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:11,591 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:11,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:11,594 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:11,594 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:11,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:11,596 INFO L229 MonitoredProcess]: Starting monitored process 194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:11,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (194)] Waiting until timeout for monitored process [2024-11-13 21:40:12,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:12,043 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:12,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:12,068 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:12,069 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:12,078 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:12,083 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (194)] Forceful destruction successful, exit code 0 [2024-11-13 21:40:12,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:12,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:12,085 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:12,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:12,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:12,085 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:12,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:12,087 INFO L229 MonitoredProcess]: Starting monitored process 195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:12,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (195)] Waiting until timeout for monitored process [2024-11-13 21:40:12,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:12,547 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:12,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:12,578 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:12,578 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:12,590 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:12,596 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (195)] Ended with exit code 0 [2024-11-13 21:40:12,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:12,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:12,598 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:12,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:12,599 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:12,599 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:12,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:12,601 INFO L229 MonitoredProcess]: Starting monitored process 196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:12,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (196)] Waiting until timeout for monitored process [2024-11-13 21:40:13,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:13,064 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:13,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:13,088 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:13,089 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:13,098 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:13,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (196)] Ended with exit code 0 [2024-11-13 21:40:13,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:13,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:13,106 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:13,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:13,107 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:13,107 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:13,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:13,110 INFO L229 MonitoredProcess]: Starting monitored process 197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:13,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (197)] Waiting until timeout for monitored process [2024-11-13 21:40:13,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:13,558 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:13,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:13,581 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:13,581 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:13,590 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:13,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (197)] Forceful destruction successful, exit code 0 [2024-11-13 21:40:13,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:13,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:13,597 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:13,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:13,597 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:13,597 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:13,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:13,599 INFO L229 MonitoredProcess]: Starting monitored process 198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:13,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (198)] Waiting until timeout for monitored process [2024-11-13 21:40:14,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:14,064 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:14,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:14,088 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:14,089 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:14,098 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:14,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (198)] Ended with exit code 0 [2024-11-13 21:40:14,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:14,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:14,104 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:14,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:14,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:14,104 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:14,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:14,106 INFO L229 MonitoredProcess]: Starting monitored process 199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:14,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (199)] Waiting until timeout for monitored process [2024-11-13 21:40:14,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:14,581 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:14,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:14,603 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:14,603 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:14,612 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:14,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (199)] Ended with exit code 0 [2024-11-13 21:40:14,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:14,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:14,618 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:14,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:14,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:14,618 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:14,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:14,620 INFO L229 MonitoredProcess]: Starting monitored process 200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:14,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (200)] Waiting until timeout for monitored process [2024-11-13 21:40:15,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:15,075 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:15,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:15,099 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:15,099 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:15,109 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:15,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (200)] Ended with exit code 0 [2024-11-13 21:40:15,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:15,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:15,115 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:15,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:15,115 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:15,115 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:15,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:15,117 INFO L229 MonitoredProcess]: Starting monitored process 201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:15,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (201)] Waiting until timeout for monitored process [2024-11-13 21:40:15,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:15,572 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:15,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:15,597 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:15,597 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:15,607 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:15,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (201)] Ended with exit code 0 [2024-11-13 21:40:15,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:15,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:15,614 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:15,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:15,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:15,614 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:15,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:15,616 INFO L229 MonitoredProcess]: Starting monitored process 202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:15,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (202)] Waiting until timeout for monitored process [2024-11-13 21:40:16,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:16,072 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:16,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:16,097 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:16,097 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:16,107 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:16,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (202)] Forceful destruction successful, exit code 0 [2024-11-13 21:40:16,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:16,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:16,115 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:16,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:16,115 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:16,115 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:16,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:16,119 INFO L229 MonitoredProcess]: Starting monitored process 203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:16,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (203)] Waiting until timeout for monitored process [2024-11-13 21:40:16,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:16,578 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:16,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:16,602 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:16,602 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:16,611 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:16,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (203)] Ended with exit code 0 [2024-11-13 21:40:16,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:16,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:16,617 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:16,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:16,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:16,617 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:16,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:16,619 INFO L229 MonitoredProcess]: Starting monitored process 204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:16,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (204)] Waiting until timeout for monitored process [2024-11-13 21:40:17,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:17,083 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:17,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:17,107 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:17,107 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:17,116 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:17,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (204)] Ended with exit code 0 [2024-11-13 21:40:17,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:17,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:17,124 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:17,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:17,124 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:17,124 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:17,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:17,128 INFO L229 MonitoredProcess]: Starting monitored process 205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:17,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (205)] Waiting until timeout for monitored process [2024-11-13 21:40:17,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:17,598 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:17,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:17,622 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:17,622 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:17,631 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:17,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (205)] Ended with exit code 0 [2024-11-13 21:40:17,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:17,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:17,638 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:17,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:17,638 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:17,638 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:17,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:17,640 INFO L229 MonitoredProcess]: Starting monitored process 206 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:17,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (206)] Waiting until timeout for monitored process [2024-11-13 21:40:18,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:18,104 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:18,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:18,127 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:18,128 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:18,137 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:18,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (206)] Ended with exit code 0 [2024-11-13 21:40:18,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:18,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:18,143 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:18,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:18,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:18,143 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:18,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:18,144 INFO L229 MonitoredProcess]: Starting monitored process 207 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:18,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (207)] Waiting until timeout for monitored process [2024-11-13 21:40:18,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:18,623 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:18,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:18,653 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:18,654 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:18,664 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:18,668 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (207)] Forceful destruction successful, exit code 0 [2024-11-13 21:40:18,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:18,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:18,670 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:18,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:18,670 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:18,670 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:18,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:18,672 INFO L229 MonitoredProcess]: Starting monitored process 208 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:18,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (208)] Waiting until timeout for monitored process [2024-11-13 21:40:19,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:19,138 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:19,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:19,160 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:19,161 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:19,169 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:19,173 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (208)] Ended with exit code 0 [2024-11-13 21:40:19,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:19,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:19,175 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:19,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:19,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:19,175 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:19,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:19,177 INFO L229 MonitoredProcess]: Starting monitored process 209 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:19,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (209)] Waiting until timeout for monitored process [2024-11-13 21:40:19,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:19,669 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:19,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:19,693 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:19,694 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:19,703 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:19,708 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (209)] Ended with exit code 0 [2024-11-13 21:40:19,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:19,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:19,709 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:19,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:19,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:19,709 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:19,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:19,711 INFO L229 MonitoredProcess]: Starting monitored process 210 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:19,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (210)] Waiting until timeout for monitored process [2024-11-13 21:40:20,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:20,187 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:20,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:20,210 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:20,211 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:20,220 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:20,224 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (210)] Ended with exit code 0 [2024-11-13 21:40:20,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:20,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:20,226 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:20,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:20,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:20,226 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:20,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:20,228 INFO L229 MonitoredProcess]: Starting monitored process 211 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:20,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (211)] Waiting until timeout for monitored process [2024-11-13 21:40:20,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:20,697 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:20,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:20,721 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:20,721 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:20,730 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:20,734 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (211)] Forceful destruction successful, exit code 0 [2024-11-13 21:40:20,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:20,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:20,736 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:20,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:20,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:20,736 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:20,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:20,738 INFO L229 MonitoredProcess]: Starting monitored process 212 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:20,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (212)] Waiting until timeout for monitored process [2024-11-13 21:40:21,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:21,218 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:21,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:21,241 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:21,242 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:21,251 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:21,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (212)] Ended with exit code 0 [2024-11-13 21:40:21,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:21,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:21,257 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:21,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:21,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:21,257 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:21,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:21,259 INFO L229 MonitoredProcess]: Starting monitored process 213 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:21,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (213)] Waiting until timeout for monitored process [2024-11-13 21:40:21,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:21,734 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:21,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:21,757 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:21,758 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:21,766 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:21,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (213)] Ended with exit code 0 [2024-11-13 21:40:21,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:21,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:21,772 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:21,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:21,772 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:21,773 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:21,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:21,774 INFO L229 MonitoredProcess]: Starting monitored process 214 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:21,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (214)] Waiting until timeout for monitored process [2024-11-13 21:40:22,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:22,253 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:22,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:22,275 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:22,276 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:22,285 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:22,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (214)] Ended with exit code 0 [2024-11-13 21:40:22,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:22,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:22,291 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:22,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:22,291 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:22,291 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:22,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:22,295 INFO L229 MonitoredProcess]: Starting monitored process 215 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:22,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (215)] Waiting until timeout for monitored process [2024-11-13 21:40:22,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:22,772 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:22,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:22,796 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:22,796 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:22,805 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:22,809 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (215)] Ended with exit code 0 [2024-11-13 21:40:22,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:22,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:22,811 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:22,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:22,811 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:22,811 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:22,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:22,813 INFO L229 MonitoredProcess]: Starting monitored process 216 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:22,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (216)] Waiting until timeout for monitored process [2024-11-13 21:40:23,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:23,304 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:23,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:23,327 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:23,328 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:23,337 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:23,341 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (216)] Forceful destruction successful, exit code 0 [2024-11-13 21:40:23,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:23,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:23,344 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:23,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:23,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:23,344 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:23,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:23,345 INFO L229 MonitoredProcess]: Starting monitored process 217 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:23,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (217)] Waiting until timeout for monitored process [2024-11-13 21:40:23,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:23,828 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:23,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:23,851 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:23,852 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:23,860 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:23,864 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (217)] Ended with exit code 0 [2024-11-13 21:40:23,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:23,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:23,867 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:23,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:23,867 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:23,867 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:23,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:23,870 INFO L229 MonitoredProcess]: Starting monitored process 218 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:23,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (218)] Waiting until timeout for monitored process [2024-11-13 21:40:24,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:24,362 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:24,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:24,385 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:24,386 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:24,394 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:24,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (218)] Ended with exit code 0 [2024-11-13 21:40:24,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:24,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:24,402 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:24,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:24,402 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:24,402 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:24,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:24,405 INFO L229 MonitoredProcess]: Starting monitored process 219 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:24,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (219)] Waiting until timeout for monitored process [2024-11-13 21:40:24,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:24,898 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:24,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:24,921 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:24,922 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:24,931 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:24,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (219)] Ended with exit code 0 [2024-11-13 21:40:24,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:24,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:24,938 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:24,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:24,938 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:24,938 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:24,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:24,940 INFO L229 MonitoredProcess]: Starting monitored process 220 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:24,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (220)] Waiting until timeout for monitored process [2024-11-13 21:40:25,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:25,442 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:25,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:25,466 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:25,467 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:25,476 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:25,480 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (220)] Ended with exit code 0 [2024-11-13 21:40:25,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:25,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:25,483 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:25,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:25,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:25,483 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:25,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:25,484 INFO L229 MonitoredProcess]: Starting monitored process 221 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:25,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (221)] Waiting until timeout for monitored process [2024-11-13 21:40:25,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:25,974 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:25,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:25,997 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:25,998 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:26,007 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:26,011 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (221)] Forceful destruction successful, exit code 0 [2024-11-13 21:40:26,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:26,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:26,013 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:26,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:26,013 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:26,013 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:26,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:26,015 INFO L229 MonitoredProcess]: Starting monitored process 222 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:26,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (222)] Waiting until timeout for monitored process [2024-11-13 21:40:26,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:26,510 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:26,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:26,534 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:26,534 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:26,543 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:26,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (222)] Ended with exit code 0 [2024-11-13 21:40:26,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:26,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:26,549 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:26,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:26,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:26,549 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:26,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:26,551 INFO L229 MonitoredProcess]: Starting monitored process 223 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:26,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (223)] Waiting until timeout for monitored process [2024-11-13 21:40:27,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:27,048 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:27,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:27,072 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:27,072 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:27,081 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:27,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (223)] Ended with exit code 0 [2024-11-13 21:40:27,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:27,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:27,088 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:27,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:27,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:27,088 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:27,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:27,090 INFO L229 MonitoredProcess]: Starting monitored process 224 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:27,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (224)] Waiting until timeout for monitored process [2024-11-13 21:40:27,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:27,588 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:27,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:27,612 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:27,612 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:27,621 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:27,626 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (224)] Ended with exit code 0 [2024-11-13 21:40:27,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:27,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:27,628 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:27,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:27,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:27,628 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:27,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:27,631 INFO L229 MonitoredProcess]: Starting monitored process 225 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:27,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (225)] Waiting until timeout for monitored process [2024-11-13 21:40:28,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:28,129 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:28,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:28,151 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:28,152 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:28,160 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:28,165 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (225)] Ended with exit code 0 [2024-11-13 21:40:28,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:28,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:28,167 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:28,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:28,167 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:28,167 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:28,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:28,170 INFO L229 MonitoredProcess]: Starting monitored process 226 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:28,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (226)] Waiting until timeout for monitored process [2024-11-13 21:40:28,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:28,681 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:28,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:28,704 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:28,704 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:28,713 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:28,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (226)] Ended with exit code 0 [2024-11-13 21:40:28,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:28,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:28,721 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:28,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:28,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:28,721 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:28,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:28,725 INFO L229 MonitoredProcess]: Starting monitored process 227 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:28,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (227)] Waiting until timeout for monitored process [2024-11-13 21:40:29,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:29,229 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:29,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:29,251 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:29,251 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:29,260 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:29,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (227)] Ended with exit code 0 [2024-11-13 21:40:29,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:29,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:29,267 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:29,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:29,267 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:29,267 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:29,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:29,268 INFO L229 MonitoredProcess]: Starting monitored process 228 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:29,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (228)] Waiting until timeout for monitored process [2024-11-13 21:40:29,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:29,818 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:29,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:29,842 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:29,843 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:29,852 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:29,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (228)] Ended with exit code 0 [2024-11-13 21:40:29,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:29,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:29,858 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:29,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:29,859 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:29,859 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:29,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:29,861 INFO L229 MonitoredProcess]: Starting monitored process 229 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:29,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (229)] Waiting until timeout for monitored process [2024-11-13 21:40:30,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:30,369 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:30,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:30,391 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:30,392 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:30,405 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:30,410 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (229)] Ended with exit code 0 [2024-11-13 21:40:30,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:30,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:30,412 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:30,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:30,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:30,412 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:30,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:30,414 INFO L229 MonitoredProcess]: Starting monitored process 230 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:30,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (230)] Waiting until timeout for monitored process [2024-11-13 21:40:30,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:30,950 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:30,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:30,974 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:30,975 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:30,984 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:30,989 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (230)] Ended with exit code 0 [2024-11-13 21:40:30,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:30,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:30,991 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:30,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:30,991 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:30,992 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:30,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:30,993 INFO L229 MonitoredProcess]: Starting monitored process 231 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:30,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (231)] Waiting until timeout for monitored process [2024-11-13 21:40:31,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:31,505 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:31,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:31,534 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:31,534 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:31,543 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:31,548 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (231)] Ended with exit code 0 [2024-11-13 21:40:31,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:31,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:31,550 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:31,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:31,550 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:31,550 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:31,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:31,552 INFO L229 MonitoredProcess]: Starting monitored process 232 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:31,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (232)] Waiting until timeout for monitored process [2024-11-13 21:40:32,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:32,069 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:32,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:32,094 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:32,094 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:32,103 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:32,108 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (232)] Ended with exit code 0 [2024-11-13 21:40:32,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:32,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:32,110 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:32,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:32,110 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:32,110 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:32,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:32,112 INFO L229 MonitoredProcess]: Starting monitored process 233 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:32,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (233)] Waiting until timeout for monitored process [2024-11-13 21:40:32,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:32,631 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:32,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:32,655 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:32,656 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:32,665 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:32,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (233)] Ended with exit code 0 [2024-11-13 21:40:32,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:32,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:32,671 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:32,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:32,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:32,671 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:32,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:32,673 INFO L229 MonitoredProcess]: Starting monitored process 234 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:32,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (234)] Waiting until timeout for monitored process [2024-11-13 21:40:33,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:33,199 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:33,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:33,223 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:33,223 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:33,232 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:33,237 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (234)] Ended with exit code 0 [2024-11-13 21:40:33,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:33,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:33,239 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:33,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:33,239 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:33,239 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:33,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:33,243 INFO L229 MonitoredProcess]: Starting monitored process 235 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:33,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (235)] Waiting until timeout for monitored process [2024-11-13 21:40:33,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:33,799 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:33,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:33,823 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:33,824 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:33,833 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:33,837 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (235)] Ended with exit code 0 [2024-11-13 21:40:33,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:33,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:33,840 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:33,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:33,840 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:33,840 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:33,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:33,841 INFO L229 MonitoredProcess]: Starting monitored process 236 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:33,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (236)] Waiting until timeout for monitored process [2024-11-13 21:40:34,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:34,364 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:34,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:34,387 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:34,388 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:34,397 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:34,401 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (236)] Ended with exit code 0 [2024-11-13 21:40:34,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:34,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:34,403 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:34,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:34,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:34,403 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:34,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:34,405 INFO L229 MonitoredProcess]: Starting monitored process 237 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:34,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (237)] Waiting until timeout for monitored process [2024-11-13 21:40:34,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:34,934 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:34,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:34,959 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:34,959 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:34,968 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:34,973 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (237)] Forceful destruction successful, exit code 0 [2024-11-13 21:40:34,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:34,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:34,976 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:34,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:34,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:34,976 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:34,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:34,977 INFO L229 MonitoredProcess]: Starting monitored process 238 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:34,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (238)] Waiting until timeout for monitored process [2024-11-13 21:40:35,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:35,500 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:35,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:35,524 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:35,525 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:35,534 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:35,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (238)] Ended with exit code 0 [2024-11-13 21:40:35,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:35,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:35,541 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:35,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:35,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:35,541 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:35,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:35,542 INFO L229 MonitoredProcess]: Starting monitored process 239 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:35,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (239)] Waiting until timeout for monitored process [2024-11-13 21:40:36,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:36,069 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:36,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:36,091 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:36,092 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:36,101 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:36,108 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (239)] Ended with exit code 0 [2024-11-13 21:40:36,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:36,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:36,111 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:36,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:36,111 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:36,111 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:36,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:36,113 INFO L229 MonitoredProcess]: Starting monitored process 240 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:36,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (240)] Waiting until timeout for monitored process [2024-11-13 21:40:36,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:36,649 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:36,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:36,671 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:36,671 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:36,680 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:36,686 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (240)] Ended with exit code 0 [2024-11-13 21:40:36,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:36,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:36,688 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:36,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:36,689 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:36,689 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:36,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:36,690 INFO L229 MonitoredProcess]: Starting monitored process 241 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:36,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (241)] Waiting until timeout for monitored process [2024-11-13 21:40:37,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:37,222 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:37,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:37,244 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:37,245 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:37,254 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:37,259 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (241)] Forceful destruction successful, exit code 0 [2024-11-13 21:40:37,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:37,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:37,261 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:37,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:37,261 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:37,261 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:37,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:37,263 INFO L229 MonitoredProcess]: Starting monitored process 242 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:37,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (242)] Waiting until timeout for monitored process [2024-11-13 21:40:37,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:37,794 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:37,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:37,817 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:37,818 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:37,831 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:37,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (242)] Ended with exit code 0 [2024-11-13 21:40:37,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:37,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:37,838 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:37,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:37,838 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:37,838 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:37,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:37,840 INFO L229 MonitoredProcess]: Starting monitored process 243 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:37,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (243)] Waiting until timeout for monitored process [2024-11-13 21:40:38,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:38,374 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:38,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:38,397 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:38,397 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:38,407 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:38,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (243)] Ended with exit code 0 [2024-11-13 21:40:38,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:38,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:38,420 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:38,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:38,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:38,420 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:38,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:38,424 INFO L229 MonitoredProcess]: Starting monitored process 244 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:38,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (244)] Waiting until timeout for monitored process [2024-11-13 21:40:38,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:38,975 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:39,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:39,004 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:39,004 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:39,014 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:39,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (244)] Ended with exit code 0 [2024-11-13 21:40:39,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:39,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:39,022 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:39,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:39,022 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:39,022 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:39,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:39,024 INFO L229 MonitoredProcess]: Starting monitored process 245 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:39,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (245)] Waiting until timeout for monitored process [2024-11-13 21:40:39,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:39,599 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:39,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:39,628 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:39,629 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:39,639 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:39,644 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (245)] Ended with exit code 0 [2024-11-13 21:40:39,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:39,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:39,646 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:39,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:39,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:39,646 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:39,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:39,648 INFO L229 MonitoredProcess]: Starting monitored process 246 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:39,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (246)] Waiting until timeout for monitored process [2024-11-13 21:40:40,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:40,193 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:40,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:40,217 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:40,217 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:40,227 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:40,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (246)] Ended with exit code 0 [2024-11-13 21:40:40,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:40,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:40,237 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:40,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:40,237 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:40,237 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:40,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:40,240 INFO L229 MonitoredProcess]: Starting monitored process 247 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:40,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (247)] Waiting until timeout for monitored process [2024-11-13 21:40:40,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:40,791 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:40,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:40,815 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:40,816 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:40,825 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:40,830 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (247)] Ended with exit code 0 [2024-11-13 21:40:40,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:40,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:40,831 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:40,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:40,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:40,831 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:40,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:40,833 INFO L229 MonitoredProcess]: Starting monitored process 248 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:40,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (248)] Waiting until timeout for monitored process [2024-11-13 21:40:41,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:41,381 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:41,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:41,406 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:41,406 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:41,415 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:41,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (248)] Ended with exit code 0 [2024-11-13 21:40:41,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:41,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:41,422 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:41,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:41,422 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:41,422 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:41,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:41,424 INFO L229 MonitoredProcess]: Starting monitored process 249 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:41,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (249)] Waiting until timeout for monitored process [2024-11-13 21:40:41,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:41,966 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:41,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:41,992 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:41,993 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:42,006 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:42,013 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (249)] Forceful destruction successful, exit code 0 [2024-11-13 21:40:42,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:42,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:42,016 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:42,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:42,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:42,016 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:42,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:42,020 INFO L229 MonitoredProcess]: Starting monitored process 250 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:42,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (250)] Waiting until timeout for monitored process [2024-11-13 21:40:42,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:42,577 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:42,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:42,601 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:42,602 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:42,611 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:42,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (250)] Ended with exit code 0 [2024-11-13 21:40:42,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:42,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:42,618 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:42,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:42,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:42,618 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:42,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:42,619 INFO L229 MonitoredProcess]: Starting monitored process 251 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:42,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (251)] Waiting until timeout for monitored process [2024-11-13 21:40:43,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:43,171 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:43,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:43,193 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:43,194 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:43,203 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:43,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (251)] Ended with exit code 0 [2024-11-13 21:40:43,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:43,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:43,215 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:43,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:43,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:43,215 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:43,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:43,217 INFO L229 MonitoredProcess]: Starting monitored process 252 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:43,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (252)] Waiting until timeout for monitored process [2024-11-13 21:40:43,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:43,799 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:43,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:43,823 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:43,823 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:43,835 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:43,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (252)] Forceful destruction successful, exit code 0 [2024-11-13 21:40:43,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:43,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:43,844 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:43,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:43,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:43,845 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:43,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:43,847 INFO L229 MonitoredProcess]: Starting monitored process 253 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:43,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (253)] Waiting until timeout for monitored process [2024-11-13 21:40:44,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:44,407 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:44,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:44,441 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:44,441 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:44,452 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:44,457 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (253)] Ended with exit code 0 [2024-11-13 21:40:44,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:44,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:44,459 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:44,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:44,459 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:44,459 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:44,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:44,461 INFO L229 MonitoredProcess]: Starting monitored process 254 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:44,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (254)] Waiting until timeout for monitored process [2024-11-13 21:40:45,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:45,019 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:45,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:45,040 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:45,041 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:45,050 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:45,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (254)] Ended with exit code 0 [2024-11-13 21:40:45,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:45,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:45,057 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:45,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:45,057 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:45,057 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:45,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:45,059 INFO L229 MonitoredProcess]: Starting monitored process 255 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:45,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (255)] Waiting until timeout for monitored process [2024-11-13 21:40:45,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:45,622 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:45,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:45,646 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:45,647 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:45,656 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:45,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (255)] Ended with exit code 0 [2024-11-13 21:40:45,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:45,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:45,663 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:45,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:45,664 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:45,664 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:45,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:45,666 INFO L229 MonitoredProcess]: Starting monitored process 256 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:45,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (256)] Waiting until timeout for monitored process [2024-11-13 21:40:46,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:46,231 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:46,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:46,255 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:46,255 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:46,268 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:46,276 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (256)] Forceful destruction successful, exit code 0 [2024-11-13 21:40:46,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:46,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:46,278 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:46,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:46,278 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:46,278 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:46,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:46,281 INFO L229 MonitoredProcess]: Starting monitored process 257 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:46,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (257)] Waiting until timeout for monitored process [2024-11-13 21:40:46,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:46,846 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:46,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:46,871 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:46,871 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:46,889 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:46,895 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (257)] Ended with exit code 0 [2024-11-13 21:40:46,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:46,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:46,898 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:46,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:46,898 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:46,898 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:46,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:46,901 INFO L229 MonitoredProcess]: Starting monitored process 258 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:46,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (258)] Waiting until timeout for monitored process [2024-11-13 21:40:47,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:47,467 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:47,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:47,491 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:47,491 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:47,504 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:47,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (258)] Ended with exit code 0 [2024-11-13 21:40:47,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:47,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:47,514 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:47,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:47,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:47,514 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:47,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:47,524 INFO L229 MonitoredProcess]: Starting monitored process 259 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:47,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (259)] Waiting until timeout for monitored process [2024-11-13 21:40:48,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:48,112 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:48,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:48,135 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:48,136 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:48,145 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:48,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (259)] Ended with exit code 0 [2024-11-13 21:40:48,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:48,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:48,153 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:48,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:48,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:48,153 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:48,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:48,155 INFO L229 MonitoredProcess]: Starting monitored process 260 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:48,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (260)] Waiting until timeout for monitored process [2024-11-13 21:40:48,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:48,723 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:48,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:48,747 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:48,748 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:48,761 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:48,769 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (260)] Forceful destruction successful, exit code 0 [2024-11-13 21:40:48,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:48,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:48,771 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:48,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:48,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:48,772 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:48,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:48,774 INFO L229 MonitoredProcess]: Starting monitored process 261 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:48,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (261)] Waiting until timeout for monitored process [2024-11-13 21:40:49,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:49,351 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:49,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:49,375 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:49,376 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:49,385 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:49,390 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (261)] Forceful destruction successful, exit code 0 [2024-11-13 21:40:49,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:49,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:49,392 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:49,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:49,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:49,392 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:49,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:49,394 INFO L229 MonitoredProcess]: Starting monitored process 262 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:49,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (262)] Waiting until timeout for monitored process [2024-11-13 21:40:50,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:50,008 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:50,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:50,032 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:50,033 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:50,042 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:50,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (262)] Ended with exit code 0 [2024-11-13 21:40:50,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:50,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:50,048 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:50,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:50,048 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:50,048 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:50,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:50,052 INFO L229 MonitoredProcess]: Starting monitored process 263 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:50,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (263)] Waiting until timeout for monitored process [2024-11-13 21:40:50,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:50,636 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:50,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:50,658 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:50,659 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:50,668 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:50,673 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (263)] Ended with exit code 0 [2024-11-13 21:40:50,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:50,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:50,675 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:50,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:50,675 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:50,675 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:50,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:50,677 INFO L229 MonitoredProcess]: Starting monitored process 264 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:50,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (264)] Waiting until timeout for monitored process [2024-11-13 21:40:51,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:51,253 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:51,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:51,277 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:51,278 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:51,287 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:51,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (264)] Ended with exit code 0 [2024-11-13 21:40:51,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:51,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:51,294 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:51,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:51,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:51,294 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:51,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:51,295 INFO L229 MonitoredProcess]: Starting monitored process 265 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:51,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (265)] Waiting until timeout for monitored process [2024-11-13 21:40:51,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:51,870 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:51,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:51,894 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:51,895 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:51,904 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:51,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (265)] Forceful destruction successful, exit code 0 [2024-11-13 21:40:51,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:51,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:51,911 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:51,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:51,911 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:51,911 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:51,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:51,915 INFO L229 MonitoredProcess]: Starting monitored process 266 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:51,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (266)] Waiting until timeout for monitored process [2024-11-13 21:40:52,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:52,495 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:52,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:52,517 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:52,518 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:52,527 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:52,532 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (266)] Ended with exit code 0 [2024-11-13 21:40:52,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:52,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:52,534 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:52,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:52,534 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:52,534 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:52,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:52,536 INFO L229 MonitoredProcess]: Starting monitored process 267 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:52,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (267)] Waiting until timeout for monitored process [2024-11-13 21:40:53,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:53,116 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:53,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:53,143 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:53,143 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:53,152 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:53,157 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (267)] Ended with exit code 0 [2024-11-13 21:40:53,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:53,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:53,159 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:53,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:53,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:53,159 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:53,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:53,162 INFO L229 MonitoredProcess]: Starting monitored process 268 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:53,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (268)] Waiting until timeout for monitored process [2024-11-13 21:40:53,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:53,774 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:53,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:53,797 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:53,798 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:53,811 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:53,818 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (268)] Forceful destruction successful, exit code 0 [2024-11-13 21:40:53,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:53,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:53,821 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:53,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:53,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:53,821 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:53,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:53,823 INFO L229 MonitoredProcess]: Starting monitored process 269 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:53,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (269)] Waiting until timeout for monitored process [2024-11-13 21:40:54,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:54,435 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:54,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:54,458 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:54,459 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:54,468 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:54,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (269)] Ended with exit code 0 [2024-11-13 21:40:54,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:54,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:54,475 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:54,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:54,476 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:54,476 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:54,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:54,477 INFO L229 MonitoredProcess]: Starting monitored process 270 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:54,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (270)] Waiting until timeout for monitored process [2024-11-13 21:40:55,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:55,062 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:55,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:55,084 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:55,085 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:55,099 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:55,106 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (270)] Forceful destruction successful, exit code 0 [2024-11-13 21:40:55,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:55,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:55,109 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:55,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:55,109 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:55,110 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:55,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:55,112 INFO L229 MonitoredProcess]: Starting monitored process 271 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:55,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (271)] Waiting until timeout for monitored process [2024-11-13 21:40:55,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:55,722 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:55,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:55,745 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:55,746 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:55,755 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:55,760 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (271)] Forceful destruction successful, exit code 0 [2024-11-13 21:40:55,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:55,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:55,762 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:55,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:55,762 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:55,762 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:55,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:55,764 INFO L229 MonitoredProcess]: Starting monitored process 272 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:55,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (272)] Waiting until timeout for monitored process [2024-11-13 21:40:56,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:56,352 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:56,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:56,376 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:56,376 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:56,385 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:56,390 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (272)] Forceful destruction successful, exit code 0 [2024-11-13 21:40:56,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:56,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:56,398 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:56,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:56,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:56,398 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:56,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:56,400 INFO L229 MonitoredProcess]: Starting monitored process 273 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:56,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (273)] Waiting until timeout for monitored process [2024-11-13 21:40:56,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:56,993 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:57,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:57,016 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:57,017 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:57,026 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:57,031 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (273)] Ended with exit code 0 [2024-11-13 21:40:57,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:57,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:57,033 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:57,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:57,033 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:57,033 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:57,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:57,034 INFO L229 MonitoredProcess]: Starting monitored process 274 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:57,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (274)] Waiting until timeout for monitored process [2024-11-13 21:40:57,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:57,631 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:57,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:57,655 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:57,656 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:57,665 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:57,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (274)] Ended with exit code 0 [2024-11-13 21:40:57,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:57,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:57,673 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:57,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:57,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:57,673 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:57,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:57,674 INFO L229 MonitoredProcess]: Starting monitored process 275 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:57,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (275)] Waiting until timeout for monitored process [2024-11-13 21:40:58,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:58,269 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:58,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:58,293 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:58,293 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:58,303 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:58,308 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (275)] Ended with exit code 0 [2024-11-13 21:40:58,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:58,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:58,310 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:58,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:58,310 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:58,310 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:58,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:58,311 INFO L229 MonitoredProcess]: Starting monitored process 276 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:58,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (276)] Waiting until timeout for monitored process [2024-11-13 21:40:58,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:58,913 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:58,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:58,937 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:58,937 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:58,946 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:58,951 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (276)] Ended with exit code 0 [2024-11-13 21:40:58,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:58,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:58,953 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:58,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:58,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:58,954 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:58,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:58,955 INFO L229 MonitoredProcess]: Starting monitored process 277 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:58,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (277)] Waiting until timeout for monitored process [2024-11-13 21:40:59,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:59,592 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:59,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:59,619 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:40:59,619 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:59,631 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:40:59,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (277)] Ended with exit code 0 [2024-11-13 21:40:59,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:59,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:40:59,639 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:40:59,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:40:59,639 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:59,639 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:59,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:59,641 INFO L229 MonitoredProcess]: Starting monitored process 278 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:59,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (278)] Waiting until timeout for monitored process [2024-11-13 21:41:00,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:00,248 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:00,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:00,272 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:00,273 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:00,281 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:00,286 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (278)] Ended with exit code 0 [2024-11-13 21:41:00,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:00,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:00,289 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:00,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:00,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:00,289 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:00,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:00,291 INFO L229 MonitoredProcess]: Starting monitored process 279 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:00,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (279)] Waiting until timeout for monitored process [2024-11-13 21:41:00,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:00,899 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:00,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:00,923 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:00,924 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:00,933 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:00,938 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (279)] Ended with exit code 0 [2024-11-13 21:41:00,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:00,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:00,939 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:00,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:00,939 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:00,939 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:00,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:00,941 INFO L229 MonitoredProcess]: Starting monitored process 280 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:00,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (280)] Waiting until timeout for monitored process [2024-11-13 21:41:01,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:01,547 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:01,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:01,571 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:01,572 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:01,580 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:01,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (280)] Ended with exit code 0 [2024-11-13 21:41:01,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:01,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:01,588 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:01,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:01,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:01,588 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:01,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:01,590 INFO L229 MonitoredProcess]: Starting monitored process 281 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:01,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (281)] Waiting until timeout for monitored process [2024-11-13 21:41:02,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:02,201 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:02,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:02,225 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:02,225 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:02,234 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:02,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (281)] Ended with exit code 0 [2024-11-13 21:41:02,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:02,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:02,241 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:02,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:02,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:02,242 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:02,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:02,243 INFO L229 MonitoredProcess]: Starting monitored process 282 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:02,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (282)] Waiting until timeout for monitored process [2024-11-13 21:41:02,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:02,851 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:02,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:02,875 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:02,875 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:02,884 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:02,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (282)] Ended with exit code 0 [2024-11-13 21:41:02,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:02,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:02,891 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:02,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:02,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:02,891 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:02,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:02,893 INFO L229 MonitoredProcess]: Starting monitored process 283 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:02,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (283)] Waiting until timeout for monitored process [2024-11-13 21:41:03,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:03,504 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:03,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:03,528 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:03,528 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:03,537 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:03,542 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (283)] Ended with exit code 0 [2024-11-13 21:41:03,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:03,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:03,544 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:03,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:03,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:03,545 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:03,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:03,546 INFO L229 MonitoredProcess]: Starting monitored process 284 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:03,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (284)] Waiting until timeout for monitored process [2024-11-13 21:41:04,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:04,170 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:04,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:04,194 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:04,194 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:04,203 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:04,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (284)] Ended with exit code 0 [2024-11-13 21:41:04,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:04,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:04,213 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:04,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:04,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:04,213 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:04,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:04,215 INFO L229 MonitoredProcess]: Starting monitored process 285 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:04,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (285)] Waiting until timeout for monitored process [2024-11-13 21:41:04,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:04,830 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:04,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:04,853 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:04,854 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:04,864 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:04,872 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (285)] Ended with exit code 0 [2024-11-13 21:41:04,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:04,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:04,874 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:04,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:04,874 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:04,874 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:04,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:04,878 INFO L229 MonitoredProcess]: Starting monitored process 286 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:04,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (286)] Waiting until timeout for monitored process [2024-11-13 21:41:05,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:05,500 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:05,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:05,524 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:05,525 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:05,534 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:05,539 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (286)] Ended with exit code 0 [2024-11-13 21:41:05,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:05,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:05,541 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:05,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:05,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:05,541 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:05,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:05,543 INFO L229 MonitoredProcess]: Starting monitored process 287 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:05,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (287)] Waiting until timeout for monitored process [2024-11-13 21:41:06,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:06,166 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:06,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:06,188 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:06,189 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:06,198 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:06,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (287)] Ended with exit code 0 [2024-11-13 21:41:06,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:06,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:06,205 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:06,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:06,206 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:06,206 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:06,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:06,207 INFO L229 MonitoredProcess]: Starting monitored process 288 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:06,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (288)] Waiting until timeout for monitored process [2024-11-13 21:41:06,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:06,843 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:06,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:06,868 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:06,869 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:06,878 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:06,885 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (288)] Ended with exit code 0 [2024-11-13 21:41:06,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:06,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:06,887 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:06,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:06,887 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:06,887 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:06,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:06,888 INFO L229 MonitoredProcess]: Starting monitored process 289 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:06,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (289)] Waiting until timeout for monitored process [2024-11-13 21:41:07,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:07,515 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:07,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:07,538 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:07,539 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:07,548 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:07,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (289)] Ended with exit code 0 [2024-11-13 21:41:07,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:07,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:07,557 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:07,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:07,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:07,557 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:07,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:07,558 INFO L229 MonitoredProcess]: Starting monitored process 290 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:07,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (290)] Waiting until timeout for monitored process [2024-11-13 21:41:08,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:08,180 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:08,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:08,204 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:08,205 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:08,214 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:08,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (290)] Ended with exit code 0 [2024-11-13 21:41:08,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:08,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:08,221 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:08,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:08,221 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:08,222 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:08,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:08,223 INFO L229 MonitoredProcess]: Starting monitored process 291 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:08,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (291)] Waiting until timeout for monitored process [2024-11-13 21:41:08,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:08,851 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:08,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:08,875 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:08,876 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:08,884 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:08,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (291)] Ended with exit code 0 [2024-11-13 21:41:08,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:08,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:08,895 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:08,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:08,895 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:08,895 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:08,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:08,897 INFO L229 MonitoredProcess]: Starting monitored process 292 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:08,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (292)] Waiting until timeout for monitored process [2024-11-13 21:41:09,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:09,574 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:09,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:09,602 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:09,603 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:09,620 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:09,629 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (292)] Forceful destruction successful, exit code 0 [2024-11-13 21:41:09,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:09,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:09,631 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:09,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:09,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:09,631 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:09,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:09,633 INFO L229 MonitoredProcess]: Starting monitored process 293 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:09,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (293)] Waiting until timeout for monitored process [2024-11-13 21:41:10,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:10,268 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:10,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:10,290 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:10,291 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:10,300 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:10,305 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (293)] Ended with exit code 0 [2024-11-13 21:41:10,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:10,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:10,307 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:10,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:10,307 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:10,307 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:10,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:10,309 INFO L229 MonitoredProcess]: Starting monitored process 294 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:10,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (294)] Waiting until timeout for monitored process [2024-11-13 21:41:10,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:10,944 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:10,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:10,966 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:10,966 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:10,975 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:10,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (294)] Ended with exit code 0 [2024-11-13 21:41:10,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:10,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:10,983 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:10,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:10,983 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:10,983 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:10,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:10,985 INFO L229 MonitoredProcess]: Starting monitored process 295 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:10,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (295)] Waiting until timeout for monitored process [2024-11-13 21:41:11,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:11,631 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:11,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:11,654 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:11,655 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:11,664 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:11,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (295)] Forceful destruction successful, exit code 0 [2024-11-13 21:41:11,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:11,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:11,672 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:11,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:11,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:11,672 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:11,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:11,673 INFO L229 MonitoredProcess]: Starting monitored process 296 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:11,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (296)] Waiting until timeout for monitored process [2024-11-13 21:41:12,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:12,315 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:12,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:12,338 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:12,338 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:12,347 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:12,353 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (296)] Ended with exit code 0 [2024-11-13 21:41:12,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:12,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:12,355 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:12,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:12,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:12,355 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:12,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:12,356 INFO L229 MonitoredProcess]: Starting monitored process 297 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:12,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (297)] Waiting until timeout for monitored process [2024-11-13 21:41:13,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:13,005 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:13,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:13,029 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:13,029 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:13,038 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:13,044 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (297)] Ended with exit code 0 [2024-11-13 21:41:13,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:13,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:13,046 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:13,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:13,046 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:13,046 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:13,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:13,047 INFO L229 MonitoredProcess]: Starting monitored process 298 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:13,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (298)] Waiting until timeout for monitored process [2024-11-13 21:41:13,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:13,687 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:13,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:13,711 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:13,711 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:13,720 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:13,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (298)] Ended with exit code 0 [2024-11-13 21:41:13,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:13,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:13,728 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:13,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:13,728 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:13,728 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:13,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:13,730 INFO L229 MonitoredProcess]: Starting monitored process 299 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:13,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (299)] Waiting until timeout for monitored process [2024-11-13 21:41:14,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:14,384 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:14,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:14,407 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:14,407 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:14,416 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:14,422 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (299)] Ended with exit code 0 [2024-11-13 21:41:14,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:14,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:14,425 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:14,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:14,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:14,425 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:14,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:14,426 INFO L229 MonitoredProcess]: Starting monitored process 300 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:14,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (300)] Waiting until timeout for monitored process [2024-11-13 21:41:15,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:15,071 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:15,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:15,095 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:15,095 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:15,109 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:15,115 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (300)] Ended with exit code 0 [2024-11-13 21:41:15,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:15,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:15,117 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:15,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:15,117 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:15,117 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:15,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:15,119 INFO L229 MonitoredProcess]: Starting monitored process 301 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:15,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (301)] Waiting until timeout for monitored process [2024-11-13 21:41:15,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:15,764 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:15,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:15,786 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:15,786 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:15,795 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:15,801 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (301)] Ended with exit code 0 [2024-11-13 21:41:15,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:15,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:15,803 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:15,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:15,803 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:15,803 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:15,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:15,807 INFO L229 MonitoredProcess]: Starting monitored process 302 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:15,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (302)] Waiting until timeout for monitored process [2024-11-13 21:41:16,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:16,471 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:16,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:16,494 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:16,495 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:16,504 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:16,509 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (302)] Ended with exit code 0 [2024-11-13 21:41:16,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:16,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:16,511 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:16,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:16,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:16,511 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:16,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:16,513 INFO L229 MonitoredProcess]: Starting monitored process 303 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:16,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (303)] Waiting until timeout for monitored process [2024-11-13 21:41:17,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:17,159 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:17,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:17,182 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:17,182 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:17,191 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:17,196 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (303)] Ended with exit code 0 [2024-11-13 21:41:17,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:17,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:17,199 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:17,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:17,199 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:17,199 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:17,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:17,201 INFO L229 MonitoredProcess]: Starting monitored process 304 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:17,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (304)] Waiting until timeout for monitored process [2024-11-13 21:41:17,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:17,853 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:17,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:17,877 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:17,878 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:17,886 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:17,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (304)] Ended with exit code 0 [2024-11-13 21:41:17,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:17,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:17,894 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:17,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:17,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:17,894 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:17,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:17,897 INFO L229 MonitoredProcess]: Starting monitored process 305 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:17,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (305)] Waiting until timeout for monitored process [2024-11-13 21:41:18,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:18,569 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:18,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:18,593 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:18,594 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:18,602 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:18,608 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (305)] Ended with exit code 0 [2024-11-13 21:41:18,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:18,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:18,610 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:18,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:18,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:18,611 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:18,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:18,613 INFO L229 MonitoredProcess]: Starting monitored process 306 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:18,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (306)] Waiting until timeout for monitored process [2024-11-13 21:41:19,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:19,268 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:19,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:19,292 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:19,292 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:19,303 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:19,312 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (306)] Ended with exit code 0 [2024-11-13 21:41:19,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:19,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:19,314 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:19,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:19,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:19,315 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:19,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:19,318 INFO L229 MonitoredProcess]: Starting monitored process 307 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:19,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (307)] Waiting until timeout for monitored process [2024-11-13 21:41:20,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:20,023 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:20,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:20,046 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:20,046 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:20,055 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:20,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (307)] Forceful destruction successful, exit code 0 [2024-11-13 21:41:20,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:20,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:20,063 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:20,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:20,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:20,063 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:20,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:20,064 INFO L229 MonitoredProcess]: Starting monitored process 308 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:20,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (308)] Waiting until timeout for monitored process [2024-11-13 21:41:20,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:20,724 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:20,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:20,752 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:20,753 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:20,762 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:20,767 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (308)] Ended with exit code 0 [2024-11-13 21:41:20,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:20,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:20,769 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:20,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:20,769 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:20,769 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:20,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:20,771 INFO L229 MonitoredProcess]: Starting monitored process 309 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:20,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (309)] Waiting until timeout for monitored process [2024-11-13 21:41:21,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:21,431 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:21,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:21,454 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:21,455 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:21,463 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:21,469 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (309)] Forceful destruction successful, exit code 0 [2024-11-13 21:41:21,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:21,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:21,471 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:21,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:21,471 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:21,471 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:21,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:21,473 INFO L229 MonitoredProcess]: Starting monitored process 310 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:21,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (310)] Waiting until timeout for monitored process [2024-11-13 21:41:22,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:22,154 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:22,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:22,178 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:22,179 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:22,187 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:22,193 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (310)] Ended with exit code 0 [2024-11-13 21:41:22,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:22,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:22,195 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:22,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:22,195 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:22,195 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:22,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:22,197 INFO L229 MonitoredProcess]: Starting monitored process 311 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:22,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (311)] Waiting until timeout for monitored process [2024-11-13 21:41:22,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:22,861 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:22,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:22,883 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:22,883 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:22,892 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:22,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (311)] Ended with exit code 0 [2024-11-13 21:41:22,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:22,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:22,905 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:22,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:22,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:22,906 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:22,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:22,907 INFO L229 MonitoredProcess]: Starting monitored process 312 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:22,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (312)] Waiting until timeout for monitored process [2024-11-13 21:41:23,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:23,573 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:23,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:23,597 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:23,597 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:23,606 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:23,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (312)] Ended with exit code 0 [2024-11-13 21:41:23,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:23,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:23,614 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:23,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:23,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:23,614 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:23,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:23,616 INFO L229 MonitoredProcess]: Starting monitored process 313 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:23,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (313)] Waiting until timeout for monitored process [2024-11-13 21:41:24,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:24,287 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:24,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:24,311 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:24,312 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:24,324 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:24,331 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (313)] Ended with exit code 0 [2024-11-13 21:41:24,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:24,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:24,333 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:24,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:24,333 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:24,333 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:24,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:24,336 INFO L229 MonitoredProcess]: Starting monitored process 314 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:24,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (314)] Waiting until timeout for monitored process [2024-11-13 21:41:25,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:25,023 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:25,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:25,045 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:25,046 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:25,055 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:25,060 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (314)] Ended with exit code 0 [2024-11-13 21:41:25,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:25,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:25,062 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:25,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:25,062 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:25,062 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:25,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:25,064 INFO L229 MonitoredProcess]: Starting monitored process 315 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:25,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (315)] Waiting until timeout for monitored process [2024-11-13 21:41:25,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:25,737 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:25,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:25,760 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:25,761 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:25,770 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:25,775 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (315)] Forceful destruction successful, exit code 0 [2024-11-13 21:41:25,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:25,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:25,777 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:25,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:25,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:25,778 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:25,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:25,779 INFO L229 MonitoredProcess]: Starting monitored process 316 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:25,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (316)] Waiting until timeout for monitored process [2024-11-13 21:41:26,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:26,471 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:26,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:26,495 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:26,495 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:26,504 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:26,510 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (316)] Forceful destruction successful, exit code 0 [2024-11-13 21:41:26,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:26,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:26,512 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:26,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:26,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:26,512 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:26,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:26,514 INFO L229 MonitoredProcess]: Starting monitored process 317 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:26,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (317)] Waiting until timeout for monitored process [2024-11-13 21:41:27,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:27,189 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:27,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:27,213 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:27,213 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:27,222 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:27,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (317)] Forceful destruction successful, exit code 0 [2024-11-13 21:41:27,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:27,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:27,230 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:27,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:27,230 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:27,231 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:27,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:27,232 INFO L229 MonitoredProcess]: Starting monitored process 318 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:27,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (318)] Waiting until timeout for monitored process [2024-11-13 21:41:27,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:27,912 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:27,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:27,934 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:27,935 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:27,944 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:27,949 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (318)] Ended with exit code 0 [2024-11-13 21:41:27,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:27,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:27,952 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:27,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:27,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:27,952 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:27,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:27,953 INFO L229 MonitoredProcess]: Starting monitored process 319 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:27,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (319)] Waiting until timeout for monitored process [2024-11-13 21:41:28,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:28,648 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:28,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:28,672 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:28,672 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:28,686 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:28,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (319)] Forceful destruction successful, exit code 0 [2024-11-13 21:41:28,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:28,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:28,697 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:28,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:28,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:28,697 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:28,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:28,702 INFO L229 MonitoredProcess]: Starting monitored process 320 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:28,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (320)] Waiting until timeout for monitored process [2024-11-13 21:41:29,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:29,403 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:29,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:29,430 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:29,430 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:29,444 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:29,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (320)] Ended with exit code 0 [2024-11-13 21:41:29,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:29,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:29,455 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:29,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:29,455 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:29,455 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:29,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:29,457 INFO L229 MonitoredProcess]: Starting monitored process 321 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:29,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (321)] Waiting until timeout for monitored process [2024-11-13 21:41:30,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:30,175 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:30,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:30,199 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:30,200 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:30,209 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:30,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (321)] Forceful destruction successful, exit code 0 [2024-11-13 21:41:30,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:30,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:30,216 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:30,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:30,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:30,217 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:30,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:30,220 INFO L229 MonitoredProcess]: Starting monitored process 322 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:30,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (322)] Waiting until timeout for monitored process [2024-11-13 21:41:30,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:30,911 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:30,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:30,941 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:30,941 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:30,954 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:30,964 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (322)] Ended with exit code 0 [2024-11-13 21:41:30,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:30,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:30,967 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:30,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:30,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:30,967 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:30,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:30,969 INFO L229 MonitoredProcess]: Starting monitored process 323 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:30,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (323)] Waiting until timeout for monitored process [2024-11-13 21:41:31,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:31,664 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:31,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:31,688 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:31,688 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:31,697 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:31,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (323)] Ended with exit code 0 [2024-11-13 21:41:31,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:31,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:31,705 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:31,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:31,705 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:31,705 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:31,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:31,706 INFO L229 MonitoredProcess]: Starting monitored process 324 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:31,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (324)] Waiting until timeout for monitored process [2024-11-13 21:41:32,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:32,397 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:32,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:32,419 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:32,419 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:32,428 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:32,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (324)] Ended with exit code 0 [2024-11-13 21:41:32,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:32,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:32,436 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:32,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:32,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:32,437 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:32,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:32,438 INFO L229 MonitoredProcess]: Starting monitored process 325 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:32,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (325)] Waiting until timeout for monitored process [2024-11-13 21:41:33,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:33,129 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:33,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:33,158 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:33,158 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:33,168 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:33,174 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (325)] Ended with exit code 0 [2024-11-13 21:41:33,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:33,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:33,176 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:33,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:33,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:33,177 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:33,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:33,179 INFO L229 MonitoredProcess]: Starting monitored process 326 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:33,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (326)] Waiting until timeout for monitored process [2024-11-13 21:41:33,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:33,890 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:33,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:33,912 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:33,913 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:33,922 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:33,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (326)] Forceful destruction successful, exit code 0 [2024-11-13 21:41:33,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:33,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:33,930 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:33,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:33,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:33,930 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:33,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:33,931 INFO L229 MonitoredProcess]: Starting monitored process 327 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:33,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (327)] Waiting until timeout for monitored process [2024-11-13 21:41:34,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:34,628 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:34,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:34,652 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:34,653 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:34,661 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:34,667 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (327)] Ended with exit code 0 [2024-11-13 21:41:34,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:34,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:34,670 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:34,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:34,670 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:34,670 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:34,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:34,671 INFO L229 MonitoredProcess]: Starting monitored process 328 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:34,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (328)] Waiting until timeout for monitored process [2024-11-13 21:41:35,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:35,369 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:35,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:35,397 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:35,397 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:35,406 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:35,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (328)] Ended with exit code 0 [2024-11-13 21:41:35,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:35,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:35,420 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:35,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:35,421 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:35,421 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:35,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:35,424 INFO L229 MonitoredProcess]: Starting monitored process 329 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:35,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (329)] Waiting until timeout for monitored process [2024-11-13 21:41:36,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:36,133 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:36,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:36,156 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:36,157 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:36,166 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:36,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (329)] Ended with exit code 0 [2024-11-13 21:41:36,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:36,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:36,177 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:36,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:36,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:36,177 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:36,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:36,179 INFO L229 MonitoredProcess]: Starting monitored process 330 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:36,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (330)] Waiting until timeout for monitored process [2024-11-13 21:41:36,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:36,883 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:36,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:36,907 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:36,908 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:36,917 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:36,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (330)] Ended with exit code 0 [2024-11-13 21:41:36,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:36,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:36,927 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:36,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:36,927 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:36,928 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:36,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:36,930 INFO L229 MonitoredProcess]: Starting monitored process 331 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:36,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (331)] Waiting until timeout for monitored process [2024-11-13 21:41:37,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:37,649 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:37,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:37,679 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:37,680 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:37,688 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:37,697 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (331)] Forceful destruction successful, exit code 0 [2024-11-13 21:41:37,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:37,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:37,699 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:37,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:37,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:37,699 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:37,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:37,702 INFO L229 MonitoredProcess]: Starting monitored process 332 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:37,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (332)] Waiting until timeout for monitored process [2024-11-13 21:41:38,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:38,410 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:38,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:38,433 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:38,434 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:38,443 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:38,451 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (332)] Forceful destruction successful, exit code 0 [2024-11-13 21:41:38,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:38,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:38,453 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:38,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:38,453 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:38,453 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:38,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:38,455 INFO L229 MonitoredProcess]: Starting monitored process 333 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:38,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (333)] Waiting until timeout for monitored process [2024-11-13 21:41:39,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:39,163 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:39,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:39,187 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:39,187 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:39,196 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:39,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (333)] Ended with exit code 0 [2024-11-13 21:41:39,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:39,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:39,206 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:39,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:39,207 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:39,207 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:39,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:39,208 INFO L229 MonitoredProcess]: Starting monitored process 334 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:39,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (334)] Waiting until timeout for monitored process [2024-11-13 21:41:39,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:39,954 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:39,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:39,983 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:39,984 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:39,993 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:40,001 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (334)] Ended with exit code 0 [2024-11-13 21:41:40,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:40,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:40,003 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:40,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:40,003 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:40,003 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:40,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:40,005 INFO L229 MonitoredProcess]: Starting monitored process 335 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:40,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (335)] Waiting until timeout for monitored process [2024-11-13 21:41:40,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:40,716 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:40,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:40,740 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:40,740 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:40,749 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:40,758 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (335)] Ended with exit code 0 [2024-11-13 21:41:40,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:40,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:40,760 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:40,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:40,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:40,760 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:40,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:40,763 INFO L229 MonitoredProcess]: Starting monitored process 336 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:40,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (336)] Waiting until timeout for monitored process [2024-11-13 21:41:41,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:41,476 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:41,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:41,499 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:41,500 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:41,509 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:41,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (336)] Ended with exit code 0 [2024-11-13 21:41:41,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:41,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:41,519 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:41,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:41,519 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:41,520 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:41,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:41,521 INFO L229 MonitoredProcess]: Starting monitored process 337 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:41,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (337)] Waiting until timeout for monitored process [2024-11-13 21:41:42,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:42,241 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:42,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:42,265 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:42,265 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:42,274 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:42,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (337)] Forceful destruction successful, exit code 0 [2024-11-13 21:41:42,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:42,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:42,285 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:42,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:42,285 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:42,285 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:42,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:42,287 INFO L229 MonitoredProcess]: Starting monitored process 338 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:42,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (338)] Waiting until timeout for monitored process [2024-11-13 21:41:43,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:43,031 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:43,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:43,057 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:43,058 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:43,070 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:43,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (338)] Forceful destruction successful, exit code 0 [2024-11-13 21:41:43,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:43,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:43,082 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:43,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:43,082 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:43,082 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:43,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:43,084 INFO L229 MonitoredProcess]: Starting monitored process 339 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:43,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (339)] Waiting until timeout for monitored process [2024-11-13 21:41:43,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:43,802 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:43,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:43,824 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:43,824 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:43,833 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:43,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (339)] Ended with exit code 0 [2024-11-13 21:41:43,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:43,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:43,844 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:43,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:43,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:43,845 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:43,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:43,846 INFO L229 MonitoredProcess]: Starting monitored process 340 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:43,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (340)] Waiting until timeout for monitored process [2024-11-13 21:41:44,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:44,575 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:44,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:44,599 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:44,599 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:44,608 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:44,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (340)] Ended with exit code 0 [2024-11-13 21:41:44,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:44,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:44,618 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:44,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:44,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:44,618 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:44,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:44,620 INFO L229 MonitoredProcess]: Starting monitored process 341 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:44,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (341)] Waiting until timeout for monitored process [2024-11-13 21:41:45,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:45,343 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:45,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:45,367 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:45,368 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:45,376 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:45,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (341)] Ended with exit code 0 [2024-11-13 21:41:45,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:45,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:45,387 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:45,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:45,387 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:45,387 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:45,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:45,390 INFO L229 MonitoredProcess]: Starting monitored process 342 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:45,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (342)] Waiting until timeout for monitored process [2024-11-13 21:41:46,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:46,119 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:46,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:46,140 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:46,141 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:46,150 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:46,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (342)] Ended with exit code 0 [2024-11-13 21:41:46,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:46,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:46,161 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:46,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:46,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:46,161 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:46,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:46,163 INFO L229 MonitoredProcess]: Starting monitored process 343 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:46,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (343)] Waiting until timeout for monitored process [2024-11-13 21:41:46,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:46,892 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:46,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:46,916 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:46,916 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:46,927 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:46,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (343)] Ended with exit code 0 [2024-11-13 21:41:46,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:46,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:46,942 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:46,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:46,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:46,943 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:46,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:46,945 INFO L229 MonitoredProcess]: Starting monitored process 344 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:46,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (344)] Waiting until timeout for monitored process [2024-11-13 21:41:47,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:47,693 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:47,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:47,716 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:47,717 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:47,726 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:47,739 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (344)] Forceful destruction successful, exit code 0 [2024-11-13 21:41:47,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:47,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:47,741 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:47,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:47,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:47,741 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:47,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:47,745 INFO L229 MonitoredProcess]: Starting monitored process 345 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:47,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (345)] Waiting until timeout for monitored process [2024-11-13 21:41:48,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:48,484 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:48,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:48,508 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:48,509 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:48,520 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:48,533 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (345)] Ended with exit code 0 [2024-11-13 21:41:48,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:48,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:48,536 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:48,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:48,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:48,536 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:48,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:48,538 INFO L229 MonitoredProcess]: Starting monitored process 346 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:48,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (346)] Waiting until timeout for monitored process [2024-11-13 21:41:49,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:49,297 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:49,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:49,320 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:49,321 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:49,330 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:49,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (346)] Forceful destruction successful, exit code 0 [2024-11-13 21:41:49,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:49,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:49,341 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:49,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:49,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:49,341 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:49,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:49,343 INFO L229 MonitoredProcess]: Starting monitored process 347 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:49,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (347)] Waiting until timeout for monitored process [2024-11-13 21:41:50,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:50,085 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:50,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:50,108 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:50,109 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:50,118 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:50,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (347)] Ended with exit code 0 [2024-11-13 21:41:50,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:50,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:50,129 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:50,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:50,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:50,129 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:50,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:50,131 INFO L229 MonitoredProcess]: Starting monitored process 348 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:50,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (348)] Waiting until timeout for monitored process [2024-11-13 21:41:50,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:50,869 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:50,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:50,892 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:50,893 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:50,902 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:50,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (348)] Forceful destruction successful, exit code 0 [2024-11-13 21:41:50,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:50,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:50,913 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:50,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:50,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:50,913 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:50,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:50,915 INFO L229 MonitoredProcess]: Starting monitored process 349 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:50,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (349)] Waiting until timeout for monitored process [2024-11-13 21:41:51,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:51,654 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:51,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:51,677 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:51,678 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:51,686 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:51,696 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (349)] Ended with exit code 0 [2024-11-13 21:41:51,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:51,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:51,697 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:51,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:51,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:51,697 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:51,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:51,699 INFO L229 MonitoredProcess]: Starting monitored process 350 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:51,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (350)] Waiting until timeout for monitored process [2024-11-13 21:41:52,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:52,438 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:52,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:52,462 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:52,462 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:52,478 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:52,487 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (350)] Ended with exit code 0 [2024-11-13 21:41:52,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:52,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:52,490 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:52,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:52,490 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:52,490 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:52,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:52,492 INFO L229 MonitoredProcess]: Starting monitored process 351 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:52,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (351)] Waiting until timeout for monitored process [2024-11-13 21:41:53,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:53,232 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:53,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:53,253 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:53,254 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:53,263 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:53,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (351)] Ended with exit code 0 [2024-11-13 21:41:53,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:53,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:53,274 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:53,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:53,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:53,275 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:53,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:53,278 INFO L229 MonitoredProcess]: Starting monitored process 352 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:53,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (352)] Waiting until timeout for monitored process [2024-11-13 21:41:54,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:54,035 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:54,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:54,057 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:54,058 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:54,066 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:54,075 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (352)] Forceful destruction successful, exit code 0 [2024-11-13 21:41:54,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:54,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:54,078 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:54,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:54,078 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:54,078 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:54,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:54,079 INFO L229 MonitoredProcess]: Starting monitored process 353 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:54,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (353)] Waiting until timeout for monitored process [2024-11-13 21:41:54,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:54,827 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:54,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:54,851 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:54,851 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:54,860 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:54,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (353)] Ended with exit code 0 [2024-11-13 21:41:54,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:54,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:54,871 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:54,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:54,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:54,871 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:54,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:54,874 INFO L229 MonitoredProcess]: Starting monitored process 354 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:54,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (354)] Waiting until timeout for monitored process [2024-11-13 21:41:55,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:55,624 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:55,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:55,648 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:55,649 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:55,657 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:55,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (354)] Ended with exit code 0 [2024-11-13 21:41:55,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:55,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:55,673 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:55,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:55,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:55,673 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:55,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:55,676 INFO L229 MonitoredProcess]: Starting monitored process 355 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:55,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (355)] Waiting until timeout for monitored process [2024-11-13 21:41:56,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:56,435 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:56,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:56,457 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:56,457 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:56,467 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:56,476 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (355)] Forceful destruction successful, exit code 0 [2024-11-13 21:41:56,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:56,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:56,479 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:56,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:56,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:56,479 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:56,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:56,480 INFO L229 MonitoredProcess]: Starting monitored process 356 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:56,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (356)] Waiting until timeout for monitored process [2024-11-13 21:41:57,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:57,235 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:57,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:57,258 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:57,258 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:57,267 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:57,276 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (356)] Ended with exit code 0 [2024-11-13 21:41:57,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:57,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:57,278 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:57,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:57,278 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:57,278 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:57,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:57,280 INFO L229 MonitoredProcess]: Starting monitored process 357 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:57,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (357)] Waiting until timeout for monitored process [2024-11-13 21:41:58,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:58,031 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:58,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:58,055 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:58,055 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:58,064 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:58,073 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (357)] Forceful destruction successful, exit code 0 [2024-11-13 21:41:58,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:58,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:58,075 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:58,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:58,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:58,076 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:58,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:58,077 INFO L229 MonitoredProcess]: Starting monitored process 358 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:58,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (358)] Waiting until timeout for monitored process [2024-11-13 21:41:58,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:58,832 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:58,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:58,856 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:58,856 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:58,865 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:58,874 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (358)] Ended with exit code 0 [2024-11-13 21:41:58,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:58,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:58,876 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:58,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:58,876 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:58,876 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:58,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:58,878 INFO L229 MonitoredProcess]: Starting monitored process 359 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:58,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (359)] Waiting until timeout for monitored process [2024-11-13 21:41:59,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:59,675 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:59,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:59,697 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:41:59,698 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:59,707 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:41:59,716 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (359)] Ended with exit code 0 [2024-11-13 21:41:59,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:59,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:41:59,718 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:41:59,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:41:59,718 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:59,718 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:59,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:59,722 INFO L229 MonitoredProcess]: Starting monitored process 360 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:59,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (360)] Waiting until timeout for monitored process [2024-11-13 21:42:00,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:00,516 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:42:00,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:00,544 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:42:00,545 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:42:00,554 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:42:00,567 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (360)] Ended with exit code 0 [2024-11-13 21:42:00,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:42:00,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:42:00,570 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:42:00,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:42:00,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:42:00,571 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:42:00,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:42:00,574 INFO L229 MonitoredProcess]: Starting monitored process 361 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:42:00,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (361)] Waiting until timeout for monitored process [2024-11-13 21:42:01,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:01,356 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:42:01,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:01,379 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:42:01,379 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:42:01,389 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:42:01,397 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (361)] Ended with exit code 0 [2024-11-13 21:42:01,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:42:01,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:42:01,399 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:42:01,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:42:01,400 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:42:01,400 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:42:01,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:42:01,401 INFO L229 MonitoredProcess]: Starting monitored process 362 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:42:01,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (362)] Waiting until timeout for monitored process [2024-11-13 21:42:02,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:02,164 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:42:02,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:02,187 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:42:02,188 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:42:02,197 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:42:02,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (362)] Ended with exit code 0 [2024-11-13 21:42:02,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:42:02,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:42:02,208 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:42:02,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:42:02,208 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:42:02,208 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:42:02,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:42:02,210 INFO L229 MonitoredProcess]: Starting monitored process 363 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:42:02,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (363)] Waiting until timeout for monitored process [2024-11-13 21:42:02,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:02,981 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:42:03,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:03,005 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:42:03,005 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:42:03,014 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:42:03,023 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (363)] Ended with exit code 0 [2024-11-13 21:42:03,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:42:03,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:42:03,025 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:42:03,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:42:03,025 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:42:03,025 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:42:03,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:42:03,027 INFO L229 MonitoredProcess]: Starting monitored process 364 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:42:03,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (364)] Waiting until timeout for monitored process [2024-11-13 21:42:03,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:03,791 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:42:03,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:03,814 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:42:03,815 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:42:03,823 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:42:03,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (364)] Ended with exit code 0 [2024-11-13 21:42:03,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:42:03,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:42:03,835 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:42:03,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:42:03,835 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:42:03,836 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:42:03,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:42:03,837 INFO L229 MonitoredProcess]: Starting monitored process 365 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:42:03,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (365)] Waiting until timeout for monitored process [2024-11-13 21:42:04,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:04,605 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:42:04,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:04,626 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:42:04,626 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:42:04,637 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:42:04,647 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (365)] Forceful destruction successful, exit code 0 [2024-11-13 21:42:04,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:42:04,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:42:04,648 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:42:04,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:42:04,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:42:04,648 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:42:04,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:42:04,650 INFO L229 MonitoredProcess]: Starting monitored process 366 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:42:04,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (366)] Waiting until timeout for monitored process [2024-11-13 21:42:05,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:05,424 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:42:05,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:05,447 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:42:05,448 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:42:05,457 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:42:05,466 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (366)] Ended with exit code 0 [2024-11-13 21:42:05,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:42:05,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:42:05,468 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:42:05,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:42:05,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:42:05,468 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:42:05,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:42:05,470 INFO L229 MonitoredProcess]: Starting monitored process 367 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:42:05,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (367)] Waiting until timeout for monitored process [2024-11-13 21:42:06,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:06,242 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:42:06,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:06,271 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:42:06,272 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:42:06,280 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:42:06,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (367)] Ended with exit code 0 [2024-11-13 21:42:06,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:42:06,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:42:06,292 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:42:06,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:42:06,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:42:06,292 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:42:06,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:42:06,294 INFO L229 MonitoredProcess]: Starting monitored process 368 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:42:06,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (368)] Waiting until timeout for monitored process [2024-11-13 21:42:07,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:07,065 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:42:07,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:07,089 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:42:07,089 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:42:07,098 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:42:07,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (368)] Forceful destruction successful, exit code 0 [2024-11-13 21:42:07,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:42:07,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:42:07,110 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:42:07,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:42:07,110 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:42:07,110 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:42:07,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:42:07,111 INFO L229 MonitoredProcess]: Starting monitored process 369 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:42:07,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (369)] Waiting until timeout for monitored process [2024-11-13 21:42:07,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:07,886 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:42:07,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:07,907 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:42:07,908 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:42:07,916 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:42:07,927 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (369)] Ended with exit code 0 [2024-11-13 21:42:07,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:42:07,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:42:07,929 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:42:07,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:42:07,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:42:07,929 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:42:07,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:42:07,931 INFO L229 MonitoredProcess]: Starting monitored process 370 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:42:07,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (370)] Waiting until timeout for monitored process [2024-11-13 21:42:08,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:08,710 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:42:08,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:08,731 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:42:08,732 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:42:08,741 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:42:08,750 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (370)] Ended with exit code 0 [2024-11-13 21:42:08,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:42:08,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:42:08,752 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:42:08,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:42:08,752 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:42:08,753 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:42:08,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:42:08,754 INFO L229 MonitoredProcess]: Starting monitored process 371 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:42:08,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (371)] Waiting until timeout for monitored process [2024-11-13 21:42:09,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:09,568 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:42:09,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:09,599 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:42:09,600 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:42:09,611 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:42:09,624 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (371)] Ended with exit code 0 [2024-11-13 21:42:09,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:42:09,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:42:09,627 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:42:09,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:42:09,627 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:42:09,627 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:42:09,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:42:09,630 INFO L229 MonitoredProcess]: Starting monitored process 372 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:42:09,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (372)] Waiting until timeout for monitored process [2024-11-13 21:42:10,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:10,458 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:42:10,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:10,482 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:42:10,482 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:42:10,491 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:42:10,501 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (372)] Forceful destruction successful, exit code 0 [2024-11-13 21:42:10,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:42:10,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:42:10,503 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:42:10,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:42:10,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:42:10,503 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:42:10,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:42:10,505 INFO L229 MonitoredProcess]: Starting monitored process 373 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:42:10,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (373)] Waiting until timeout for monitored process [2024-11-13 21:42:11,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:11,288 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:42:11,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:42:11,311 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:42:11,312 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:42:11,321 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:42:11,331 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (373)] Ended with exit code 0 [2024-11-13 21:42:11,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:42:11,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:42:11,332 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:42:11,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 WARNING: YOUR LOGFILE WAS TOO LONG, SOME LINES IN THE MIDDLE WERE REMOVED. [2024-11-13 21:43:24,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (454)] Waiting until timeout for monitored process [2024-11-13 21:43:25,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:25,437 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:25,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:25,461 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:43:25,462 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:25,471 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:43:25,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (454)] Ended with exit code 0 [2024-11-13 21:43:25,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:25,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:43:25,486 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:43:25,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:43:25,486 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:25,486 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:25,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:25,488 INFO L229 MonitoredProcess]: Starting monitored process 455 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:25,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (455)] Waiting until timeout for monitored process [2024-11-13 21:43:26,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:26,430 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:26,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:26,454 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:43:26,455 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:26,463 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:43:26,476 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (455)] Ended with exit code 0 [2024-11-13 21:43:26,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:26,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:43:26,478 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:43:26,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:43:26,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:26,479 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:26,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:26,480 INFO L229 MonitoredProcess]: Starting monitored process 456 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:26,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (456)] Waiting until timeout for monitored process [2024-11-13 21:43:27,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:27,422 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:27,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:27,445 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:43:27,446 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:27,455 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:43:27,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (456)] Ended with exit code 0 [2024-11-13 21:43:27,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:27,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:43:27,472 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:43:27,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:43:27,472 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:27,472 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:27,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:27,474 INFO L229 MonitoredProcess]: Starting monitored process 457 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:27,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (457)] Waiting until timeout for monitored process [2024-11-13 21:43:28,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:28,416 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:28,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:28,440 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:43:28,440 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:28,449 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:43:28,461 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (457)] Ended with exit code 0 [2024-11-13 21:43:28,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:28,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:43:28,463 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:43:28,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:43:28,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:28,463 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:28,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:28,465 INFO L229 MonitoredProcess]: Starting monitored process 458 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:28,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (458)] Waiting until timeout for monitored process [2024-11-13 21:43:29,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:29,411 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:29,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:29,434 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:43:29,435 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:29,443 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:43:29,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (458)] Forceful destruction successful, exit code 0 [2024-11-13 21:43:29,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:29,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:43:29,458 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:43:29,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:43:29,458 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:29,459 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:29,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:29,460 INFO L229 MonitoredProcess]: Starting monitored process 459 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:29,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (459)] Waiting until timeout for monitored process [2024-11-13 21:43:30,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:30,418 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:30,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:30,442 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:43:30,442 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:30,452 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:43:30,465 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (459)] Ended with exit code 0 [2024-11-13 21:43:30,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:30,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:43:30,475 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:43:30,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:43:30,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:30,475 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:30,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:30,477 INFO L229 MonitoredProcess]: Starting monitored process 460 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:30,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (460)] Waiting until timeout for monitored process [2024-11-13 21:43:31,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:31,427 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:31,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:31,449 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:43:31,449 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:31,458 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:43:31,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (460)] Ended with exit code 0 [2024-11-13 21:43:31,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:31,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:43:31,472 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:43:31,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:43:31,473 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:31,473 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:31,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:31,475 INFO L229 MonitoredProcess]: Starting monitored process 461 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:31,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (461)] Waiting until timeout for monitored process [2024-11-13 21:43:32,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:32,464 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:32,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:32,488 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:43:32,488 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:32,497 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:43:32,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (461)] Forceful destruction successful, exit code 0 [2024-11-13 21:43:32,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:32,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:43:32,514 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:43:32,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:43:32,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:32,514 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:32,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:32,515 INFO L229 MonitoredProcess]: Starting monitored process 462 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:32,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (462)] Waiting until timeout for monitored process [2024-11-13 21:43:33,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:33,468 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:33,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:33,497 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:43:33,497 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:33,509 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:43:33,525 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (462)] Ended with exit code 0 [2024-11-13 21:43:33,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:33,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:43:33,528 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:43:33,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:43:33,528 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:33,528 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:33,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:33,531 INFO L229 MonitoredProcess]: Starting monitored process 463 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:33,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (463)] Waiting until timeout for monitored process [2024-11-13 21:43:34,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:34,559 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:34,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:34,588 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:43:34,588 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:34,600 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:43:34,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (463)] Ended with exit code 0 [2024-11-13 21:43:34,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:34,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:43:34,617 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:43:34,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:43:34,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:34,617 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:34,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:34,619 INFO L229 MonitoredProcess]: Starting monitored process 464 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:34,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (464)] Waiting until timeout for monitored process [2024-11-13 21:43:35,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:35,578 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:35,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:35,600 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:43:35,601 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:35,609 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:43:35,622 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (464)] Ended with exit code 0 [2024-11-13 21:43:35,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:35,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:43:35,624 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:43:35,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:43:35,624 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:35,624 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:35,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:35,625 INFO L229 MonitoredProcess]: Starting monitored process 465 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:35,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (465)] Waiting until timeout for monitored process [2024-11-13 21:43:36,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:36,586 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:36,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:36,609 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:43:36,610 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:36,618 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:43:36,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (465)] Ended with exit code 0 [2024-11-13 21:43:36,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:36,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:43:36,633 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:43:36,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:43:36,633 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:36,633 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:36,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:36,634 INFO L229 MonitoredProcess]: Starting monitored process 466 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:36,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (466)] Waiting until timeout for monitored process [2024-11-13 21:43:37,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:37,599 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:37,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:37,623 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:43:37,624 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:37,632 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:43:37,645 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (466)] Ended with exit code 0 [2024-11-13 21:43:37,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:37,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:43:37,646 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:43:37,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:43:37,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:37,646 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:37,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:37,648 INFO L229 MonitoredProcess]: Starting monitored process 467 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:37,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (467)] Waiting until timeout for monitored process [2024-11-13 21:43:38,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:38,612 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:38,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:38,636 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:43:38,636 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:38,645 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:43:38,658 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (467)] Forceful destruction successful, exit code 0 [2024-11-13 21:43:38,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:38,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:43:38,660 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:43:38,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:43:38,660 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:38,660 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:38,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:38,662 INFO L229 MonitoredProcess]: Starting monitored process 468 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:38,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (468)] Waiting until timeout for monitored process [2024-11-13 21:43:39,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:39,624 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:39,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:39,648 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:43:39,648 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:39,657 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:43:39,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (468)] Ended with exit code 0 [2024-11-13 21:43:39,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:39,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:43:39,672 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:43:39,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:43:39,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:39,672 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:39,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:39,674 INFO L229 MonitoredProcess]: Starting monitored process 469 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:39,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (469)] Waiting until timeout for monitored process [2024-11-13 21:43:40,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:40,677 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:40,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:40,701 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:43:40,702 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:40,711 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:43:40,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (469)] Ended with exit code 0 [2024-11-13 21:43:40,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:40,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:43:40,726 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:43:40,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:43:40,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:40,726 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:40,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:40,727 INFO L229 MonitoredProcess]: Starting monitored process 470 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:40,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (470)] Waiting until timeout for monitored process [2024-11-13 21:43:41,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:41,695 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:41,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:41,718 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:43:41,719 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:41,727 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:43:41,740 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (470)] Ended with exit code 0 [2024-11-13 21:43:41,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:41,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:43:41,742 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:43:41,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:43:41,742 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:41,742 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:41,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:41,744 INFO L229 MonitoredProcess]: Starting monitored process 471 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:41,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (471)] Waiting until timeout for monitored process [2024-11-13 21:43:42,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:42,714 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:42,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:42,738 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:43:42,739 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:42,747 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:43:42,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (471)] Ended with exit code 0 [2024-11-13 21:43:42,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:42,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:43:42,762 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:43:42,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:43:42,762 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:42,762 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:42,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:42,764 INFO L229 MonitoredProcess]: Starting monitored process 472 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:42,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (472)] Waiting until timeout for monitored process [2024-11-13 21:43:43,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:43,750 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:43,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:43,772 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:43:43,772 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:43,781 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:43:43,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (472)] Forceful destruction successful, exit code 0 [2024-11-13 21:43:43,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:43,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:43:43,797 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:43:43,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:43:43,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:43,798 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:43,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:43,799 INFO L229 MonitoredProcess]: Starting monitored process 473 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:43,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (473)] Waiting until timeout for monitored process [2024-11-13 21:43:44,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:44,771 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:44,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:44,794 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:43:44,794 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:44,809 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:43:44,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (473)] Ended with exit code 0 [2024-11-13 21:43:44,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:44,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:43:44,823 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:43:44,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:43:44,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:44,823 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:44,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:44,825 INFO L229 MonitoredProcess]: Starting monitored process 474 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:44,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (474)] Waiting until timeout for monitored process [2024-11-13 21:43:45,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:45,797 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:45,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:45,818 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:43:45,819 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:45,828 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:43:45,840 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (474)] Ended with exit code 0 [2024-11-13 21:43:45,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:45,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:43:45,843 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:43:45,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:43:45,843 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:45,843 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:45,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:45,844 INFO L229 MonitoredProcess]: Starting monitored process 475 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:45,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (475)] Waiting until timeout for monitored process [2024-11-13 21:43:46,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:46,820 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:46,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:46,844 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:43:46,845 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:46,853 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:43:46,866 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (475)] Ended with exit code 0 [2024-11-13 21:43:46,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:46,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:43:46,868 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:43:46,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:43:46,868 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:46,868 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:46,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:46,871 INFO L229 MonitoredProcess]: Starting monitored process 476 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:46,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (476)] Waiting until timeout for monitored process [2024-11-13 21:43:47,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:47,850 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:47,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:47,871 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:43:47,872 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:47,880 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:43:47,893 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (476)] Forceful destruction successful, exit code 0 [2024-11-13 21:43:47,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:47,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:43:47,896 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:43:47,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:43:47,896 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:47,896 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:47,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:47,897 INFO L229 MonitoredProcess]: Starting monitored process 477 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:47,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (477)] Waiting until timeout for monitored process [2024-11-13 21:43:48,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:48,878 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:48,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:48,901 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:43:48,902 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:48,917 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:43:48,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (477)] Ended with exit code 0 [2024-11-13 21:43:48,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:48,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:43:48,936 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:43:48,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:43:48,936 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:48,937 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:48,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:48,940 INFO L229 MonitoredProcess]: Starting monitored process 478 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:48,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (478)] Waiting until timeout for monitored process [2024-11-13 21:43:49,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:49,926 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:49,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:49,948 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:43:49,949 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:49,957 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:43:49,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (478)] Ended with exit code 0 [2024-11-13 21:43:49,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:49,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:43:49,973 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:43:49,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:43:49,973 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:49,973 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:49,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:49,975 INFO L229 MonitoredProcess]: Starting monitored process 479 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:49,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (479)] Waiting until timeout for monitored process [2024-11-13 21:43:50,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:50,988 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:51,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:51,010 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:43:51,010 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:51,019 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:43:51,032 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (479)] Forceful destruction successful, exit code 0 [2024-11-13 21:43:51,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:51,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:43:51,034 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:43:51,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:43:51,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:51,034 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:51,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:51,036 INFO L229 MonitoredProcess]: Starting monitored process 480 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:51,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (480)] Waiting until timeout for monitored process [2024-11-13 21:43:52,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:52,027 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:52,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:52,051 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:43:52,051 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:52,060 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:43:52,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (480)] Ended with exit code 0 [2024-11-13 21:43:52,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:52,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:43:52,074 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:43:52,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:43:52,075 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:52,075 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:52,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:52,077 INFO L229 MonitoredProcess]: Starting monitored process 481 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:52,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (481)] Waiting until timeout for monitored process [2024-11-13 21:43:53,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:53,067 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:53,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:53,088 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:43:53,088 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:53,097 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:43:53,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (481)] Ended with exit code 0 [2024-11-13 21:43:53,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:53,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:43:53,121 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:43:53,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:43:53,121 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:53,121 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:53,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:53,123 INFO L229 MonitoredProcess]: Starting monitored process 482 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:53,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (482)] Waiting until timeout for monitored process [2024-11-13 21:43:54,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:54,111 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:54,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:54,132 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:43:54,133 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:54,141 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:43:54,155 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (482)] Ended with exit code 0 [2024-11-13 21:43:54,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:54,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:43:54,157 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:43:54,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:43:54,157 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:54,157 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:54,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:54,159 INFO L229 MonitoredProcess]: Starting monitored process 483 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:54,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (483)] Waiting until timeout for monitored process [2024-11-13 21:43:55,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:55,153 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:55,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:55,175 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:43:55,176 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:55,184 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:43:55,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (483)] Ended with exit code 0 [2024-11-13 21:43:55,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:55,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:43:55,200 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:43:55,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:43:55,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:55,200 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:55,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:55,204 INFO L229 MonitoredProcess]: Starting monitored process 484 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:55,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (484)] Waiting until timeout for monitored process [2024-11-13 21:43:56,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:56,198 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:56,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:56,221 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:43:56,222 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:56,230 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:43:56,243 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (484)] Ended with exit code 0 [2024-11-13 21:43:56,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:56,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:43:56,245 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:43:56,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:43:56,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:56,245 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:56,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:56,247 INFO L229 MonitoredProcess]: Starting monitored process 485 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:56,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (485)] Waiting until timeout for monitored process [2024-11-13 21:43:57,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:57,244 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:57,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:57,268 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:43:57,269 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:57,277 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:43:57,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (485)] Ended with exit code 0 [2024-11-13 21:43:57,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:57,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:43:57,292 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:43:57,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:43:57,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:57,292 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:57,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:57,294 INFO L229 MonitoredProcess]: Starting monitored process 486 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:57,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (486)] Waiting until timeout for monitored process [2024-11-13 21:43:58,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:58,294 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:58,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:58,318 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:43:58,318 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:58,327 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:43:58,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (486)] Ended with exit code 0 [2024-11-13 21:43:58,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:58,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:43:58,343 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:43:58,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:43:58,343 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:58,343 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:58,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:58,346 INFO L229 MonitoredProcess]: Starting monitored process 487 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:58,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (487)] Waiting until timeout for monitored process [2024-11-13 21:43:59,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:59,354 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:43:59,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:59,377 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:43:59,378 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:43:59,386 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:43:59,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (487)] Ended with exit code 0 [2024-11-13 21:43:59,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:59,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:43:59,402 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:43:59,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:43:59,402 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:59,402 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:43:59,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:43:59,403 INFO L229 MonitoredProcess]: Starting monitored process 488 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:43:59,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (488)] Waiting until timeout for monitored process [2024-11-13 21:44:00,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:00,412 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:00,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:00,437 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:00,438 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:00,452 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:00,475 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (488)] Ended with exit code 0 [2024-11-13 21:44:00,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:00,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:00,482 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:00,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:00,482 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:00,482 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:00,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:00,485 INFO L229 MonitoredProcess]: Starting monitored process 489 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:00,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (489)] Waiting until timeout for monitored process [2024-11-13 21:44:01,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:01,525 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:01,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:01,555 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:01,555 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:01,564 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:01,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (489)] Forceful destruction successful, exit code 0 [2024-11-13 21:44:01,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:01,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:01,579 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:01,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:01,579 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:01,579 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:01,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:01,581 INFO L229 MonitoredProcess]: Starting monitored process 490 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:01,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (490)] Waiting until timeout for monitored process [2024-11-13 21:44:02,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:02,603 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:02,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:02,625 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:02,626 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:02,634 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:02,648 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (490)] Forceful destruction successful, exit code 0 [2024-11-13 21:44:02,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:02,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:02,651 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:02,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:02,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:02,651 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:02,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:02,652 INFO L229 MonitoredProcess]: Starting monitored process 491 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:02,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (491)] Waiting until timeout for monitored process [2024-11-13 21:44:03,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:03,665 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:03,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:03,688 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:03,688 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:03,697 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:03,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (491)] Ended with exit code 0 [2024-11-13 21:44:03,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:03,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:03,712 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:03,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:03,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:03,712 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:03,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:03,714 INFO L229 MonitoredProcess]: Starting monitored process 492 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:03,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (492)] Waiting until timeout for monitored process [2024-11-13 21:44:04,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:04,727 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:04,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:04,749 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:04,749 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:04,758 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:04,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (492)] Ended with exit code 0 [2024-11-13 21:44:04,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:04,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:04,773 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:04,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:04,773 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:04,774 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:04,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:04,775 INFO L229 MonitoredProcess]: Starting monitored process 493 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:04,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (493)] Waiting until timeout for monitored process [2024-11-13 21:44:05,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:05,785 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:05,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:05,809 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:05,809 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:05,818 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:05,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (493)] Ended with exit code 0 [2024-11-13 21:44:05,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:05,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:05,833 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:05,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:05,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:05,833 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:05,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:05,835 INFO L229 MonitoredProcess]: Starting monitored process 494 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:05,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (494)] Waiting until timeout for monitored process [2024-11-13 21:44:06,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:06,853 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:06,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:06,877 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:06,877 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:06,885 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:06,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (494)] Ended with exit code 0 [2024-11-13 21:44:06,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:06,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:06,900 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:06,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:06,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:06,900 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:06,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:06,902 INFO L229 MonitoredProcess]: Starting monitored process 495 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:06,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (495)] Waiting until timeout for monitored process [2024-11-13 21:44:07,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:07,921 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:07,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:07,943 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:07,944 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:07,952 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:07,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (495)] Ended with exit code 0 [2024-11-13 21:44:07,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:07,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:07,968 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:07,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:07,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:07,969 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:07,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:07,970 INFO L229 MonitoredProcess]: Starting monitored process 496 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:07,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (496)] Waiting until timeout for monitored process [2024-11-13 21:44:08,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:08,992 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:09,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:09,014 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:09,014 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:09,023 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:09,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (496)] Ended with exit code 0 [2024-11-13 21:44:09,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:09,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:09,039 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:09,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:09,039 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:09,039 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:09,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:09,040 INFO L229 MonitoredProcess]: Starting monitored process 497 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:09,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (497)] Waiting until timeout for monitored process [2024-11-13 21:44:10,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:10,100 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:10,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:10,124 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:10,125 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:10,133 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:10,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (497)] Ended with exit code 0 [2024-11-13 21:44:10,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:10,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:10,148 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:10,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:10,148 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:10,149 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:10,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:10,150 INFO L229 MonitoredProcess]: Starting monitored process 498 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:10,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (498)] Waiting until timeout for monitored process [2024-11-13 21:44:11,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:11,169 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:11,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:11,197 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:11,197 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:11,206 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:11,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (498)] Ended with exit code 0 [2024-11-13 21:44:11,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:11,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:11,221 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:11,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:11,222 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:11,222 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:11,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:11,223 INFO L229 MonitoredProcess]: Starting monitored process 499 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:11,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (499)] Waiting until timeout for monitored process [2024-11-13 21:44:12,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:12,242 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:12,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:12,264 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:12,265 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:12,273 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:12,286 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (499)] Ended with exit code 0 [2024-11-13 21:44:12,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:12,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:12,296 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:12,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:12,296 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:12,296 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:12,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:12,298 INFO L229 MonitoredProcess]: Starting monitored process 500 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:12,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (500)] Waiting until timeout for monitored process [2024-11-13 21:44:13,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:13,320 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:13,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:13,343 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:13,344 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:13,352 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:13,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (500)] Ended with exit code 0 [2024-11-13 21:44:13,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:13,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:13,368 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:13,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:13,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:13,369 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:13,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:13,371 INFO L229 MonitoredProcess]: Starting monitored process 501 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:13,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (501)] Waiting until timeout for monitored process [2024-11-13 21:44:14,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:14,397 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:14,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:14,421 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:14,421 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:14,430 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:14,443 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (501)] Ended with exit code 0 [2024-11-13 21:44:14,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:14,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:14,446 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:14,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:14,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:14,446 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:14,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:14,447 INFO L229 MonitoredProcess]: Starting monitored process 502 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:14,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (502)] Waiting until timeout for monitored process [2024-11-13 21:44:15,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:15,475 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:15,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:15,499 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:15,499 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:15,508 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:15,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (502)] Ended with exit code 0 [2024-11-13 21:44:15,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:15,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:15,524 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:15,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:15,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:15,524 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:15,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:15,526 INFO L229 MonitoredProcess]: Starting monitored process 503 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:15,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (503)] Waiting until timeout for monitored process [2024-11-13 21:44:16,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:16,555 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:16,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:16,579 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:16,579 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:16,588 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:16,601 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (503)] Ended with exit code 0 [2024-11-13 21:44:16,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:16,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:16,603 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:16,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:16,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:16,604 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:16,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:16,605 INFO L229 MonitoredProcess]: Starting monitored process 504 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:16,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (504)] Waiting until timeout for monitored process [2024-11-13 21:44:17,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:17,636 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:17,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:17,658 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:17,659 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:17,668 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:17,682 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (504)] Ended with exit code 0 [2024-11-13 21:44:17,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:17,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:17,684 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:17,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:17,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:17,684 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:17,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:17,686 INFO L229 MonitoredProcess]: Starting monitored process 505 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:17,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (505)] Waiting until timeout for monitored process [2024-11-13 21:44:18,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:18,719 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:18,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:18,741 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:18,741 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:18,750 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:18,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (505)] Ended with exit code 0 [2024-11-13 21:44:18,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:18,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:18,765 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:18,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:18,765 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:18,765 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:18,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:18,769 INFO L229 MonitoredProcess]: Starting monitored process 506 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:18,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (506)] Waiting until timeout for monitored process [2024-11-13 21:44:19,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:19,828 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:19,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:19,851 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:19,852 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:19,860 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:19,875 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (506)] Ended with exit code 0 [2024-11-13 21:44:19,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:19,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:19,877 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:19,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:19,877 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:19,877 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:19,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:19,878 INFO L229 MonitoredProcess]: Starting monitored process 507 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:19,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (507)] Waiting until timeout for monitored process [2024-11-13 21:44:20,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:20,922 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:20,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:20,945 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:20,945 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:20,953 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:20,967 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (507)] Ended with exit code 0 [2024-11-13 21:44:20,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:20,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:20,969 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:20,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:20,970 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:20,970 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:20,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:20,972 INFO L229 MonitoredProcess]: Starting monitored process 508 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:20,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (508)] Waiting until timeout for monitored process [2024-11-13 21:44:22,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:22,035 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:22,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:22,059 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:22,059 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:22,068 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:22,082 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (508)] Ended with exit code 0 [2024-11-13 21:44:22,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:22,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:22,083 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:22,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:22,084 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:22,084 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:22,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:22,085 INFO L229 MonitoredProcess]: Starting monitored process 509 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:22,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (509)] Waiting until timeout for monitored process [2024-11-13 21:44:23,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:23,127 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:23,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:23,157 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:23,157 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:23,166 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:23,180 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (509)] Ended with exit code 0 [2024-11-13 21:44:23,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:23,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:23,182 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:23,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:23,182 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:23,183 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:23,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:23,184 INFO L229 MonitoredProcess]: Starting monitored process 510 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:23,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (510)] Waiting until timeout for monitored process [2024-11-13 21:44:24,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:24,224 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:24,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:24,248 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:24,249 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:24,258 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:24,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (510)] Ended with exit code 0 [2024-11-13 21:44:24,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:24,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:24,281 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:24,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:24,281 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:24,281 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:24,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:24,282 INFO L229 MonitoredProcess]: Starting monitored process 511 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:24,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (511)] Waiting until timeout for monitored process [2024-11-13 21:44:25,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:25,324 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:25,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:25,348 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:25,348 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:25,357 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:25,371 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (511)] Forceful destruction successful, exit code 0 [2024-11-13 21:44:25,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:25,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:25,373 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:25,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:25,373 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:25,374 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:25,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:25,378 INFO L229 MonitoredProcess]: Starting monitored process 512 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:25,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (512)] Waiting until timeout for monitored process [2024-11-13 21:44:26,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:26,433 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:26,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:26,455 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:26,456 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:26,464 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:26,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (512)] Ended with exit code 0 [2024-11-13 21:44:26,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:26,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:26,481 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:26,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:26,481 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:26,481 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:26,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:26,485 INFO L229 MonitoredProcess]: Starting monitored process 513 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:26,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (513)] Waiting until timeout for monitored process [2024-11-13 21:44:27,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:27,535 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:27,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:27,559 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:27,560 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:27,568 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:27,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (513)] Ended with exit code 0 [2024-11-13 21:44:27,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:27,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:27,585 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:27,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:27,585 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:27,585 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:27,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:27,587 INFO L229 MonitoredProcess]: Starting monitored process 514 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:27,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (514)] Waiting until timeout for monitored process [2024-11-13 21:44:28,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:28,640 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:28,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:28,667 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:28,668 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:28,680 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:28,696 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (514)] Ended with exit code 0 [2024-11-13 21:44:28,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:28,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:28,697 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:28,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:28,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:28,697 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:28,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:28,699 INFO L229 MonitoredProcess]: Starting monitored process 515 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:28,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (515)] Waiting until timeout for monitored process [2024-11-13 21:44:29,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:29,786 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:29,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:29,807 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:29,808 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:29,817 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:29,837 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (515)] Ended with exit code 0 [2024-11-13 21:44:29,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:29,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:29,840 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:29,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:29,840 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:29,840 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:29,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:29,843 INFO L229 MonitoredProcess]: Starting monitored process 516 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:29,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (516)] Waiting until timeout for monitored process [2024-11-13 21:44:30,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:30,899 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:30,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:30,922 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:30,923 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:30,931 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:30,946 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (516)] Ended with exit code 0 [2024-11-13 21:44:30,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:30,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:30,948 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:30,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:30,948 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:30,948 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:30,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:30,950 INFO L229 MonitoredProcess]: Starting monitored process 517 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:30,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (517)] Waiting until timeout for monitored process [2024-11-13 21:44:32,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:32,008 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:32,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:32,029 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:32,030 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:32,038 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:32,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (517)] Ended with exit code 0 [2024-11-13 21:44:32,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:32,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:32,055 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:32,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:32,055 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:32,055 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:32,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:32,056 INFO L229 MonitoredProcess]: Starting monitored process 518 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:32,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (518)] Waiting until timeout for monitored process [2024-11-13 21:44:33,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:33,124 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:33,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:33,148 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:33,149 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:33,157 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:33,171 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (518)] Ended with exit code 0 [2024-11-13 21:44:33,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:33,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:33,173 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:33,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:33,173 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:33,174 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:33,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:33,175 INFO L229 MonitoredProcess]: Starting monitored process 519 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:33,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (519)] Waiting until timeout for monitored process [2024-11-13 21:44:34,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:34,241 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:34,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:34,263 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:34,263 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:34,272 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:34,286 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (519)] Forceful destruction successful, exit code 0 [2024-11-13 21:44:34,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:34,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:34,289 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:34,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:34,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:34,289 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:34,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:34,290 INFO L229 MonitoredProcess]: Starting monitored process 520 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:34,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (520)] Waiting until timeout for monitored process [2024-11-13 21:44:35,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:35,355 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:35,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:35,379 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:35,380 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:35,388 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:35,403 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (520)] Ended with exit code 0 [2024-11-13 21:44:35,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:35,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:35,405 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:35,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:35,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:35,405 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:35,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:35,407 INFO L229 MonitoredProcess]: Starting monitored process 521 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:35,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (521)] Waiting until timeout for monitored process [2024-11-13 21:44:36,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:36,475 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:36,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:36,499 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:36,499 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:36,508 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:36,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (521)] Ended with exit code 0 [2024-11-13 21:44:36,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:36,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:36,523 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:36,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:36,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:36,523 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:36,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:36,525 INFO L229 MonitoredProcess]: Starting monitored process 522 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:36,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (522)] Waiting until timeout for monitored process [2024-11-13 21:44:37,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:37,589 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:37,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:37,619 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:37,619 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:37,628 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:37,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (522)] Ended with exit code 0 [2024-11-13 21:44:37,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:37,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:37,644 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:37,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:37,644 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:37,644 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:37,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:37,646 INFO L229 MonitoredProcess]: Starting monitored process 523 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:37,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (523)] Waiting until timeout for monitored process [2024-11-13 21:44:38,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:38,713 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:38,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:38,737 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:38,737 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:38,752 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:38,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (523)] Ended with exit code 0 [2024-11-13 21:44:38,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:38,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:38,768 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:38,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:38,769 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:38,769 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:38,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:38,770 INFO L229 MonitoredProcess]: Starting monitored process 524 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:38,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (524)] Waiting until timeout for monitored process [2024-11-13 21:44:39,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:39,880 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:39,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:39,904 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:39,904 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:39,913 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:39,928 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (524)] Ended with exit code 0 [2024-11-13 21:44:39,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:39,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:39,930 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:39,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:39,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:39,930 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:39,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:39,932 INFO L229 MonitoredProcess]: Starting monitored process 525 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:39,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (525)] Waiting until timeout for monitored process [2024-11-13 21:44:41,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:41,006 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:41,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:41,030 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:41,030 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:41,039 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:41,053 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (525)] Forceful destruction successful, exit code 0 [2024-11-13 21:44:41,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:41,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:41,055 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:41,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:41,056 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:41,056 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:41,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:41,057 INFO L229 MonitoredProcess]: Starting monitored process 526 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:41,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (526)] Waiting until timeout for monitored process [2024-11-13 21:44:42,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:42,127 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:42,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:42,150 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:42,151 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:42,159 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:42,174 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (526)] Ended with exit code 0 [2024-11-13 21:44:42,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:42,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:42,176 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:42,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:42,176 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:42,176 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:42,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:42,177 INFO L229 MonitoredProcess]: Starting monitored process 527 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:42,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (527)] Waiting until timeout for monitored process [2024-11-13 21:44:43,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:43,253 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:43,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:43,275 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:43,276 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:43,284 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:43,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (527)] Ended with exit code 0 [2024-11-13 21:44:43,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:43,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:43,301 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:43,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:43,301 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:43,301 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:43,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:43,305 INFO L229 MonitoredProcess]: Starting monitored process 528 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:43,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (528)] Waiting until timeout for monitored process [2024-11-13 21:44:44,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:44,387 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:44,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:44,410 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:44,411 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:44,420 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:44,435 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (528)] Ended with exit code 0 [2024-11-13 21:44:44,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:44,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:44,436 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:44,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:44,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:44,437 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:44,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:44,438 INFO L229 MonitoredProcess]: Starting monitored process 529 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:44,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (529)] Waiting until timeout for monitored process [2024-11-13 21:44:45,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:45,518 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:45,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:45,542 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:45,542 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:45,551 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:45,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (529)] Ended with exit code 0 [2024-11-13 21:44:45,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:45,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:45,568 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:45,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:45,568 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:45,568 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:45,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:45,570 INFO L229 MonitoredProcess]: Starting monitored process 530 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:45,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (530)] Waiting until timeout for monitored process [2024-11-13 21:44:46,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:46,650 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:46,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:46,673 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:46,673 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:46,682 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:46,696 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (530)] Ended with exit code 0 [2024-11-13 21:44:46,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:46,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:46,698 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:46,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:46,698 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:46,698 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:46,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:46,700 INFO L229 MonitoredProcess]: Starting monitored process 531 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:46,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (531)] Waiting until timeout for monitored process [2024-11-13 21:44:47,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:47,819 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:47,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:47,843 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:47,843 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:47,852 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:47,867 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (531)] Ended with exit code 0 [2024-11-13 21:44:47,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:47,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:47,868 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:47,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:47,868 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:47,868 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:47,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:47,870 INFO L229 MonitoredProcess]: Starting monitored process 532 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:47,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (532)] Waiting until timeout for monitored process [2024-11-13 21:44:49,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:49,119 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:49,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:49,147 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:49,148 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:49,161 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:49,180 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (532)] Ended with exit code 0 [2024-11-13 21:44:49,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:49,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:49,183 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:49,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:49,183 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:49,183 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:49,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:49,186 INFO L229 MonitoredProcess]: Starting monitored process 533 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:49,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (533)] Waiting until timeout for monitored process [2024-11-13 21:44:50,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:50,354 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:50,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:50,378 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:50,378 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:50,387 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:50,403 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (533)] Ended with exit code 0 [2024-11-13 21:44:50,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:50,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:50,405 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:50,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:50,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:50,405 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:50,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:50,407 INFO L229 MonitoredProcess]: Starting monitored process 534 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:50,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (534)] Waiting until timeout for monitored process [2024-11-13 21:44:51,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:51,510 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:51,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:51,533 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:51,533 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:51,543 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:51,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (534)] Ended with exit code 0 [2024-11-13 21:44:51,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:51,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:51,560 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:51,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:51,560 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:51,560 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:51,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:51,562 INFO L229 MonitoredProcess]: Starting monitored process 535 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:51,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (535)] Waiting until timeout for monitored process [2024-11-13 21:44:52,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:52,684 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:52,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:52,709 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:52,710 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:52,719 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:52,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (535)] Ended with exit code 0 [2024-11-13 21:44:52,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:52,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:52,738 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:52,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:52,738 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:52,738 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:52,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:52,740 INFO L229 MonitoredProcess]: Starting monitored process 536 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:52,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (536)] Waiting until timeout for monitored process [2024-11-13 21:44:53,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:53,850 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:53,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:53,874 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:53,875 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:53,889 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:53,903 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (536)] Ended with exit code 0 [2024-11-13 21:44:53,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:53,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:53,906 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:53,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:53,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:53,906 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:53,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:53,907 INFO L229 MonitoredProcess]: Starting monitored process 537 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:53,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (537)] Waiting until timeout for monitored process [2024-11-13 21:44:55,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:55,017 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:55,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:55,040 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:55,041 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:55,050 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:55,065 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (537)] Ended with exit code 0 [2024-11-13 21:44:55,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:55,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:55,067 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:55,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:55,067 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:55,067 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:55,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:55,069 INFO L229 MonitoredProcess]: Starting monitored process 538 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:55,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (538)] Waiting until timeout for monitored process [2024-11-13 21:44:56,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:56,180 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:56,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:56,205 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:56,206 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:56,216 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:56,237 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (538)] Ended with exit code 0 [2024-11-13 21:44:56,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:56,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:56,239 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:56,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:56,239 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:56,239 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:56,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:56,243 INFO L229 MonitoredProcess]: Starting monitored process 539 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:56,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (539)] Waiting until timeout for monitored process [2024-11-13 21:44:57,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:57,375 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:57,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:57,399 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:57,399 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:57,412 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:57,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (539)] Ended with exit code 0 [2024-11-13 21:44:57,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:57,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:57,435 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:57,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:57,435 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:57,435 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:57,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:57,439 INFO L229 MonitoredProcess]: Starting monitored process 540 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:57,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (540)] Waiting until timeout for monitored process [2024-11-13 21:44:58,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:58,614 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:58,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:58,639 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:58,640 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:58,649 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:58,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (540)] Forceful destruction successful, exit code 0 [2024-11-13 21:44:58,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:58,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:58,668 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:58,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:58,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:58,668 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:58,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:58,670 INFO L229 MonitoredProcess]: Starting monitored process 541 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:58,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (541)] Waiting until timeout for monitored process [2024-11-13 21:44:59,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:59,848 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:59,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:59,880 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:59,880 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:59,890 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:44:59,907 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (541)] Ended with exit code 0 [2024-11-13 21:44:59,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:59,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:44:59,908 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:44:59,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:44:59,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:59,909 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:59,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:59,910 INFO L229 MonitoredProcess]: Starting monitored process 542 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:59,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (542)] Waiting until timeout for monitored process [2024-11-13 21:45:01,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:01,031 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:01,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:01,061 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:01,062 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:01,071 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:01,087 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (542)] Ended with exit code 0 [2024-11-13 21:45:01,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:01,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:01,089 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:01,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:01,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:01,089 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:01,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:01,091 INFO L229 MonitoredProcess]: Starting monitored process 543 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:01,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (543)] Waiting until timeout for monitored process [2024-11-13 21:45:02,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:02,201 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:02,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:02,225 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:02,226 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:02,241 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:02,257 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (543)] Forceful destruction successful, exit code 0 [2024-11-13 21:45:02,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:02,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:02,260 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:02,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:02,260 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:02,260 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:02,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:02,262 INFO L229 MonitoredProcess]: Starting monitored process 544 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:02,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (544)] Waiting until timeout for monitored process [2024-11-13 21:45:03,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:03,379 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:03,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:03,403 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:03,404 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:03,413 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:03,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (544)] Ended with exit code 0 [2024-11-13 21:45:03,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:03,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:03,439 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:03,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:03,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:03,439 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:03,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:03,440 INFO L229 MonitoredProcess]: Starting monitored process 545 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:03,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (545)] Waiting until timeout for monitored process [2024-11-13 21:45:04,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:04,568 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:04,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:04,592 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:04,593 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:04,603 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:04,618 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (545)] Ended with exit code 0 [2024-11-13 21:45:04,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:04,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:04,620 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:04,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:04,621 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:04,621 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:04,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:04,622 INFO L229 MonitoredProcess]: Starting monitored process 546 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:04,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (546)] Waiting until timeout for monitored process [2024-11-13 21:45:05,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:05,759 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:05,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:05,781 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:05,782 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:05,792 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:05,808 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (546)] Ended with exit code 0 [2024-11-13 21:45:05,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:05,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:05,810 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:05,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:05,810 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:05,811 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:05,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:05,812 INFO L229 MonitoredProcess]: Starting monitored process 547 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:05,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (547)] Waiting until timeout for monitored process [2024-11-13 21:45:06,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:06,946 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:06,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:06,970 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:06,970 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:06,979 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:06,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (547)] Ended with exit code 0 [2024-11-13 21:45:06,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:06,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:06,997 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:06,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:06,998 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:06,998 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:06,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:06,999 INFO L229 MonitoredProcess]: Starting monitored process 548 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:07,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (548)] Waiting until timeout for monitored process [2024-11-13 21:45:08,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:08,120 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:08,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:08,142 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:08,142 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:08,151 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:08,166 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (548)] Ended with exit code 0 [2024-11-13 21:45:08,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:08,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:08,168 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:08,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:08,168 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:08,168 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:08,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:08,170 INFO L229 MonitoredProcess]: Starting monitored process 549 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:08,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (549)] Waiting until timeout for monitored process [2024-11-13 21:45:09,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:09,293 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:09,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:09,316 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:09,317 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:09,326 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:09,340 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (549)] Ended with exit code 0 [2024-11-13 21:45:09,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:09,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:09,343 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:09,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:09,343 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:09,343 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:09,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:09,345 INFO L229 MonitoredProcess]: Starting monitored process 550 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:09,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (550)] Waiting until timeout for monitored process [2024-11-13 21:45:10,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:10,505 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:10,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:10,528 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:10,529 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:10,539 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:10,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (550)] Ended with exit code 0 [2024-11-13 21:45:10,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:10,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:10,557 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:10,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:10,558 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:10,558 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:10,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:10,559 INFO L229 MonitoredProcess]: Starting monitored process 551 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:10,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (551)] Waiting until timeout for monitored process [2024-11-13 21:45:11,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:11,696 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:11,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:11,719 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:11,719 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:11,729 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:11,744 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (551)] Ended with exit code 0 [2024-11-13 21:45:11,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:11,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:11,747 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:11,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:11,747 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:11,747 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:11,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:11,749 INFO L229 MonitoredProcess]: Starting monitored process 552 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:11,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (552)] Waiting until timeout for monitored process [2024-11-13 21:45:12,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:12,887 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:12,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:12,912 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:12,912 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:12,921 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:12,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (552)] Ended with exit code 0 [2024-11-13 21:45:12,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:12,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:12,939 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:12,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:12,939 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:12,939 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:12,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:12,940 INFO L229 MonitoredProcess]: Starting monitored process 553 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:12,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (553)] Waiting until timeout for monitored process [2024-11-13 21:45:14,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:14,086 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:14,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:14,110 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:14,111 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:14,120 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:14,136 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (553)] Ended with exit code 0 [2024-11-13 21:45:14,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:14,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:14,139 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:14,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:14,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:14,139 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:14,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:14,141 INFO L229 MonitoredProcess]: Starting monitored process 554 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:14,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (554)] Waiting until timeout for monitored process [2024-11-13 21:45:15,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:15,270 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:15,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:15,293 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:15,293 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:15,302 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:15,316 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (554)] Ended with exit code 0 [2024-11-13 21:45:15,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:15,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:15,318 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:15,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:15,318 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:15,318 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:15,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:15,320 INFO L229 MonitoredProcess]: Starting monitored process 555 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:15,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (555)] Waiting until timeout for monitored process [2024-11-13 21:45:16,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:16,465 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:16,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:16,490 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:16,491 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:16,501 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:16,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (555)] Ended with exit code 0 [2024-11-13 21:45:16,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:16,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:16,520 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:16,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:16,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:16,520 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:16,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:16,522 INFO L229 MonitoredProcess]: Starting monitored process 556 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:16,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (556)] Waiting until timeout for monitored process [2024-11-13 21:45:17,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:17,685 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:17,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:17,708 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:17,709 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:17,718 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:17,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (556)] Ended with exit code 0 [2024-11-13 21:45:17,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:17,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:17,737 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:17,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:17,737 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:17,737 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:17,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:17,739 INFO L229 MonitoredProcess]: Starting monitored process 557 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:17,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (557)] Waiting until timeout for monitored process [2024-11-13 21:45:18,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:18,912 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:18,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:18,934 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:18,934 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:18,944 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:18,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (557)] Ended with exit code 0 [2024-11-13 21:45:18,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:18,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:18,962 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:18,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:18,963 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:18,963 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:18,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:18,964 INFO L229 MonitoredProcess]: Starting monitored process 558 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:18,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (558)] Waiting until timeout for monitored process [2024-11-13 21:45:20,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:20,188 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:20,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:20,212 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:20,212 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:20,222 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:20,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (558)] Ended with exit code 0 [2024-11-13 21:45:20,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:20,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:20,241 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:20,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:20,241 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:20,241 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:20,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:20,243 INFO L229 MonitoredProcess]: Starting monitored process 559 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:20,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (559)] Waiting until timeout for monitored process [2024-11-13 21:45:21,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:21,402 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:21,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:21,425 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:21,426 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:21,435 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:21,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (559)] Ended with exit code 0 [2024-11-13 21:45:21,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:21,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:21,454 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:21,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:21,454 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:21,454 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:21,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:21,456 INFO L229 MonitoredProcess]: Starting monitored process 560 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:21,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (560)] Waiting until timeout for monitored process [2024-11-13 21:45:22,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:22,621 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:22,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:22,645 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:22,646 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:22,655 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:22,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (560)] Ended with exit code 0 [2024-11-13 21:45:22,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:22,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:22,674 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:22,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:22,674 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:22,674 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:22,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:22,676 INFO L229 MonitoredProcess]: Starting monitored process 561 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:22,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (561)] Waiting until timeout for monitored process [2024-11-13 21:45:23,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:23,833 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:23,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:23,855 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:23,856 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:23,865 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:23,880 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (561)] Ended with exit code 0 [2024-11-13 21:45:23,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:23,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:23,883 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:23,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:23,883 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:23,883 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:23,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:23,884 INFO L229 MonitoredProcess]: Starting monitored process 562 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:23,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (562)] Waiting until timeout for monitored process [2024-11-13 21:45:25,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:25,042 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:25,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:25,067 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:25,068 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:25,077 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:25,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (562)] Ended with exit code 0 [2024-11-13 21:45:25,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:25,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:25,096 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:25,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:25,096 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:25,096 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:25,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:25,098 INFO L229 MonitoredProcess]: Starting monitored process 563 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:25,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (563)] Waiting until timeout for monitored process [2024-11-13 21:45:26,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:26,256 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:26,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:26,282 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:26,282 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:26,292 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:26,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (563)] Ended with exit code 0 [2024-11-13 21:45:26,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:26,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:26,311 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:26,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:26,312 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:26,312 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:26,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:26,313 INFO L229 MonitoredProcess]: Starting monitored process 564 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:26,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (564)] Waiting until timeout for monitored process [2024-11-13 21:45:27,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:27,480 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:27,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:27,503 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:27,504 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:27,513 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:27,529 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (564)] Ended with exit code 0 [2024-11-13 21:45:27,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:27,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:27,532 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:27,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:27,532 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:27,532 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:27,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:27,534 INFO L229 MonitoredProcess]: Starting monitored process 565 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:27,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (565)] Waiting until timeout for monitored process [2024-11-13 21:45:28,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:28,701 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:28,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:28,725 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:28,725 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:28,734 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:28,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (565)] Ended with exit code 0 [2024-11-13 21:45:28,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:28,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:28,753 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:28,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:28,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:28,753 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:28,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:28,755 INFO L229 MonitoredProcess]: Starting monitored process 566 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:28,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (566)] Waiting until timeout for monitored process [2024-11-13 21:45:29,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:29,983 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:30,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:30,006 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:30,007 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:30,016 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:30,033 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (566)] Ended with exit code 0 [2024-11-13 21:45:30,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:30,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:30,036 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:30,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:30,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:30,036 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:30,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:30,038 INFO L229 MonitoredProcess]: Starting monitored process 567 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:30,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (567)] Waiting until timeout for monitored process [2024-11-13 21:45:31,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:31,197 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:31,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:31,219 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:31,220 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:31,229 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:31,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (567)] Ended with exit code 0 [2024-11-13 21:45:31,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:31,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:31,247 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:31,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:31,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:31,248 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:31,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:31,249 INFO L229 MonitoredProcess]: Starting monitored process 568 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:31,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (568)] Waiting until timeout for monitored process [2024-11-13 21:45:32,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:32,412 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:32,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:32,435 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:32,435 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:32,444 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:32,460 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (568)] Ended with exit code 0 [2024-11-13 21:45:32,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:32,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:32,462 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:32,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:32,462 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:32,462 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:32,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:32,464 INFO L229 MonitoredProcess]: Starting monitored process 569 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:32,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (569)] Waiting until timeout for monitored process [2024-11-13 21:45:33,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:33,627 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:33,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:33,650 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:33,651 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:33,660 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:33,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (569)] Ended with exit code 0 [2024-11-13 21:45:33,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:33,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:33,678 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:33,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:33,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:33,678 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:33,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:33,680 INFO L229 MonitoredProcess]: Starting monitored process 570 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:33,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (570)] Waiting until timeout for monitored process [2024-11-13 21:45:34,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:34,845 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:34,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:34,867 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:34,868 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:34,876 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:34,893 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (570)] Forceful destruction successful, exit code 0 [2024-11-13 21:45:34,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:34,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:34,894 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:34,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:34,895 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:34,895 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:34,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:34,896 INFO L229 MonitoredProcess]: Starting monitored process 571 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:34,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (571)] Waiting until timeout for monitored process [2024-11-13 21:45:36,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:36,120 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:36,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:36,146 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:36,147 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:36,156 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:36,172 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (571)] Ended with exit code 0 [2024-11-13 21:45:36,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:36,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:36,175 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:36,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:36,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:36,175 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:36,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:36,177 INFO L229 MonitoredProcess]: Starting monitored process 572 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:36,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (572)] Waiting until timeout for monitored process [2024-11-13 21:45:37,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:37,552 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:37,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:37,581 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:37,581 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:37,592 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:37,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (572)] Ended with exit code 0 [2024-11-13 21:45:37,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:37,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:37,617 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:37,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:37,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:37,617 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:37,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:37,620 INFO L229 MonitoredProcess]: Starting monitored process 573 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:37,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (573)] Waiting until timeout for monitored process [2024-11-13 21:45:38,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:38,805 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:38,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:38,828 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:38,828 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:38,837 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:38,854 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (573)] Ended with exit code 0 [2024-11-13 21:45:38,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:38,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:38,856 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:38,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:38,856 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:38,856 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:38,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:38,858 INFO L229 MonitoredProcess]: Starting monitored process 574 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:38,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (574)] Waiting until timeout for monitored process [2024-11-13 21:45:40,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:40,110 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:40,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:40,133 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:40,134 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:40,144 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:40,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (574)] Forceful destruction successful, exit code 0 [2024-11-13 21:45:40,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:40,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:40,170 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:40,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:40,170 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:40,170 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:40,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:40,173 INFO L229 MonitoredProcess]: Starting monitored process 575 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:40,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (575)] Waiting until timeout for monitored process [2024-11-13 21:45:41,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:41,373 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:41,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:41,397 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:41,397 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:41,407 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:41,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (575)] Forceful destruction successful, exit code 0 [2024-11-13 21:45:41,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:41,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:41,426 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:41,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:41,426 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:41,426 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:41,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:41,428 INFO L229 MonitoredProcess]: Starting monitored process 576 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:41,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (576)] Waiting until timeout for monitored process [2024-11-13 21:45:42,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:42,609 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:42,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:42,632 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:42,632 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:42,641 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:42,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (576)] Ended with exit code 0 [2024-11-13 21:45:42,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:42,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:42,662 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:42,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:42,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:42,662 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:42,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:42,665 INFO L229 MonitoredProcess]: Starting monitored process 577 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:42,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (577)] Waiting until timeout for monitored process [2024-11-13 21:45:43,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:43,857 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:43,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:43,882 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:43,882 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:43,892 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:43,909 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (577)] Ended with exit code 0 [2024-11-13 21:45:43,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:43,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:43,911 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:43,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:43,912 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:43,912 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:43,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:43,913 INFO L229 MonitoredProcess]: Starting monitored process 578 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:43,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (578)] Waiting until timeout for monitored process [2024-11-13 21:45:45,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:45,116 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:45,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:45,138 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:45,139 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:45,148 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:45,165 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (578)] Ended with exit code 0 [2024-11-13 21:45:45,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:45,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:45,168 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:45,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:45,168 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:45,168 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:45,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:45,170 INFO L229 MonitoredProcess]: Starting monitored process 579 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:45,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (579)] Waiting until timeout for monitored process [2024-11-13 21:45:46,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:46,350 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:46,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:46,373 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:46,374 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:46,383 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:46,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (579)] Ended with exit code 0 [2024-11-13 21:45:46,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:46,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:46,401 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:46,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:46,401 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:46,401 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:46,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:46,403 INFO L229 MonitoredProcess]: Starting monitored process 580 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:46,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (580)] Waiting until timeout for monitored process [2024-11-13 21:45:47,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:47,591 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:47,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:47,613 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:47,613 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:47,623 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:47,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (580)] Forceful destruction successful, exit code 0 [2024-11-13 21:45:47,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:47,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:47,643 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:47,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:47,643 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:47,643 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:47,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:47,645 INFO L229 MonitoredProcess]: Starting monitored process 581 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:47,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (581)] Waiting until timeout for monitored process [2024-11-13 21:45:48,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:48,842 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:48,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:48,865 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:48,866 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:48,875 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:48,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (581)] Ended with exit code 0 [2024-11-13 21:45:48,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:48,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:48,894 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:48,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:48,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:48,894 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:48,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:48,896 INFO L229 MonitoredProcess]: Starting monitored process 582 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:48,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (582)] Waiting until timeout for monitored process [2024-11-13 21:45:50,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:50,119 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:50,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:50,140 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:50,141 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:50,149 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:50,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (582)] Ended with exit code 0 [2024-11-13 21:45:50,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:50,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:50,166 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:50,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:50,166 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:50,166 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:50,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:50,168 INFO L229 MonitoredProcess]: Starting monitored process 583 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:50,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (583)] Waiting until timeout for monitored process [2024-11-13 21:45:51,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:51,362 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:51,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:51,387 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:51,387 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:51,397 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:51,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (583)] Forceful destruction successful, exit code 0 [2024-11-13 21:45:51,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:51,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:51,417 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:51,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:51,417 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:51,417 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:51,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:51,419 INFO L229 MonitoredProcess]: Starting monitored process 584 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:51,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (584)] Waiting until timeout for monitored process [2024-11-13 21:45:52,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:52,637 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:52,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:52,662 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:52,663 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:52,672 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:52,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (584)] Ended with exit code 0 [2024-11-13 21:45:52,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:52,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:52,693 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:52,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:52,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:52,693 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:52,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:52,695 INFO L229 MonitoredProcess]: Starting monitored process 585 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:52,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (585)] Waiting until timeout for monitored process [2024-11-13 21:45:53,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:53,900 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:53,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:53,924 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:53,924 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:53,932 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:53,950 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (585)] Forceful destruction successful, exit code 0 [2024-11-13 21:45:53,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:53,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:53,953 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:53,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:53,953 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:53,953 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:53,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:53,955 INFO L229 MonitoredProcess]: Starting monitored process 586 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:53,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (586)] Waiting until timeout for monitored process [2024-11-13 21:45:55,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:55,303 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:55,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:55,337 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:55,338 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:55,354 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:55,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (586)] Ended with exit code 0 [2024-11-13 21:45:55,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:55,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:55,379 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:55,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:55,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:55,379 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:55,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:55,382 INFO L229 MonitoredProcess]: Starting monitored process 587 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:55,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (587)] Waiting until timeout for monitored process [2024-11-13 21:45:56,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:56,657 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:56,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:56,683 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:56,683 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:56,693 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:56,711 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (587)] Ended with exit code 0 [2024-11-13 21:45:56,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:56,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:56,713 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:56,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:56,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:56,714 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:56,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:56,715 INFO L229 MonitoredProcess]: Starting monitored process 588 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:56,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (588)] Waiting until timeout for monitored process [2024-11-13 21:45:57,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:57,950 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:57,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:57,974 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:57,975 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:57,985 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:58,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (588)] Ended with exit code 0 [2024-11-13 21:45:58,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:58,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:58,005 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:58,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:58,005 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:58,005 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:58,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:58,007 INFO L229 MonitoredProcess]: Starting monitored process 589 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:58,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (589)] Waiting until timeout for monitored process [2024-11-13 21:45:59,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:59,232 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:59,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:59,256 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:45:59,257 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:59,266 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:45:59,284 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (589)] Ended with exit code 0 [2024-11-13 21:45:59,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:59,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:45:59,286 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:45:59,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:45:59,286 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:59,286 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:59,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:59,288 INFO L229 MonitoredProcess]: Starting monitored process 590 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:59,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (590)] Waiting until timeout for monitored process [2024-11-13 21:46:00,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:00,542 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:00,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:00,565 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:00,566 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:00,574 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:00,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (590)] Ended with exit code 0 [2024-11-13 21:46:00,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:00,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:00,591 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:00,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:00,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:00,591 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:00,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:00,593 INFO L229 MonitoredProcess]: Starting monitored process 591 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:00,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (591)] Waiting until timeout for monitored process [2024-11-13 21:46:01,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:01,796 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:01,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:01,820 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:01,820 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:01,830 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:01,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (591)] Ended with exit code 0 [2024-11-13 21:46:01,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:01,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:01,848 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:01,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:01,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:01,849 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:01,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:01,850 INFO L229 MonitoredProcess]: Starting monitored process 592 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:01,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (592)] Waiting until timeout for monitored process [2024-11-13 21:46:03,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:03,059 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:03,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:03,082 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:03,083 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:03,091 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:03,108 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (592)] Ended with exit code 0 [2024-11-13 21:46:03,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:03,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:03,118 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:03,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:03,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:03,118 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:03,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:03,120 INFO L229 MonitoredProcess]: Starting monitored process 593 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:03,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (593)] Waiting until timeout for monitored process [2024-11-13 21:46:04,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:04,327 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:04,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:04,349 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:04,349 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:04,364 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:04,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (593)] Ended with exit code 0 [2024-11-13 21:46:04,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:04,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:04,382 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:04,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:04,382 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:04,382 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:04,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:04,384 INFO L229 MonitoredProcess]: Starting monitored process 594 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:04,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (594)] Waiting until timeout for monitored process [2024-11-13 21:46:05,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:05,608 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:05,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:05,634 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:05,634 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:05,650 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:05,666 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (594)] Ended with exit code 0 [2024-11-13 21:46:05,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:05,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:05,668 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:05,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:05,669 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:05,669 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:05,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:05,670 INFO L229 MonitoredProcess]: Starting monitored process 595 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:05,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (595)] Waiting until timeout for monitored process [2024-11-13 21:46:06,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:06,887 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:06,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:06,922 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:06,922 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:06,931 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:06,948 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (595)] Ended with exit code 0 [2024-11-13 21:46:06,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:06,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:06,951 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:06,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:06,951 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:06,951 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:06,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:06,953 INFO L229 MonitoredProcess]: Starting monitored process 596 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:06,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (596)] Waiting until timeout for monitored process [2024-11-13 21:46:08,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:08,164 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:08,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:08,198 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:08,199 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:08,211 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:08,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (596)] Ended with exit code 0 [2024-11-13 21:46:08,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:08,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:08,234 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:08,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:08,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:08,234 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:08,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:08,238 INFO L229 MonitoredProcess]: Starting monitored process 597 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:08,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (597)] Waiting until timeout for monitored process [2024-11-13 21:46:09,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:09,499 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:09,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:09,533 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:09,533 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:09,543 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:09,560 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (597)] Ended with exit code 0 [2024-11-13 21:46:09,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:09,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:09,562 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:09,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:09,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:09,562 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:09,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:09,564 INFO L229 MonitoredProcess]: Starting monitored process 598 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:09,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (598)] Waiting until timeout for monitored process [2024-11-13 21:46:10,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:10,833 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:10,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:10,860 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:10,861 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:10,869 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:10,885 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (598)] Ended with exit code 0 [2024-11-13 21:46:10,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:10,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:10,887 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:10,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:10,887 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:10,887 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:10,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:10,889 INFO L229 MonitoredProcess]: Starting monitored process 599 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:10,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (599)] Waiting until timeout for monitored process [2024-11-13 21:46:12,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:12,104 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:12,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:12,127 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:12,128 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:12,136 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:12,152 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (599)] Ended with exit code 0 [2024-11-13 21:46:12,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:12,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:12,153 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:12,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:12,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:12,153 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:12,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:12,155 INFO L229 MonitoredProcess]: Starting monitored process 600 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:12,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (600)] Waiting until timeout for monitored process [2024-11-13 21:46:13,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:13,372 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:13,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:13,396 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:13,396 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:13,405 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:13,423 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (600)] Ended with exit code 0 [2024-11-13 21:46:13,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:13,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:13,424 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:13,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:13,424 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:13,424 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:13,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:13,426 INFO L229 MonitoredProcess]: Starting monitored process 601 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:13,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (601)] Waiting until timeout for monitored process [2024-11-13 21:46:14,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:14,648 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:14,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:14,670 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:14,671 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:14,679 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:14,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (601)] Ended with exit code 0 [2024-11-13 21:46:14,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:14,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:14,701 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:14,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:14,701 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:14,701 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:14,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:14,702 INFO L229 MonitoredProcess]: Starting monitored process 602 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:14,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (602)] Waiting until timeout for monitored process [2024-11-13 21:46:15,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:15,926 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:15,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:15,950 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:15,950 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:15,959 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:15,976 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (602)] Ended with exit code 0 [2024-11-13 21:46:15,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:15,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:15,977 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:15,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:15,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:15,978 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:15,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:15,979 INFO L229 MonitoredProcess]: Starting monitored process 603 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:15,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (603)] Waiting until timeout for monitored process [2024-11-13 21:46:17,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:17,201 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:17,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:17,224 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:17,224 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:17,233 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:17,250 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (603)] Forceful destruction successful, exit code 0 [2024-11-13 21:46:17,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:17,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:17,252 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:17,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:17,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:17,253 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:17,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:17,254 INFO L229 MonitoredProcess]: Starting monitored process 604 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:17,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (604)] Waiting until timeout for monitored process [2024-11-13 21:46:18,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:18,479 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:18,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:18,502 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:18,503 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:18,511 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:18,528 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (604)] Ended with exit code 0 [2024-11-13 21:46:18,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:18,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:18,530 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:18,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:18,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:18,530 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:18,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:18,532 INFO L229 MonitoredProcess]: Starting monitored process 605 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:18,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (605)] Waiting until timeout for monitored process [2024-11-13 21:46:19,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:19,791 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:19,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:19,816 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:19,816 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:19,825 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:19,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (605)] Ended with exit code 0 [2024-11-13 21:46:19,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:19,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:19,843 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:19,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:19,843 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:19,843 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:19,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:19,845 INFO L229 MonitoredProcess]: Starting monitored process 606 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:19,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (606)] Waiting until timeout for monitored process [2024-11-13 21:46:21,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:21,075 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:21,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:21,099 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:21,099 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:21,107 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:21,123 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (606)] Ended with exit code 0 [2024-11-13 21:46:21,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:21,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:21,125 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:21,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:21,125 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:21,125 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:21,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:21,126 INFO L229 MonitoredProcess]: Starting monitored process 607 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:21,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (607)] Waiting until timeout for monitored process [2024-11-13 21:46:22,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:22,364 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:22,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:22,390 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:22,391 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:22,401 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:22,419 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (607)] Ended with exit code 0 [2024-11-13 21:46:22,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:22,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:22,421 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:22,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:22,421 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:22,422 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:22,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:22,423 INFO L229 MonitoredProcess]: Starting monitored process 608 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:22,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (608)] Waiting until timeout for monitored process [2024-11-13 21:46:23,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:23,678 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:23,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:23,703 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:23,703 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:23,712 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:23,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (608)] Ended with exit code 0 [2024-11-13 21:46:23,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:23,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:23,732 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:23,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:23,732 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:23,732 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:23,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:23,734 INFO L229 MonitoredProcess]: Starting monitored process 609 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:23,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (609)] Waiting until timeout for monitored process [2024-11-13 21:46:24,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:24,975 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:24,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:25,000 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:25,000 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:25,009 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:25,026 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (609)] Ended with exit code 0 [2024-11-13 21:46:25,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:25,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:25,028 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:25,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:25,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:25,028 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:25,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:25,030 INFO L229 MonitoredProcess]: Starting monitored process 610 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:25,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (610)] Waiting until timeout for monitored process [2024-11-13 21:46:26,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:26,267 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:26,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:26,290 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:26,291 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:26,299 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:26,316 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (610)] Ended with exit code 0 [2024-11-13 21:46:26,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:26,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:26,318 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:26,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:26,318 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:26,318 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:26,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:26,320 INFO L229 MonitoredProcess]: Starting monitored process 611 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:26,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (611)] Waiting until timeout for monitored process [2024-11-13 21:46:27,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:27,576 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:27,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:27,602 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:27,602 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:27,612 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:27,630 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (611)] Ended with exit code 0 [2024-11-13 21:46:27,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:27,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:27,632 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:27,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:27,632 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:27,632 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:27,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:27,634 INFO L229 MonitoredProcess]: Starting monitored process 612 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:27,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (612)] Waiting until timeout for monitored process [2024-11-13 21:46:28,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:28,883 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:28,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:28,907 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:28,908 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:28,917 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:28,935 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (612)] Ended with exit code 0 [2024-11-13 21:46:28,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:28,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:28,937 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:28,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:28,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:28,937 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:28,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:28,939 INFO L229 MonitoredProcess]: Starting monitored process 613 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:28,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (613)] Waiting until timeout for monitored process [2024-11-13 21:46:30,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:30,213 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:30,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:30,238 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:30,238 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:30,247 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:30,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (613)] Ended with exit code 0 [2024-11-13 21:46:30,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:30,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:30,268 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:30,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:30,268 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:30,268 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:30,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:30,270 INFO L229 MonitoredProcess]: Starting monitored process 614 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:30,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (614)] Waiting until timeout for monitored process [2024-11-13 21:46:31,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:31,519 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:31,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:31,543 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:31,543 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:31,552 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:31,577 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (614)] Ended with exit code 0 [2024-11-13 21:46:31,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:31,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:31,579 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:31,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:31,579 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:31,579 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:31,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:31,581 INFO L229 MonitoredProcess]: Starting monitored process 615 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:31,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (615)] Waiting until timeout for monitored process [2024-11-13 21:46:32,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:32,831 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:32,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:32,862 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:32,862 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:32,872 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:32,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (615)] Ended with exit code 0 [2024-11-13 21:46:32,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:32,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:32,891 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:32,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:32,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:32,891 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:32,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:32,893 INFO L229 MonitoredProcess]: Starting monitored process 616 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:32,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (616)] Waiting until timeout for monitored process [2024-11-13 21:46:34,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:34,167 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:34,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:34,191 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:34,192 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:34,201 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:34,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (616)] Ended with exit code 0 [2024-11-13 21:46:34,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:34,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:34,221 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:34,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:34,221 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:34,221 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:34,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:34,223 INFO L229 MonitoredProcess]: Starting monitored process 617 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:34,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (617)] Waiting until timeout for monitored process [2024-11-13 21:46:35,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:35,491 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:35,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:35,517 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:35,517 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:35,526 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:35,544 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (617)] Forceful destruction successful, exit code 0 [2024-11-13 21:46:35,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:35,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:35,546 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:35,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:35,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:35,546 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:35,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:35,548 INFO L229 MonitoredProcess]: Starting monitored process 618 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:35,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (618)] Waiting until timeout for monitored process [2024-11-13 21:46:36,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:36,815 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:36,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:36,838 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:36,839 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:36,848 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:36,865 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (618)] Ended with exit code 0 [2024-11-13 21:46:36,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:36,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:36,868 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:36,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:36,868 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:36,868 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:36,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:36,870 INFO L229 MonitoredProcess]: Starting monitored process 619 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:36,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (619)] Waiting until timeout for monitored process [2024-11-13 21:46:38,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:38,145 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:38,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:38,170 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:38,171 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:38,181 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:38,199 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (619)] Ended with exit code 0 [2024-11-13 21:46:38,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:38,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:38,201 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:38,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:38,201 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:38,201 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:38,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:38,203 INFO L229 MonitoredProcess]: Starting monitored process 620 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:38,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (620)] Waiting until timeout for monitored process [2024-11-13 21:46:39,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:39,562 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:39,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:39,595 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:39,596 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:39,609 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:39,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (620)] Forceful destruction successful, exit code 0 [2024-11-13 21:46:39,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:39,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:39,637 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:39,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:39,637 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:39,637 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:39,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:39,641 INFO L229 MonitoredProcess]: Starting monitored process 621 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:39,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (621)] Waiting until timeout for monitored process [2024-11-13 21:46:41,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:41,103 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:41,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:41,128 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:41,129 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:41,142 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:41,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (621)] Forceful destruction successful, exit code 0 [2024-11-13 21:46:41,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:41,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:41,162 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:41,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:41,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:41,163 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:41,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:41,164 INFO L229 MonitoredProcess]: Starting monitored process 622 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:41,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (622)] Waiting until timeout for monitored process [2024-11-13 21:46:42,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:42,487 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:42,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:42,512 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:42,513 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:42,523 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:42,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (622)] Ended with exit code 0 [2024-11-13 21:46:42,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:42,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:42,545 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:42,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:42,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:42,545 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:42,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:42,547 INFO L229 MonitoredProcess]: Starting monitored process 623 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:42,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (623)] Waiting until timeout for monitored process [2024-11-13 21:46:43,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:43,850 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:43,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:43,875 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:43,875 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:43,886 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:43,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (623)] Ended with exit code 0 [2024-11-13 21:46:43,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:43,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:43,906 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:43,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:43,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:43,907 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:43,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:43,908 INFO L229 MonitoredProcess]: Starting monitored process 624 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:43,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (624)] Waiting until timeout for monitored process [2024-11-13 21:46:45,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:45,218 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:45,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:45,243 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:45,243 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:45,253 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:45,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (624)] Ended with exit code 0 [2024-11-13 21:46:45,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:45,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:45,273 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:45,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:45,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:45,274 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:45,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:45,275 INFO L229 MonitoredProcess]: Starting monitored process 625 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:45,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (625)] Waiting until timeout for monitored process [2024-11-13 21:46:46,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:46,573 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:46,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:46,597 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:46,598 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:46,608 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:46,627 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (625)] Ended with exit code 0 [2024-11-13 21:46:46,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:46,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:46,629 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:46,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:46,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:46,630 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:46,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:46,632 INFO L229 MonitoredProcess]: Starting monitored process 626 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:46,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (626)] Waiting until timeout for monitored process [2024-11-13 21:46:47,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:47,982 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:48,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:48,009 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:48,009 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:48,019 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:48,038 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (626)] Forceful destruction successful, exit code 0 [2024-11-13 21:46:48,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:48,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:48,041 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:48,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:48,041 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:48,041 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:48,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:48,043 INFO L229 MonitoredProcess]: Starting monitored process 627 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:48,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (627)] Waiting until timeout for monitored process [2024-11-13 21:46:49,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:49,375 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:49,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:49,400 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:49,400 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:49,410 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:49,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (627)] Ended with exit code 0 [2024-11-13 21:46:49,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:49,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:49,436 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:49,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:49,436 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:49,436 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:49,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:49,440 INFO L229 MonitoredProcess]: Starting monitored process 628 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:49,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (628)] Waiting until timeout for monitored process [2024-11-13 21:46:50,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:50,859 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:50,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:50,882 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:50,883 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:50,900 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:50,918 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (628)] Ended with exit code 0 [2024-11-13 21:46:50,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:50,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:50,920 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:50,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:50,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:50,920 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:50,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:50,922 INFO L229 MonitoredProcess]: Starting monitored process 629 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:50,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (629)] Waiting until timeout for monitored process [2024-11-13 21:46:52,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:52,234 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:52,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:52,260 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:52,260 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:52,270 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:52,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (629)] Ended with exit code 0 [2024-11-13 21:46:52,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:52,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:52,291 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:52,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:52,291 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:52,291 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:52,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:52,293 INFO L229 MonitoredProcess]: Starting monitored process 630 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:52,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (630)] Waiting until timeout for monitored process [2024-11-13 21:46:53,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:53,660 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:53,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:53,687 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:53,688 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:53,699 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:53,718 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (630)] Forceful destruction successful, exit code 0 [2024-11-13 21:46:53,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:53,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:53,720 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:53,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:53,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:53,720 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:53,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:53,722 INFO L229 MonitoredProcess]: Starting monitored process 631 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:53,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (631)] Waiting until timeout for monitored process [2024-11-13 21:46:55,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:55,051 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:55,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:55,075 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:55,075 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:55,084 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:55,100 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (631)] Ended with exit code 0 [2024-11-13 21:46:55,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:55,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:55,102 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:55,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:55,102 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:55,102 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:55,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:55,104 INFO L229 MonitoredProcess]: Starting monitored process 632 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:55,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (632)] Waiting until timeout for monitored process [2024-11-13 21:46:56,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:56,404 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:56,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:56,431 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:56,431 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:56,441 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:56,461 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (632)] Ended with exit code 0 [2024-11-13 21:46:56,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:56,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:56,463 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:56,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:56,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:56,464 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:56,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:56,465 INFO L229 MonitoredProcess]: Starting monitored process 633 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:56,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (633)] Waiting until timeout for monitored process [2024-11-13 21:46:57,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:57,824 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:57,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:57,850 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:57,850 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:57,860 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:57,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (633)] Ended with exit code 0 [2024-11-13 21:46:57,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:57,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:57,880 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:57,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:57,881 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:57,881 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:57,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:57,882 INFO L229 MonitoredProcess]: Starting monitored process 634 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:57,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (634)] Waiting until timeout for monitored process [2024-11-13 21:46:59,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:59,206 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:59,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:59,230 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:46:59,231 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:59,240 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:46:59,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (634)] Ended with exit code 0 [2024-11-13 21:46:59,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:59,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:46:59,259 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:46:59,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:46:59,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:59,260 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:59,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:59,261 INFO L229 MonitoredProcess]: Starting monitored process 635 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:59,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (635)] Waiting until timeout for monitored process [2024-11-13 21:47:00,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:00,738 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:00,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:00,767 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:00,768 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:00,781 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:00,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (635)] Ended with exit code 0 [2024-11-13 21:47:00,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:00,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:00,805 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:00,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:00,806 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:00,806 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:00,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:00,808 INFO L229 MonitoredProcess]: Starting monitored process 636 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:00,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (636)] Waiting until timeout for monitored process [2024-11-13 21:47:02,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:02,185 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:02,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:02,209 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:02,209 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:02,219 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:02,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (636)] Ended with exit code 0 [2024-11-13 21:47:02,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:02,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:02,241 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:02,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:02,241 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:02,241 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:02,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:02,243 INFO L229 MonitoredProcess]: Starting monitored process 637 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:02,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (637)] Waiting until timeout for monitored process [2024-11-13 21:47:03,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:03,576 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:03,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:03,601 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:03,601 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:03,611 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:03,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (637)] Ended with exit code 0 [2024-11-13 21:47:03,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:03,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:03,632 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:03,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:03,632 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:03,633 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:03,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:03,634 INFO L229 MonitoredProcess]: Starting monitored process 638 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:03,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (638)] Waiting until timeout for monitored process [2024-11-13 21:47:04,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:04,971 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:04,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:04,998 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:04,999 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:05,009 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:05,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (638)] Ended with exit code 0 [2024-11-13 21:47:05,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:05,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:05,031 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:05,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:05,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:05,031 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:05,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:05,033 INFO L229 MonitoredProcess]: Starting monitored process 639 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:05,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (639)] Waiting until timeout for monitored process [2024-11-13 21:47:06,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:06,349 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:06,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:06,373 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:06,373 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:06,388 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:06,406 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (639)] Ended with exit code 0 [2024-11-13 21:47:06,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:06,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:06,408 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:06,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:06,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:06,408 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:06,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:06,411 INFO L229 MonitoredProcess]: Starting monitored process 640 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:06,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (640)] Waiting until timeout for monitored process [2024-11-13 21:47:07,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:07,783 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:07,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:07,807 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:07,808 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:07,818 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:07,837 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (640)] Ended with exit code 0 [2024-11-13 21:47:07,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:07,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:07,838 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:07,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:07,839 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:07,839 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:07,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:07,841 INFO L229 MonitoredProcess]: Starting monitored process 641 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:07,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (641)] Waiting until timeout for monitored process [2024-11-13 21:47:09,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:09,205 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:09,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:09,230 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:09,230 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:09,239 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:09,258 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (641)] Ended with exit code 0 [2024-11-13 21:47:09,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:09,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:09,260 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:09,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:09,260 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:09,261 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:09,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:09,263 INFO L229 MonitoredProcess]: Starting monitored process 642 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:09,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (642)] Waiting until timeout for monitored process [2024-11-13 21:47:10,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:10,739 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:10,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:10,772 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:10,773 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:10,788 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:10,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (642)] Ended with exit code 0 [2024-11-13 21:47:10,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:10,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:10,814 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:10,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:10,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:10,814 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:10,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:10,818 INFO L229 MonitoredProcess]: Starting monitored process 643 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:10,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (643)] Waiting until timeout for monitored process [2024-11-13 21:47:12,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:12,249 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:12,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:12,274 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:12,275 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:12,285 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:12,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (643)] Ended with exit code 0 [2024-11-13 21:47:12,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:12,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:12,307 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:12,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:12,307 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:12,307 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:12,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:12,309 INFO L229 MonitoredProcess]: Starting monitored process 644 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:12,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (644)] Waiting until timeout for monitored process [2024-11-13 21:47:13,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:13,655 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:13,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:13,682 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:13,682 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:13,692 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:13,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (644)] Forceful destruction successful, exit code 0 [2024-11-13 21:47:13,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:13,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:13,713 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:13,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:13,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:13,714 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:13,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:13,715 INFO L229 MonitoredProcess]: Starting monitored process 645 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:13,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (645)] Waiting until timeout for monitored process [2024-11-13 21:47:15,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:15,061 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:15,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:15,087 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:15,088 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:15,097 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:15,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (645)] Forceful destruction successful, exit code 0 [2024-11-13 21:47:15,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:15,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:15,118 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:15,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:15,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:15,119 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:15,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:15,120 INFO L229 MonitoredProcess]: Starting monitored process 646 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:15,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (646)] Waiting until timeout for monitored process [2024-11-13 21:47:16,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:16,435 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:16,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:16,458 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:16,459 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:16,467 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:16,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (646)] Ended with exit code 0 [2024-11-13 21:47:16,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:16,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:16,486 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:16,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:16,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:16,487 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:16,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:16,488 INFO L229 MonitoredProcess]: Starting monitored process 647 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:16,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (647)] Waiting until timeout for monitored process [2024-11-13 21:47:17,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:17,810 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:17,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:17,836 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:17,837 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:17,847 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:17,866 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (647)] Ended with exit code 0 [2024-11-13 21:47:17,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:17,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:17,868 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:17,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:17,868 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:17,868 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:17,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:17,869 INFO L229 MonitoredProcess]: Starting monitored process 648 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:17,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (648)] Waiting until timeout for monitored process [2024-11-13 21:47:19,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:19,199 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:19,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:19,225 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:19,226 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:19,236 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:19,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (648)] Ended with exit code 0 [2024-11-13 21:47:19,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:19,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:19,266 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:19,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:19,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:19,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:19,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:19,268 INFO L229 MonitoredProcess]: Starting monitored process 649 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:19,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (649)] Waiting until timeout for monitored process [2024-11-13 21:47:20,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:20,605 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:20,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:20,636 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:20,636 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:20,646 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:20,666 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (649)] Forceful destruction successful, exit code 0 [2024-11-13 21:47:20,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:20,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:20,668 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:20,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:20,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:20,668 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:20,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:20,670 INFO L229 MonitoredProcess]: Starting monitored process 650 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:20,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (650)] Waiting until timeout for monitored process [2024-11-13 21:47:22,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:22,115 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:22,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:22,138 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:22,138 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:22,148 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:22,167 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (650)] Ended with exit code 0 [2024-11-13 21:47:22,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:22,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:22,169 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:22,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:22,169 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:22,169 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:22,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:22,171 INFO L229 MonitoredProcess]: Starting monitored process 651 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:22,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (651)] Waiting until timeout for monitored process [2024-11-13 21:47:23,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:23,520 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:23,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:23,542 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:23,542 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:23,551 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:23,570 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (651)] Ended with exit code 0 [2024-11-13 21:47:23,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:23,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:23,571 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:23,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:23,571 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:23,572 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:23,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:23,573 INFO L229 MonitoredProcess]: Starting monitored process 652 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:23,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (652)] Waiting until timeout for monitored process [2024-11-13 21:47:24,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:24,923 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:24,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:24,947 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:24,947 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:24,956 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:24,975 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (652)] Ended with exit code 0 [2024-11-13 21:47:24,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:24,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:24,977 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:24,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:24,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:24,977 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:24,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:24,979 INFO L229 MonitoredProcess]: Starting monitored process 653 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:24,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (653)] Waiting until timeout for monitored process [2024-11-13 21:47:26,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:26,328 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:26,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:26,352 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:26,353 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:26,361 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:26,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (653)] Ended with exit code 0 [2024-11-13 21:47:26,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:26,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:26,381 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:26,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:26,382 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:26,382 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:26,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:26,383 INFO L229 MonitoredProcess]: Starting monitored process 654 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:26,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (654)] Waiting until timeout for monitored process [2024-11-13 21:47:27,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:27,742 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:27,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:27,766 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:27,766 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:27,775 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:27,799 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (654)] Ended with exit code 0 [2024-11-13 21:47:27,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:27,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:27,801 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:27,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:27,801 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:27,801 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:27,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:27,803 INFO L229 MonitoredProcess]: Starting monitored process 655 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:27,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (655)] Waiting until timeout for monitored process [2024-11-13 21:47:29,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:29,138 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:29,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:29,161 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:29,161 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:29,170 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:29,186 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (655)] Ended with exit code 0 [2024-11-13 21:47:29,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:29,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:29,188 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:29,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:29,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:29,188 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:29,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:29,190 INFO L229 MonitoredProcess]: Starting monitored process 656 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:29,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (656)] Waiting until timeout for monitored process [2024-11-13 21:47:30,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:30,563 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:30,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:30,588 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:30,589 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:30,598 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:30,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (656)] Ended with exit code 0 [2024-11-13 21:47:30,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:30,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:30,621 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:30,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:30,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:30,622 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:30,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:30,623 INFO L229 MonitoredProcess]: Starting monitored process 657 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:30,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (657)] Waiting until timeout for monitored process [2024-11-13 21:47:32,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:32,014 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:32,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:32,048 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:32,049 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:32,063 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:32,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (657)] Ended with exit code 0 [2024-11-13 21:47:32,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:32,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:32,092 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:32,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:32,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:32,093 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:32,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:32,095 INFO L229 MonitoredProcess]: Starting monitored process 658 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:32,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (658)] Waiting until timeout for monitored process [2024-11-13 21:47:33,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:33,558 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:33,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:33,585 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:33,586 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:33,596 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:33,616 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (658)] Forceful destruction successful, exit code 0 [2024-11-13 21:47:33,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:33,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:33,618 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:33,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:33,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:33,618 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:33,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:33,620 INFO L229 MonitoredProcess]: Starting monitored process 659 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:33,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (659)] Waiting until timeout for monitored process [2024-11-13 21:47:35,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:35,010 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:35,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:35,035 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:35,036 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:35,045 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:35,065 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (659)] Ended with exit code 0 [2024-11-13 21:47:35,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:35,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:35,067 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:35,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:35,068 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:35,068 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:35,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:35,069 INFO L229 MonitoredProcess]: Starting monitored process 660 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:35,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (660)] Waiting until timeout for monitored process [2024-11-13 21:47:36,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:36,442 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:36,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:36,465 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:36,465 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:36,474 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:36,492 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (660)] Ended with exit code 0 [2024-11-13 21:47:36,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:36,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:36,494 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:36,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:36,494 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:36,494 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:36,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:36,496 INFO L229 MonitoredProcess]: Starting monitored process 661 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:36,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (661)] Waiting until timeout for monitored process [2024-11-13 21:47:37,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:37,867 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:37,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:37,889 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:37,889 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:37,898 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:37,916 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (661)] Ended with exit code 0 [2024-11-13 21:47:37,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:37,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:37,919 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:37,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:37,919 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:37,919 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:37,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:37,921 INFO L229 MonitoredProcess]: Starting monitored process 662 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:37,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (662)] Waiting until timeout for monitored process [2024-11-13 21:47:39,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:39,273 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:39,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:39,294 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:39,295 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:39,304 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:39,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (662)] Forceful destruction successful, exit code 0 [2024-11-13 21:47:39,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:39,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:39,324 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:39,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:39,324 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:39,325 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:39,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:39,326 INFO L229 MonitoredProcess]: Starting monitored process 663 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:39,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (663)] Waiting until timeout for monitored process [2024-11-13 21:47:40,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:40,806 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:40,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:40,831 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:40,832 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:40,850 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:40,870 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (663)] Ended with exit code 0 [2024-11-13 21:47:40,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:40,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:40,871 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:40,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:40,872 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:40,872 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:40,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:40,873 INFO L229 MonitoredProcess]: Starting monitored process 664 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:40,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (664)] Waiting until timeout for monitored process [2024-11-13 21:47:42,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:42,283 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:42,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:42,310 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:42,311 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:42,321 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:42,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (664)] Ended with exit code 0 [2024-11-13 21:47:42,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:42,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:42,343 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:42,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:42,343 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:42,343 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:42,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:42,345 INFO L229 MonitoredProcess]: Starting monitored process 665 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:42,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (665)] Waiting until timeout for monitored process [2024-11-13 21:47:43,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:43,737 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:43,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:43,762 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:43,762 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:43,772 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:43,791 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (665)] Ended with exit code 0 [2024-11-13 21:47:43,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:43,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:43,793 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:43,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:43,793 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:43,794 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:43,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:43,795 INFO L229 MonitoredProcess]: Starting monitored process 666 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:43,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (666)] Waiting until timeout for monitored process [2024-11-13 21:47:45,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:45,156 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:45,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:45,179 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:45,179 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:45,188 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:45,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (666)] Ended with exit code 0 [2024-11-13 21:47:45,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:45,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:45,208 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:45,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:45,208 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:45,208 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:45,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:45,209 INFO L229 MonitoredProcess]: Starting monitored process 667 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:45,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (667)] Waiting until timeout for monitored process [2024-11-13 21:47:46,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:46,560 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:46,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:46,583 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:46,583 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:46,592 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:46,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (667)] Ended with exit code 0 [2024-11-13 21:47:46,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:46,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:46,612 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:46,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:46,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:46,612 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:46,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:46,614 INFO L229 MonitoredProcess]: Starting monitored process 668 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:46,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (668)] Waiting until timeout for monitored process [2024-11-13 21:47:47,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:47,962 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:47,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:47,992 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:47,992 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:48,001 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:48,022 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (668)] Ended with exit code 0 [2024-11-13 21:47:48,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:48,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:48,024 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:48,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:48,024 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:48,024 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:48,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:48,026 INFO L229 MonitoredProcess]: Starting monitored process 669 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:48,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (669)] Waiting until timeout for monitored process [2024-11-13 21:47:49,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:49,387 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:49,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:49,411 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:49,411 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:49,422 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:49,447 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (669)] Ended with exit code 0 [2024-11-13 21:47:49,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:49,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:49,449 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:49,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:49,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:49,450 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:49,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:49,453 INFO L229 MonitoredProcess]: Starting monitored process 670 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:49,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (670)] Waiting until timeout for monitored process [2024-11-13 21:47:50,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:50,895 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:50,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:50,918 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:50,919 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:50,928 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:50,946 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (670)] Ended with exit code 0 [2024-11-13 21:47:50,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:50,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:50,948 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:50,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:50,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:50,949 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:50,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:50,950 INFO L229 MonitoredProcess]: Starting monitored process 671 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:50,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (671)] Waiting until timeout for monitored process [2024-11-13 21:47:52,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:52,414 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:52,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:52,447 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:52,448 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:52,463 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:52,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (671)] Ended with exit code 0 [2024-11-13 21:47:52,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:52,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:52,485 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:52,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:52,485 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:52,485 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:52,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:52,487 INFO L229 MonitoredProcess]: Starting monitored process 672 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:52,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (672)] Waiting until timeout for monitored process [2024-11-13 21:47:53,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:53,915 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:53,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:53,939 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:53,939 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:53,948 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:53,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (672)] Ended with exit code 0 [2024-11-13 21:47:53,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:53,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:53,967 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:53,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:53,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:53,968 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:53,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:53,969 INFO L229 MonitoredProcess]: Starting monitored process 673 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:53,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (673)] Waiting until timeout for monitored process [2024-11-13 21:47:55,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:55,332 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:55,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:55,355 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:55,356 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:55,364 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:55,382 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (673)] Ended with exit code 0 [2024-11-13 21:47:55,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:55,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:55,384 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:55,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:55,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:55,384 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:55,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:55,386 INFO L229 MonitoredProcess]: Starting monitored process 674 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:55,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (674)] Waiting until timeout for monitored process [2024-11-13 21:47:56,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:56,755 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:56,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:56,779 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:56,780 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:56,789 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:56,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (674)] Ended with exit code 0 [2024-11-13 21:47:56,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:56,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:56,815 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:56,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:56,815 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:56,815 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:56,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:56,819 INFO L229 MonitoredProcess]: Starting monitored process 675 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:56,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (675)] Waiting until timeout for monitored process [2024-11-13 21:47:58,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:58,186 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:58,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:58,213 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:58,214 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:58,222 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:58,241 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (675)] Ended with exit code 0 [2024-11-13 21:47:58,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:58,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:58,242 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:58,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:58,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:58,242 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:58,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:58,244 INFO L229 MonitoredProcess]: Starting monitored process 676 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:58,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (676)] Waiting until timeout for monitored process [2024-11-13 21:47:59,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:59,659 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:47:59,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:47:59,684 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:47:59,684 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:47:59,694 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:47:59,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (676)] Ended with exit code 0 [2024-11-13 21:47:59,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:47:59,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:47:59,716 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:47:59,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:47:59,716 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:47:59,716 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:47:59,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:47:59,718 INFO L229 MonitoredProcess]: Starting monitored process 677 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:47:59,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (677)] Waiting until timeout for monitored process [2024-11-13 21:48:01,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:01,208 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:01,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:01,232 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:01,233 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:01,245 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:01,267 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (677)] Ended with exit code 0 [2024-11-13 21:48:01,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:01,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:01,269 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:01,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:01,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:01,269 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:01,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:01,271 INFO L229 MonitoredProcess]: Starting monitored process 678 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:01,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (678)] Waiting until timeout for monitored process [2024-11-13 21:48:02,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:02,661 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:02,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:02,684 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:02,685 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:02,694 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:02,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (678)] Ended with exit code 0 [2024-11-13 21:48:02,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:02,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:02,716 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:02,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:02,716 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:02,716 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:02,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:02,718 INFO L229 MonitoredProcess]: Starting monitored process 679 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:02,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (679)] Waiting until timeout for monitored process [2024-11-13 21:48:04,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:04,191 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:04,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:04,216 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:04,217 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:04,227 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:04,249 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (679)] Ended with exit code 0 [2024-11-13 21:48:04,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:04,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:04,251 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:04,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:04,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:04,252 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:04,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:04,253 INFO L229 MonitoredProcess]: Starting monitored process 680 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:04,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (680)] Waiting until timeout for monitored process [2024-11-13 21:48:05,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:05,645 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:05,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:05,669 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:05,669 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:05,678 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:05,696 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (680)] Ended with exit code 0 [2024-11-13 21:48:05,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:05,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:05,698 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:05,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:05,698 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:05,699 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:05,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:05,700 INFO L229 MonitoredProcess]: Starting monitored process 681 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:05,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (681)] Waiting until timeout for monitored process [2024-11-13 21:48:07,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:07,089 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:07,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:07,114 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:07,114 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:07,123 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:07,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (681)] Ended with exit code 0 [2024-11-13 21:48:07,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:07,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:07,146 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:07,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:07,146 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:07,147 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:07,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:07,148 INFO L229 MonitoredProcess]: Starting monitored process 682 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:07,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (682)] Waiting until timeout for monitored process [2024-11-13 21:48:08,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:08,565 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:08,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:08,589 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:08,590 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:08,599 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:08,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (682)] Ended with exit code 0 [2024-11-13 21:48:08,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:08,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:08,621 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:08,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:08,621 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:08,621 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:08,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:08,623 INFO L229 MonitoredProcess]: Starting monitored process 683 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:08,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (683)] Waiting until timeout for monitored process [2024-11-13 21:48:10,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:10,167 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:10,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:10,191 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:10,192 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:10,201 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:10,221 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (683)] Forceful destruction successful, exit code 0 [2024-11-13 21:48:10,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:10,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:10,223 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:10,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:10,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:10,223 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:10,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:10,225 INFO L229 MonitoredProcess]: Starting monitored process 684 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:10,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (684)] Waiting until timeout for monitored process [2024-11-13 21:48:11,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:11,638 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:11,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:11,673 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:11,673 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:11,685 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:11,707 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (684)] Ended with exit code 0 [2024-11-13 21:48:11,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:11,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:11,709 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:11,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:11,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:11,710 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:11,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:11,712 INFO L229 MonitoredProcess]: Starting monitored process 685 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:11,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (685)] Waiting until timeout for monitored process [2024-11-13 21:48:13,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:13,155 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:13,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:13,179 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:13,180 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:13,189 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:13,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (685)] Ended with exit code 0 [2024-11-13 21:48:13,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:13,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:13,210 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:13,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:13,210 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:13,210 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:13,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:13,212 INFO L229 MonitoredProcess]: Starting monitored process 686 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:13,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (686)] Waiting until timeout for monitored process [2024-11-13 21:48:14,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:14,638 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:14,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:14,661 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:14,661 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:14,670 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:14,688 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (686)] Ended with exit code 0 [2024-11-13 21:48:14,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:14,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:14,696 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:14,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:14,696 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:14,696 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:14,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:14,697 INFO L229 MonitoredProcess]: Starting monitored process 687 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:14,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (687)] Waiting until timeout for monitored process [2024-11-13 21:48:16,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:16,220 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:16,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:16,244 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:16,245 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:16,254 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:16,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (687)] Ended with exit code 0 [2024-11-13 21:48:16,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:16,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:16,277 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:16,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:16,277 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:16,277 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:16,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:16,279 INFO L229 MonitoredProcess]: Starting monitored process 688 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:16,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (688)] Waiting until timeout for monitored process [2024-11-13 21:48:17,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:17,715 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:17,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:17,738 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:17,738 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:17,748 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:17,769 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (688)] Ended with exit code 0 [2024-11-13 21:48:17,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:17,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:17,771 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:17,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:17,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:17,771 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:17,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:17,773 INFO L229 MonitoredProcess]: Starting monitored process 689 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:17,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (689)] Waiting until timeout for monitored process [2024-11-13 21:48:19,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:19,230 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:19,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:19,253 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:19,253 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:19,262 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:19,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (689)] Ended with exit code 0 [2024-11-13 21:48:19,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:19,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:19,284 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:19,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:19,285 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:19,285 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:19,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:19,286 INFO L229 MonitoredProcess]: Starting monitored process 690 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:19,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (690)] Waiting until timeout for monitored process [2024-11-13 21:48:20,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:20,791 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:20,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:20,812 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:20,813 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:20,821 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:20,842 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (690)] Forceful destruction successful, exit code 0 [2024-11-13 21:48:20,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:20,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:20,844 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:20,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:20,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:20,844 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:20,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:20,846 INFO L229 MonitoredProcess]: Starting monitored process 691 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:20,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (691)] Waiting until timeout for monitored process [2024-11-13 21:48:22,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:22,247 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:22,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:22,271 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:22,271 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:22,281 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:22,302 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (691)] Forceful destruction successful, exit code 0 [2024-11-13 21:48:22,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:22,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:22,305 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:22,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:22,305 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:22,305 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:22,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:22,307 INFO L229 MonitoredProcess]: Starting monitored process 692 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:22,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (692)] Waiting until timeout for monitored process [2024-11-13 21:48:23,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:23,738 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:23,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:23,762 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:23,763 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:23,772 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:23,792 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (692)] Ended with exit code 0 [2024-11-13 21:48:23,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:23,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:23,795 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:23,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:23,795 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:23,795 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:23,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:23,797 INFO L229 MonitoredProcess]: Starting monitored process 693 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:23,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (693)] Waiting until timeout for monitored process [2024-11-13 21:48:25,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:25,228 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:25,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:25,253 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:25,253 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:25,263 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:25,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (693)] Ended with exit code 0 [2024-11-13 21:48:25,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:25,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:25,287 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:25,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:25,287 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:25,287 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:25,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:25,289 INFO L229 MonitoredProcess]: Starting monitored process 694 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:25,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (694)] Waiting until timeout for monitored process [2024-11-13 21:48:26,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:26,705 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:26,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:26,730 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:26,730 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:26,740 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:26,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (694)] Ended with exit code 0 [2024-11-13 21:48:26,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:26,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:26,763 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:26,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:26,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:26,763 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:26,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:26,765 INFO L229 MonitoredProcess]: Starting monitored process 695 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:26,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (695)] Waiting until timeout for monitored process [2024-11-13 21:48:28,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:28,188 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:28,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:28,220 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:28,220 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:28,232 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:28,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (695)] Ended with exit code 0 [2024-11-13 21:48:28,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:28,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:28,256 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:28,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:28,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:28,257 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:28,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:28,258 INFO L229 MonitoredProcess]: Starting monitored process 696 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:28,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (696)] Waiting until timeout for monitored process [2024-11-13 21:48:29,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:29,762 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:29,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:29,786 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:29,787 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:29,797 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:29,819 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (696)] Ended with exit code 0 [2024-11-13 21:48:29,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:29,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:29,820 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:29,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:29,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:29,821 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:29,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:29,822 INFO L229 MonitoredProcess]: Starting monitored process 697 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:29,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (697)] Waiting until timeout for monitored process [2024-11-13 21:48:31,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:31,260 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:31,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:31,291 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:31,291 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:31,300 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:31,322 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (697)] Ended with exit code 0 [2024-11-13 21:48:31,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:31,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:31,324 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:31,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:31,324 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:31,324 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:31,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:31,326 INFO L229 MonitoredProcess]: Starting monitored process 698 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:31,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (698)] Waiting until timeout for monitored process [2024-11-13 21:48:32,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:32,750 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:32,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:32,774 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:32,775 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:32,784 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:32,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (698)] Ended with exit code 0 [2024-11-13 21:48:32,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:32,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:32,807 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:32,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:32,807 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:32,807 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:32,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:32,809 INFO L229 MonitoredProcess]: Starting monitored process 699 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:32,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (699)] Waiting until timeout for monitored process [2024-11-13 21:48:34,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:34,252 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:34,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:34,276 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:34,277 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:34,291 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:34,312 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (699)] Forceful destruction successful, exit code 0 [2024-11-13 21:48:34,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:34,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:34,314 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:34,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:34,314 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:34,314 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:34,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:34,316 INFO L229 MonitoredProcess]: Starting monitored process 700 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:34,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (700)] Waiting until timeout for monitored process [2024-11-13 21:48:35,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:35,759 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:35,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:35,783 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:35,783 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:35,792 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:35,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (700)] Ended with exit code 0 [2024-11-13 21:48:35,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:35,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:35,813 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:35,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:35,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:35,814 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:35,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:35,815 INFO L229 MonitoredProcess]: Starting monitored process 701 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:35,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (701)] Waiting until timeout for monitored process [2024-11-13 21:48:37,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:37,233 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:37,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:37,255 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:37,255 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:37,264 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:37,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (701)] Ended with exit code 0 [2024-11-13 21:48:37,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:37,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:37,287 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:37,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:37,287 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:37,287 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:37,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:37,288 INFO L229 MonitoredProcess]: Starting monitored process 702 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:37,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (702)] Waiting until timeout for monitored process [2024-11-13 21:48:38,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:38,717 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:38,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:38,742 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:38,742 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:38,751 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:38,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (702)] Ended with exit code 0 [2024-11-13 21:48:38,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:38,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:38,773 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:38,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:38,773 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:38,773 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:38,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:38,774 INFO L229 MonitoredProcess]: Starting monitored process 703 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:38,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (703)] Waiting until timeout for monitored process [2024-11-13 21:48:40,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:40,219 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:40,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:40,243 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:40,243 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:40,252 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:40,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (703)] Ended with exit code 0 [2024-11-13 21:48:40,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:40,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:40,276 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:40,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:40,277 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:40,277 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:40,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:40,280 INFO L229 MonitoredProcess]: Starting monitored process 704 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:40,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (704)] Waiting until timeout for monitored process [2024-11-13 21:48:41,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:41,986 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:42,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:42,016 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:42,017 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:42,028 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:42,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (704)] Ended with exit code 0 [2024-11-13 21:48:42,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:42,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:42,054 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:42,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:42,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:42,054 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:42,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:42,056 INFO L229 MonitoredProcess]: Starting monitored process 705 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:42,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (705)] Waiting until timeout for monitored process [2024-11-13 21:48:43,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:43,752 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:43,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:43,781 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:43,782 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:43,793 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:43,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (705)] Ended with exit code 0 [2024-11-13 21:48:43,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:43,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:43,818 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:43,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:43,819 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:43,819 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:43,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:43,821 INFO L229 MonitoredProcess]: Starting monitored process 706 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:43,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (706)] Waiting until timeout for monitored process [2024-11-13 21:48:45,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:45,332 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:45,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:45,361 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:45,361 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:45,372 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:45,398 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (706)] Ended with exit code 0 [2024-11-13 21:48:45,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:45,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:45,400 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:45,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:45,400 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:45,400 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:45,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:45,402 INFO L229 MonitoredProcess]: Starting monitored process 707 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:45,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (707)] Waiting until timeout for monitored process [2024-11-13 21:48:46,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:46,888 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:46,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:46,911 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:46,911 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:46,922 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:46,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (707)] Ended with exit code 0 [2024-11-13 21:48:46,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:46,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:46,945 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:46,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:46,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:46,945 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:46,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:46,947 INFO L229 MonitoredProcess]: Starting monitored process 708 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:46,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (708)] Waiting until timeout for monitored process [2024-11-13 21:48:48,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:48,407 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:48,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:48,432 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:48,433 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:48,443 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:48,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (708)] Ended with exit code 0 [2024-11-13 21:48:48,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:48,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:48,466 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:48,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:48,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:48,466 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:48,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:48,468 INFO L229 MonitoredProcess]: Starting monitored process 709 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:48,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (709)] Waiting until timeout for monitored process [2024-11-13 21:48:49,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:49,940 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:49,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:49,966 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:49,966 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:49,976 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:49,996 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (709)] Ended with exit code 0 [2024-11-13 21:48:49,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:49,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:49,998 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:49,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:49,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:49,999 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:49,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:50,000 INFO L229 MonitoredProcess]: Starting monitored process 710 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:50,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (710)] Waiting until timeout for monitored process [2024-11-13 21:48:51,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:51,492 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:51,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:51,518 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:51,518 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:51,528 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:51,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (710)] Forceful destruction successful, exit code 0 [2024-11-13 21:48:51,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:51,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:51,550 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:51,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:51,550 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:51,550 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:51,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:51,553 INFO L229 MonitoredProcess]: Starting monitored process 711 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:51,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (711)] Waiting until timeout for monitored process [2024-11-13 21:48:53,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:53,018 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:53,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:53,039 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:53,040 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:53,048 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:53,068 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (711)] Forceful destruction successful, exit code 0 [2024-11-13 21:48:53,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:53,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:53,070 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:53,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:53,071 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:53,071 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:53,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:53,072 INFO L229 MonitoredProcess]: Starting monitored process 712 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:53,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (712)] Waiting until timeout for monitored process [2024-11-13 21:48:54,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:54,510 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:54,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:54,533 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:54,533 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:54,541 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:54,560 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (712)] Ended with exit code 0 [2024-11-13 21:48:54,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:54,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:54,562 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:54,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:54,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:54,563 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:54,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:54,564 INFO L229 MonitoredProcess]: Starting monitored process 713 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:54,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (713)] Waiting until timeout for monitored process [2024-11-13 21:48:56,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:56,007 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:56,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:56,029 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:56,029 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:56,038 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:56,058 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (713)] Ended with exit code 0 [2024-11-13 21:48:56,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:56,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:56,060 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:56,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:56,060 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:56,060 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:56,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:56,061 INFO L229 MonitoredProcess]: Starting monitored process 714 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:56,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (714)] Waiting until timeout for monitored process [2024-11-13 21:48:57,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:57,502 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:57,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:57,526 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:57,526 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:57,535 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:57,556 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (714)] Ended with exit code 0 [2024-11-13 21:48:57,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:57,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:57,558 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:57,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:57,558 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:57,558 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:57,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:57,559 INFO L229 MonitoredProcess]: Starting monitored process 715 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:57,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (715)] Waiting until timeout for monitored process [2024-11-13 21:48:58,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:58,999 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:48:59,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:48:59,020 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:48:59,021 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:48:59,029 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:48:59,049 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (715)] Ended with exit code 0 [2024-11-13 21:48:59,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:48:59,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:48:59,051 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:48:59,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:48:59,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:48:59,051 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:48:59,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:48:59,053 INFO L229 MonitoredProcess]: Starting monitored process 716 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:48:59,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (716)] Waiting until timeout for monitored process [2024-11-13 21:49:00,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:00,532 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:00,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:00,561 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:00,562 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:00,576 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:00,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (716)] Ended with exit code 0 [2024-11-13 21:49:00,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:00,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:00,603 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:00,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:00,603 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:00,603 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:00,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:00,605 INFO L229 MonitoredProcess]: Starting monitored process 717 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:00,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (717)] Waiting until timeout for monitored process [2024-11-13 21:49:02,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:02,090 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:02,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:02,112 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:02,113 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:02,121 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:02,141 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (717)] Ended with exit code 0 [2024-11-13 21:49:02,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:02,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:02,143 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:02,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:02,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:02,143 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:02,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:02,145 INFO L229 MonitoredProcess]: Starting monitored process 718 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:02,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (718)] Waiting until timeout for monitored process [2024-11-13 21:49:03,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:03,605 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:03,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:03,629 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:03,629 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:03,638 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:03,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (718)] Ended with exit code 0 [2024-11-13 21:49:03,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:03,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:03,659 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:03,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:03,659 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:03,659 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:03,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:03,661 INFO L229 MonitoredProcess]: Starting monitored process 719 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:03,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (719)] Waiting until timeout for monitored process [2024-11-13 21:49:05,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:05,115 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:05,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:05,138 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:05,139 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:05,147 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:05,167 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (719)] Ended with exit code 0 [2024-11-13 21:49:05,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:05,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:05,169 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:05,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:05,169 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:05,169 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:05,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:05,171 INFO L229 MonitoredProcess]: Starting monitored process 720 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:05,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (720)] Waiting until timeout for monitored process [2024-11-13 21:49:06,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:06,649 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:06,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:06,671 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:06,671 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:06,679 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:06,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (720)] Ended with exit code 0 [2024-11-13 21:49:06,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:06,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:06,702 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:06,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:06,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:06,702 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:06,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:06,704 INFO L229 MonitoredProcess]: Starting monitored process 721 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:06,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (721)] Waiting until timeout for monitored process [2024-11-13 21:49:08,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:08,197 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:08,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:08,218 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:08,219 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:08,227 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:08,247 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (721)] Ended with exit code 0 [2024-11-13 21:49:08,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:08,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:08,249 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:08,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:08,250 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:08,250 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:08,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:08,251 INFO L229 MonitoredProcess]: Starting monitored process 722 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:08,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (722)] Waiting until timeout for monitored process [2024-11-13 21:49:09,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:09,710 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:09,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:09,734 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:09,734 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:09,742 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:09,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (722)] Ended with exit code 0 [2024-11-13 21:49:09,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:09,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:09,764 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:09,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:09,764 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:09,764 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:09,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:09,766 INFO L229 MonitoredProcess]: Starting monitored process 723 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:09,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (723)] Waiting until timeout for monitored process [2024-11-13 21:49:11,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:11,271 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:11,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:11,296 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:11,296 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:11,305 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:11,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (723)] Ended with exit code 0 [2024-11-13 21:49:11,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:11,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:11,329 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:11,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:11,329 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:11,329 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:11,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:11,330 INFO L229 MonitoredProcess]: Starting monitored process 724 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:11,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (724)] Waiting until timeout for monitored process [2024-11-13 21:49:12,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:12,796 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:12,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:12,818 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:12,819 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:12,827 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:12,849 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (724)] Ended with exit code 0 [2024-11-13 21:49:12,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:12,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:12,852 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:12,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:12,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:12,852 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:12,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:12,856 INFO L229 MonitoredProcess]: Starting monitored process 725 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:12,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (725)] Waiting until timeout for monitored process [2024-11-13 21:49:14,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:14,317 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:14,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:14,340 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:14,341 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:14,349 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:14,369 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (725)] Ended with exit code 0 [2024-11-13 21:49:14,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:14,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:14,371 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:14,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:14,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:14,371 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:14,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:14,372 INFO L229 MonitoredProcess]: Starting monitored process 726 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:14,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (726)] Waiting until timeout for monitored process [2024-11-13 21:49:15,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:15,843 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:15,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:15,866 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:15,867 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:15,876 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:15,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (726)] Forceful destruction successful, exit code 0 [2024-11-13 21:49:15,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:15,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:15,898 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:15,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:15,899 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:15,899 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:15,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:15,900 INFO L229 MonitoredProcess]: Starting monitored process 727 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:15,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (727)] Waiting until timeout for monitored process [2024-11-13 21:49:17,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:17,369 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:17,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:17,393 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:17,393 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:17,402 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:17,422 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (727)] Ended with exit code 0 [2024-11-13 21:49:17,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:17,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:17,424 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:17,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:17,424 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:17,424 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:17,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:17,426 INFO L229 MonitoredProcess]: Starting monitored process 728 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:17,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (728)] Waiting until timeout for monitored process [2024-11-13 21:49:18,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:18,903 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:18,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:18,925 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:18,926 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:18,934 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:18,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (728)] Ended with exit code 0 [2024-11-13 21:49:18,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:18,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:18,958 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:18,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:18,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:18,958 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:18,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:18,959 INFO L229 MonitoredProcess]: Starting monitored process 729 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:18,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (729)] Waiting until timeout for monitored process [2024-11-13 21:49:20,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:20,467 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:20,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:20,491 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:20,491 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:20,500 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:20,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (729)] Ended with exit code 0 [2024-11-13 21:49:20,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:20,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:20,521 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:20,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:20,522 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:20,522 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:20,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:20,523 INFO L229 MonitoredProcess]: Starting monitored process 730 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:20,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (730)] Waiting until timeout for monitored process [2024-11-13 21:49:21,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:21,996 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:22,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:22,020 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:22,021 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:22,029 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:22,049 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (730)] Forceful destruction successful, exit code 0 [2024-11-13 21:49:22,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:22,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:22,051 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:22,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:22,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:22,051 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:22,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:22,053 INFO L229 MonitoredProcess]: Starting monitored process 731 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:22,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (731)] Waiting until timeout for monitored process [2024-11-13 21:49:23,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:23,527 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:23,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:23,551 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:23,551 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:23,560 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:23,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (731)] Ended with exit code 0 [2024-11-13 21:49:23,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:23,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:23,588 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:23,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:23,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:23,588 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:23,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:23,590 INFO L229 MonitoredProcess]: Starting monitored process 732 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:23,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (732)] Waiting until timeout for monitored process [2024-11-13 21:49:25,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:25,062 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:25,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:25,085 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:25,086 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:25,094 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:25,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (732)] Ended with exit code 0 [2024-11-13 21:49:25,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:25,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:25,122 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:25,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:25,123 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:25,123 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:25,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:25,127 INFO L229 MonitoredProcess]: Starting monitored process 733 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:25,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (733)] Waiting until timeout for monitored process [2024-11-13 21:49:26,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:26,603 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:26,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:26,624 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:26,625 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:26,639 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:26,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (733)] Ended with exit code 0 [2024-11-13 21:49:26,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:26,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:26,661 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:26,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:26,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:26,661 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:26,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:26,663 INFO L229 MonitoredProcess]: Starting monitored process 734 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:26,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (734)] Waiting until timeout for monitored process [2024-11-13 21:49:28,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:28,139 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:28,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:28,163 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:28,163 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:28,172 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:28,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (734)] Ended with exit code 0 [2024-11-13 21:49:28,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:28,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:28,193 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:28,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:28,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:28,193 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:28,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:28,194 INFO L229 MonitoredProcess]: Starting monitored process 735 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:28,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (735)] Waiting until timeout for monitored process [2024-11-13 21:49:29,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:29,706 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:29,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:29,736 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:29,736 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:29,745 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:29,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (735)] Ended with exit code 0 [2024-11-13 21:49:29,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:29,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:29,766 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:29,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:29,766 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:29,766 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:29,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:29,768 INFO L229 MonitoredProcess]: Starting monitored process 736 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:29,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (736)] Waiting until timeout for monitored process [2024-11-13 21:49:31,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:31,289 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:31,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:31,314 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:31,315 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:31,324 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:31,345 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (736)] Ended with exit code 0 [2024-11-13 21:49:31,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:31,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:31,347 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:31,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:31,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:31,347 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:31,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:31,349 INFO L229 MonitoredProcess]: Starting monitored process 737 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:31,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (737)] Waiting until timeout for monitored process [2024-11-13 21:49:32,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:32,872 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:32,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:32,898 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:32,898 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:32,909 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:32,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (737)] Ended with exit code 0 [2024-11-13 21:49:32,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:32,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:32,935 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:32,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:32,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:32,935 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:32,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:32,937 INFO L229 MonitoredProcess]: Starting monitored process 738 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:32,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (738)] Waiting until timeout for monitored process [2024-11-13 21:49:34,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:34,437 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:34,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:34,461 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:34,461 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:34,470 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:34,492 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (738)] Ended with exit code 0 [2024-11-13 21:49:34,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:34,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:34,493 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:34,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:34,494 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:34,494 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:34,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:34,495 INFO L229 MonitoredProcess]: Starting monitored process 739 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:34,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (739)] Waiting until timeout for monitored process [2024-11-13 21:49:36,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:36,010 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:36,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:36,033 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:36,033 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:36,041 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:36,062 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (739)] Ended with exit code 0 [2024-11-13 21:49:36,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:36,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:36,064 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:36,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:36,064 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:36,064 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:36,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:36,066 INFO L229 MonitoredProcess]: Starting monitored process 740 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:36,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (740)] Waiting until timeout for monitored process [2024-11-13 21:49:37,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:37,597 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:37,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:37,621 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:37,621 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:37,630 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:37,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (740)] Ended with exit code 0 [2024-11-13 21:49:37,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:37,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:37,654 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:37,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:37,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:37,654 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:37,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:37,656 INFO L229 MonitoredProcess]: Starting monitored process 741 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:37,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (741)] Waiting until timeout for monitored process [2024-11-13 21:49:39,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:39,203 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:39,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:39,233 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:39,233 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:39,246 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:39,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (741)] Ended with exit code 0 [2024-11-13 21:49:39,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:39,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:39,274 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:39,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:39,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:39,274 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:39,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:39,278 INFO L229 MonitoredProcess]: Starting monitored process 742 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:39,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (742)] Waiting until timeout for monitored process [2024-11-13 21:49:41,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:41,029 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:41,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:41,054 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:41,054 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:41,063 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:41,085 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (742)] Forceful destruction successful, exit code 0 [2024-11-13 21:49:41,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:41,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:41,087 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:41,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:41,087 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:41,087 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:41,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:41,088 INFO L229 MonitoredProcess]: Starting monitored process 743 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:41,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (743)] Waiting until timeout for monitored process [2024-11-13 21:49:42,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:42,625 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:42,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:42,647 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:42,647 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:42,656 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:42,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (743)] Ended with exit code 0 [2024-11-13 21:49:42,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:42,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:42,679 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:42,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:42,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:42,679 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:42,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:42,680 INFO L229 MonitoredProcess]: Starting monitored process 744 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:42,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (744)] Waiting until timeout for monitored process [2024-11-13 21:49:44,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:44,193 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:44,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:44,216 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:44,217 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:44,232 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:44,253 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (744)] Ended with exit code 0 [2024-11-13 21:49:44,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:44,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:44,254 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:44,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:44,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:44,254 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:44,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:44,256 INFO L229 MonitoredProcess]: Starting monitored process 745 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:44,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (745)] Waiting until timeout for monitored process [2024-11-13 21:49:45,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:45,774 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:45,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:45,796 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:45,797 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:45,805 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:45,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (745)] Ended with exit code 0 [2024-11-13 21:49:45,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:45,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:45,826 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:45,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:45,826 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:45,826 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:45,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:45,827 INFO L229 MonitoredProcess]: Starting monitored process 746 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:45,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (746)] Waiting until timeout for monitored process [2024-11-13 21:49:47,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:47,331 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:47,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:47,362 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:47,363 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:47,372 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:47,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (746)] Ended with exit code 0 [2024-11-13 21:49:47,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:47,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:47,396 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:47,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:47,396 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:47,396 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:47,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:47,397 INFO L229 MonitoredProcess]: Starting monitored process 747 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:47,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (747)] Waiting until timeout for monitored process [2024-11-13 21:49:48,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:48,910 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:48,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:48,934 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:48,934 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:48,943 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:48,964 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (747)] Ended with exit code 0 [2024-11-13 21:49:48,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:48,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:48,966 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:48,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:48,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:48,967 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:48,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:48,968 INFO L229 MonitoredProcess]: Starting monitored process 748 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:48,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (748)] Waiting until timeout for monitored process [2024-11-13 21:49:50,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:50,547 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:50,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:50,571 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:50,572 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:50,582 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:50,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (748)] Ended with exit code 0 [2024-11-13 21:49:50,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:50,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:50,608 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:50,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:50,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:50,608 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:50,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:50,610 INFO L229 MonitoredProcess]: Starting monitored process 749 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:50,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (749)] Waiting until timeout for monitored process [2024-11-13 21:49:52,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:52,182 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:52,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:52,204 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:52,205 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:52,213 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:52,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (749)] Ended with exit code 0 [2024-11-13 21:49:52,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:52,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:52,234 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:52,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:52,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:52,234 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:52,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:52,235 INFO L229 MonitoredProcess]: Starting monitored process 750 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:52,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (750)] Waiting until timeout for monitored process [2024-11-13 21:49:53,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:53,763 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:53,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:53,787 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:53,788 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:53,797 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:53,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (750)] Ended with exit code 0 [2024-11-13 21:49:53,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:53,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:53,827 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:53,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:53,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:53,827 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:53,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:53,830 INFO L229 MonitoredProcess]: Starting monitored process 751 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:53,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (751)] Waiting until timeout for monitored process [2024-11-13 21:49:55,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:55,436 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:55,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:55,460 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:55,460 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:55,470 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:55,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (751)] Ended with exit code 0 [2024-11-13 21:49:55,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:55,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:55,494 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:55,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:55,495 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:55,495 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:55,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:55,496 INFO L229 MonitoredProcess]: Starting monitored process 752 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:55,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (752)] Waiting until timeout for monitored process [2024-11-13 21:49:57,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:57,023 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:57,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:57,048 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:57,049 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:57,059 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:57,081 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (752)] Ended with exit code 0 [2024-11-13 21:49:57,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:57,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:57,084 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:57,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:57,084 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:57,084 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:57,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:57,086 INFO L229 MonitoredProcess]: Starting monitored process 753 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:57,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (753)] Waiting until timeout for monitored process [2024-11-13 21:49:58,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:58,799 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:58,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:58,844 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:49:58,844 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:58,855 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:49:58,881 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (753)] Ended with exit code 0 [2024-11-13 21:49:58,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:58,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:49:58,883 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:49:58,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:49:58,883 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:58,883 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:58,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:58,885 INFO L229 MonitoredProcess]: Starting monitored process 754 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:58,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (754)] Waiting until timeout for monitored process [2024-11-13 21:50:00,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:00,686 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:00,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:00,712 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:50:00,712 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:00,722 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:00,745 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (754)] Ended with exit code 0 [2024-11-13 21:50:00,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:00,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:50:00,747 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:50:00,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:50:00,747 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:00,748 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:00,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:00,750 INFO L229 MonitoredProcess]: Starting monitored process 755 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:00,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (755)] Waiting until timeout for monitored process [2024-11-13 21:50:02,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:02,365 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:02,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:02,387 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:50:02,388 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:02,397 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:02,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (755)] Ended with exit code 0 [2024-11-13 21:50:02,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:02,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:50:02,420 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:50:02,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:50:02,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:02,420 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:02,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:02,422 INFO L229 MonitoredProcess]: Starting monitored process 756 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:02,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (756)] Waiting until timeout for monitored process [2024-11-13 21:50:03,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:03,973 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:03,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:03,998 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:50:03,998 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:04,007 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:04,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (756)] Ended with exit code 0 [2024-11-13 21:50:04,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:04,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:50:04,030 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:50:04,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:50:04,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:04,030 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:04,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:04,032 INFO L229 MonitoredProcess]: Starting monitored process 757 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:04,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (757)] Waiting until timeout for monitored process [2024-11-13 21:50:05,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:05,605 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:05,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:05,626 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:50:05,627 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:05,635 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:05,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (757)] Ended with exit code 0 [2024-11-13 21:50:05,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:05,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:50:05,658 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:50:05,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:50:05,658 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:05,658 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:05,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:05,660 INFO L229 MonitoredProcess]: Starting monitored process 758 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:05,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (758)] Waiting until timeout for monitored process [2024-11-13 21:50:07,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:07,198 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:07,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:07,222 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:50:07,223 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:07,234 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:07,258 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (758)] Ended with exit code 0 [2024-11-13 21:50:07,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:07,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:50:07,269 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:50:07,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:50:07,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:07,269 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:07,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:07,271 INFO L229 MonitoredProcess]: Starting monitored process 759 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:07,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (759)] Waiting until timeout for monitored process [2024-11-13 21:50:08,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:08,841 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:08,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:08,865 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:50:08,865 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:08,874 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:08,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (759)] Forceful destruction successful, exit code 0 [2024-11-13 21:50:08,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:08,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:50:08,899 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:50:08,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:50:08,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:08,900 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:08,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:08,902 INFO L229 MonitoredProcess]: Starting monitored process 760 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:08,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (760)] Waiting until timeout for monitored process [2024-11-13 21:50:10,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:10,527 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:10,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:10,557 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:50:10,557 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:10,566 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:10,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (760)] Ended with exit code 0 [2024-11-13 21:50:10,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:10,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:50:10,590 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:50:10,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:50:10,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:10,591 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:10,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:10,592 INFO L229 MonitoredProcess]: Starting monitored process 761 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:10,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (761)] Waiting until timeout for monitored process [2024-11-13 21:50:12,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:12,149 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:12,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:12,172 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:50:12,173 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:12,182 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:12,205 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (761)] Ended with exit code 0 [2024-11-13 21:50:12,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:12,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:50:12,206 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:50:12,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:50:12,206 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:12,207 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:12,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:12,208 INFO L229 MonitoredProcess]: Starting monitored process 762 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:12,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (762)] Waiting until timeout for monitored process [2024-11-13 21:50:13,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:13,767 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:13,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:13,787 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:50:13,788 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:13,796 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:13,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (762)] Ended with exit code 0 [2024-11-13 21:50:13,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:13,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:50:13,820 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:50:13,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:50:13,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:13,820 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:13,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:13,822 INFO L229 MonitoredProcess]: Starting monitored process 763 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:13,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (763)] Waiting until timeout for monitored process [2024-11-13 21:50:15,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:15,366 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:15,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:15,391 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:50:15,391 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:15,401 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:15,424 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (763)] Ended with exit code 0 [2024-11-13 21:50:15,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:15,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:50:15,426 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:50:15,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:50:15,426 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:15,426 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:15,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:15,428 INFO L229 MonitoredProcess]: Starting monitored process 764 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:15,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (764)] Waiting until timeout for monitored process [2024-11-13 21:50:17,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:17,057 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:17,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:17,079 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:50:17,079 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:17,088 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:17,111 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (764)] Ended with exit code 0 [2024-11-13 21:50:17,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:17,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:50:17,113 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:50:17,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:50:17,113 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:17,113 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:17,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:17,115 INFO L229 MonitoredProcess]: Starting monitored process 765 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:17,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (765)] Waiting until timeout for monitored process [2024-11-13 21:50:18,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:18,670 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:18,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:18,692 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:50:18,693 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:18,708 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:18,731 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (765)] Ended with exit code 0 [2024-11-13 21:50:18,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:18,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:50:18,734 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:50:18,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:50:18,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:18,734 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:18,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:18,736 INFO L229 MonitoredProcess]: Starting monitored process 766 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:18,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (766)] Waiting until timeout for monitored process [2024-11-13 21:50:20,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:20,463 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:20,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:20,493 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:50:20,493 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:20,504 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:20,526 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (766)] Ended with exit code 0 [2024-11-13 21:50:20,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:20,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:50:20,528 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:50:20,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:50:20,528 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:20,528 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:20,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:20,530 INFO L229 MonitoredProcess]: Starting monitored process 767 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:20,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (767)] Waiting until timeout for monitored process [2024-11-13 21:50:22,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:22,134 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:22,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:22,159 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:50:22,159 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:22,168 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:22,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (767)] Ended with exit code 0 [2024-11-13 21:50:22,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:22,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:50:22,193 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:50:22,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:50:22,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:22,193 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:22,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:22,195 INFO L229 MonitoredProcess]: Starting monitored process 768 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:22,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (768)] Waiting until timeout for monitored process [2024-11-13 21:50:23,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:23,760 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:23,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:23,784 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:50:23,785 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:23,794 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:23,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (768)] Ended with exit code 0 [2024-11-13 21:50:23,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:23,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:50:23,820 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:50:23,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:50:23,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:23,820 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:23,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:23,822 INFO L229 MonitoredProcess]: Starting monitored process 769 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:23,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (769)] Waiting until timeout for monitored process [2024-11-13 21:50:25,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:25,405 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:25,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:25,429 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:50:25,429 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:25,439 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:25,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (769)] Ended with exit code 0 [2024-11-13 21:50:25,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:25,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:50:25,466 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:50:25,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:50:25,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:25,466 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:25,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:25,468 INFO L229 MonitoredProcess]: Starting monitored process 770 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:25,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (770)] Waiting until timeout for monitored process [2024-11-13 21:50:27,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:27,018 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:27,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:27,042 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:50:27,042 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:27,060 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:27,084 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (770)] Ended with exit code 0 [2024-11-13 21:50:27,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:27,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:50:27,087 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:50:27,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:50:27,087 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:27,087 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:27,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:27,089 INFO L229 MonitoredProcess]: Starting monitored process 771 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:27,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (771)] Waiting until timeout for monitored process [2024-11-13 21:50:28,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:28,663 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:28,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:28,687 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:50:28,688 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:28,698 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:28,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (771)] Ended with exit code 0 [2024-11-13 21:50:28,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:28,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:50:28,722 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:50:28,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:50:28,723 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:28,723 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:28,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:28,724 INFO L229 MonitoredProcess]: Starting monitored process 772 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:28,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (772)] Waiting until timeout for monitored process [2024-11-13 21:50:30,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:30,368 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:30,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:30,390 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:50:30,391 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:30,401 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:30,424 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (772)] Ended with exit code 0 [2024-11-13 21:50:30,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:30,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:50:30,426 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:50:30,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:50:30,427 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:30,427 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:30,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:30,428 INFO L229 MonitoredProcess]: Starting monitored process 773 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:30,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (773)] Waiting until timeout for monitored process [2024-11-13 21:50:32,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:32,266 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:32,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:32,295 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:50:32,295 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:32,306 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:32,329 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (773)] Ended with exit code 0 [2024-11-13 21:50:32,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:32,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:50:32,331 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:50:32,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:50:32,331 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:32,332 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:32,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:32,333 INFO L229 MonitoredProcess]: Starting monitored process 774 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:32,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (774)] Waiting until timeout for monitored process [2024-11-13 21:50:34,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:34,174 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:34,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:34,203 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:50:34,204 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:34,215 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:34,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (774)] Ended with exit code 0 [2024-11-13 21:50:34,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:34,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:50:34,241 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:50:34,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:50:34,241 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:34,241 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:34,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:34,243 INFO L229 MonitoredProcess]: Starting monitored process 775 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:34,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (775)] Waiting until timeout for monitored process [2024-11-13 21:50:36,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:36,118 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:36,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:36,145 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:50:36,145 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:36,164 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:36,188 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (775)] Ended with exit code 0 [2024-11-13 21:50:36,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:36,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:50:36,191 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:50:36,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:50:36,191 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:36,191 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:36,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:36,193 INFO L229 MonitoredProcess]: Starting monitored process 776 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:36,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (776)] Waiting until timeout for monitored process [2024-11-13 21:50:38,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:38,091 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:38,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:38,118 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:50:38,118 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:38,129 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:38,153 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (776)] Ended with exit code 0 [2024-11-13 21:50:38,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:38,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:50:38,155 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:50:38,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:50:38,155 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:38,155 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:38,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:38,157 INFO L229 MonitoredProcess]: Starting monitored process 777 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:38,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (777)] Waiting until timeout for monitored process [2024-11-13 21:50:40,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:40,041 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:40,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:40,069 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:50:40,069 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:40,080 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:40,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (777)] Ended with exit code 0 [2024-11-13 21:50:40,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:40,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:50:40,107 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:50:40,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:50:40,107 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:40,107 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:40,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:40,109 INFO L229 MonitoredProcess]: Starting monitored process 778 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:40,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (778)] Waiting until timeout for monitored process [2024-11-13 21:50:41,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:41,836 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:41,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:41,861 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:50:41,861 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:41,871 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:41,893 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (778)] Ended with exit code 0 [2024-11-13 21:50:41,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:41,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:50:41,894 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:50:41,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:50:41,895 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:41,895 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:41,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:41,896 INFO L229 MonitoredProcess]: Starting monitored process 779 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:41,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (779)] Waiting until timeout for monitored process [2024-11-13 21:50:43,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:43,659 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:43,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:43,684 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:50:43,685 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:43,695 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:43,722 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (779)] Ended with exit code 0 [2024-11-13 21:50:43,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:43,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:50:43,725 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:50:43,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:50:43,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:43,725 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:43,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:43,727 INFO L229 MonitoredProcess]: Starting monitored process 780 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:43,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (780)] Waiting until timeout for monitored process [2024-11-13 21:50:45,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:45,523 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:45,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:45,570 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:50:45,571 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:45,585 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:45,613 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (780)] Ended with exit code 0 [2024-11-13 21:50:45,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:45,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:50:45,615 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:50:45,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:50:45,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:45,616 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:45,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:45,619 INFO L229 MonitoredProcess]: Starting monitored process 781 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:45,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (781)] Waiting until timeout for monitored process [2024-11-13 21:50:47,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:47,242 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:47,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:47,267 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:50:47,267 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:47,276 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:47,300 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (781)] Forceful destruction successful, exit code 0 [2024-11-13 21:50:47,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:47,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:50:47,301 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:50:47,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:50:47,301 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:47,302 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:47,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:47,303 INFO L229 MonitoredProcess]: Starting monitored process 782 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:47,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (782)] Waiting until timeout for monitored process [2024-11-13 21:50:48,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:48,930 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:48,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:48,954 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:50:48,955 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:48,964 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:48,986 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (782)] Ended with exit code 0 [2024-11-13 21:50:48,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:48,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:50:48,988 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:50:48,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:50:48,988 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:48,988 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:48,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:48,990 INFO L229 MonitoredProcess]: Starting monitored process 783 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:48,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (783)] Waiting until timeout for monitored process [2024-11-13 21:50:50,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:50,636 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:50,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:50,659 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:50:50,660 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:50,668 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:50,688 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (783)] Ended with exit code 0 [2024-11-13 21:50:50,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:50,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:50:50,699 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:50:50,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:50:50,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:50,699 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:50,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:50,700 INFO L229 MonitoredProcess]: Starting monitored process 784 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:50,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (784)] Waiting until timeout for monitored process [2024-11-13 21:50:52,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:52,279 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:52,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:52,303 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:50:52,303 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:52,313 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:52,335 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (784)] Ended with exit code 0 [2024-11-13 21:50:52,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:52,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:50:52,337 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:50:52,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:50:52,338 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:52,338 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:52,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:52,339 INFO L229 MonitoredProcess]: Starting monitored process 785 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:52,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (785)] Waiting until timeout for monitored process [2024-11-13 21:50:53,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:53,971 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:53,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:53,996 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:50:53,997 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:54,007 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:54,031 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (785)] Ended with exit code 0 [2024-11-13 21:50:54,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:54,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:50:54,033 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:50:54,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:50:54,033 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:54,033 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:54,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:54,035 INFO L229 MonitoredProcess]: Starting monitored process 786 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:54,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (786)] Waiting until timeout for monitored process [2024-11-13 21:50:55,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:55,800 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:55,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:55,831 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:50:55,831 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:55,845 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:55,874 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (786)] Ended with exit code 0 [2024-11-13 21:50:55,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:55,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:50:55,877 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:50:55,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:50:55,877 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:55,877 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:55,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:55,879 INFO L229 MonitoredProcess]: Starting monitored process 787 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:55,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (787)] Waiting until timeout for monitored process [2024-11-13 21:50:57,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:57,561 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:57,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:57,585 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:50:57,586 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:57,595 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:57,618 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (787)] Ended with exit code 0 [2024-11-13 21:50:57,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:57,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:50:57,620 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:50:57,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:50:57,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:57,621 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:57,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:57,623 INFO L229 MonitoredProcess]: Starting monitored process 788 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:57,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (788)] Waiting until timeout for monitored process [2024-11-13 21:50:59,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:59,273 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:50:59,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:50:59,304 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:50:59,304 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:50:59,314 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:50:59,337 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (788)] Ended with exit code 0 [2024-11-13 21:50:59,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:59,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:50:59,339 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:50:59,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:50:59,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:50:59,340 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:50:59,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:50:59,341 INFO L229 MonitoredProcess]: Starting monitored process 789 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:50:59,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (789)] Waiting until timeout for monitored process [2024-11-13 21:51:01,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:01,057 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:01,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:01,080 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:51:01,080 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:01,089 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:51:01,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (789)] Ended with exit code 0 [2024-11-13 21:51:01,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:01,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:51:01,117 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:51:01,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:51:01,117 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:01,117 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:01,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:01,119 INFO L229 MonitoredProcess]: Starting monitored process 790 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:01,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (790)] Waiting until timeout for monitored process [2024-11-13 21:51:02,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:02,748 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:02,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:02,774 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:51:02,774 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:02,784 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:51:02,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (790)] Forceful destruction successful, exit code 0 [2024-11-13 21:51:02,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:02,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:51:02,811 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:51:02,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:51:02,811 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:02,811 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:02,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:02,813 INFO L229 MonitoredProcess]: Starting monitored process 791 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:02,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (791)] Waiting until timeout for monitored process [2024-11-13 21:51:04,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:04,418 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:04,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:04,442 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:51:04,443 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:04,459 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:51:04,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (791)] Ended with exit code 0 [2024-11-13 21:51:04,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:04,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:51:04,483 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:51:04,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:51:04,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:04,483 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:04,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:04,485 INFO L229 MonitoredProcess]: Starting monitored process 792 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:04,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (792)] Waiting until timeout for monitored process [2024-11-13 21:51:06,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:06,091 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:06,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:06,115 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:51:06,116 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:06,125 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:51:06,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (792)] Ended with exit code 0 [2024-11-13 21:51:06,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:06,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:51:06,149 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:51:06,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:51:06,149 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:06,149 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:06,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:06,151 INFO L229 MonitoredProcess]: Starting monitored process 793 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:06,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (793)] Waiting until timeout for monitored process [2024-11-13 21:51:07,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:07,758 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:07,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:07,780 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:51:07,781 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:07,790 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:51:07,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (793)] Ended with exit code 0 [2024-11-13 21:51:07,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:07,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:51:07,814 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:51:07,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:51:07,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:07,814 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:07,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:07,816 INFO L229 MonitoredProcess]: Starting monitored process 794 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:07,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (794)] Waiting until timeout for monitored process [2024-11-13 21:51:09,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:09,430 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:09,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:09,460 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:51:09,461 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:09,473 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:51:09,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (794)] Ended with exit code 0 [2024-11-13 21:51:09,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:09,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:51:09,504 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:51:09,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:51:09,504 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:09,504 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:09,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:09,507 INFO L229 MonitoredProcess]: Starting monitored process 795 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:09,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (795)] Waiting until timeout for monitored process [2024-11-13 21:51:11,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:11,155 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:11,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:11,179 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:51:11,179 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:11,188 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:51:11,210 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (795)] Forceful destruction successful, exit code 0 [2024-11-13 21:51:11,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:11,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:51:11,212 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:51:11,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:51:11,212 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:11,212 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:11,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:11,214 INFO L229 MonitoredProcess]: Starting monitored process 796 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:11,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (796)] Waiting until timeout for monitored process [2024-11-13 21:51:12,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:12,834 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:12,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:12,856 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:51:12,857 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:12,866 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:51:12,888 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (796)] Ended with exit code 0 [2024-11-13 21:51:12,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:12,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:51:12,891 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:51:12,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:51:12,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:12,891 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:12,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:12,892 INFO L229 MonitoredProcess]: Starting monitored process 797 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:12,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (797)] Waiting until timeout for monitored process [2024-11-13 21:51:14,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:14,524 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:14,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:14,548 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:51:14,548 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:14,557 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:51:14,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (797)] Ended with exit code 0 [2024-11-13 21:51:14,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:14,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:51:14,585 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:51:14,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:51:14,585 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:14,585 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:14,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:14,588 INFO L229 MonitoredProcess]: Starting monitored process 798 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:14,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (798)] Waiting until timeout for monitored process [2024-11-13 21:51:16,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:16,473 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:16,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:16,498 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:51:16,499 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:16,509 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:51:16,533 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (798)] Ended with exit code 0 [2024-11-13 21:51:16,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:16,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:51:16,534 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:51:16,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:51:16,534 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:16,535 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:16,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:16,536 INFO L229 MonitoredProcess]: Starting monitored process 799 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:16,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (799)] Waiting until timeout for monitored process [2024-11-13 21:51:18,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:18,184 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:18,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:18,209 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:51:18,210 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:18,220 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:51:18,244 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (799)] Ended with exit code 0 [2024-11-13 21:51:18,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:18,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:51:18,246 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:51:18,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:51:18,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:18,246 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:18,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:18,248 INFO L229 MonitoredProcess]: Starting monitored process 800 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:18,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (800)] Waiting until timeout for monitored process [2024-11-13 21:51:19,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:19,978 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:20,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:20,004 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:51:20,004 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:20,014 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:51:20,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (800)] Ended with exit code 0 [2024-11-13 21:51:20,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:20,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:51:20,040 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:51:20,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:51:20,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:20,040 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:20,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:20,042 INFO L229 MonitoredProcess]: Starting monitored process 801 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:20,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (801)] Waiting until timeout for monitored process [2024-11-13 21:51:21,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:21,663 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:21,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:21,688 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:51:21,688 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:21,697 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:51:21,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (801)] Ended with exit code 0 [2024-11-13 21:51:21,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:21,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:51:21,721 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:51:21,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:51:21,722 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:21,722 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:21,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:21,723 INFO L229 MonitoredProcess]: Starting monitored process 802 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:21,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (802)] Waiting until timeout for monitored process [2024-11-13 21:51:23,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:23,339 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:23,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:23,369 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:51:23,370 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:23,379 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:51:23,403 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (802)] Ended with exit code 0 [2024-11-13 21:51:23,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:23,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:51:23,405 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:51:23,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:51:23,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:23,405 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:23,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:23,406 INFO L229 MonitoredProcess]: Starting monitored process 803 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:23,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (803)] Waiting until timeout for monitored process [2024-11-13 21:51:25,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:25,031 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:25,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:25,055 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:51:25,056 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:25,065 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:51:25,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (803)] Ended with exit code 0 [2024-11-13 21:51:25,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:25,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:51:25,089 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:51:25,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:51:25,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:25,089 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:25,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:25,091 INFO L229 MonitoredProcess]: Starting monitored process 804 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:25,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (804)] Waiting until timeout for monitored process [2024-11-13 21:51:26,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:26,731 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:26,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:26,757 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:51:26,757 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:26,767 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:51:26,791 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (804)] Ended with exit code 0 [2024-11-13 21:51:26,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:26,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:51:26,793 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:51:26,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:51:26,793 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:26,793 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:26,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:26,795 INFO L229 MonitoredProcess]: Starting monitored process 805 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:26,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (805)] Waiting until timeout for monitored process [2024-11-13 21:51:28,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:28,445 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:28,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:28,470 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:51:28,470 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:28,487 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:51:28,511 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (805)] Ended with exit code 0 [2024-11-13 21:51:28,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:28,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:51:28,513 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:51:28,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:51:28,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:28,514 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:28,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:28,515 INFO L229 MonitoredProcess]: Starting monitored process 806 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:28,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (806)] Waiting until timeout for monitored process [2024-11-13 21:51:30,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:30,262 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:30,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:30,286 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:51:30,286 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:30,296 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:51:30,320 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (806)] Ended with exit code 0 [2024-11-13 21:51:30,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:30,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:51:30,322 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:51:30,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:51:30,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:30,322 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:30,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:30,324 INFO L229 MonitoredProcess]: Starting monitored process 807 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:30,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (807)] Waiting until timeout for monitored process [2024-11-13 21:51:31,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:31,972 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:31,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:31,995 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:51:31,995 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:32,004 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:51:32,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (807)] Ended with exit code 0 [2024-11-13 21:51:32,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:32,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:51:32,030 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:51:32,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:51:32,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:32,031 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:32,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:32,032 INFO L229 MonitoredProcess]: Starting monitored process 808 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:32,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (808)] Waiting until timeout for monitored process [2024-11-13 21:51:33,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:33,685 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:33,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:33,710 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:51:33,711 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:33,728 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:51:33,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (808)] Ended with exit code 0 [2024-11-13 21:51:33,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:33,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:51:33,754 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:51:33,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:51:33,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:33,754 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:33,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:33,756 INFO L229 MonitoredProcess]: Starting monitored process 809 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:33,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (809)] Waiting until timeout for monitored process [2024-11-13 21:51:35,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:35,391 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:35,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:35,414 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:51:35,414 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:35,423 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:51:35,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (809)] Forceful destruction successful, exit code 0 [2024-11-13 21:51:35,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:35,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:51:35,449 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:51:35,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:51:35,449 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:35,449 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:35,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:35,451 INFO L229 MonitoredProcess]: Starting monitored process 810 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:35,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (810)] Waiting until timeout for monitored process [2024-11-13 21:51:37,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:37,098 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:37,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:37,122 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:51:37,122 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:37,130 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:51:37,153 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (810)] Ended with exit code 0 [2024-11-13 21:51:37,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:37,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:51:37,155 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:51:37,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:51:37,155 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:37,155 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:37,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:37,156 INFO L229 MonitoredProcess]: Starting monitored process 811 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:37,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (811)] Waiting until timeout for monitored process [2024-11-13 21:51:38,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:38,786 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:38,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:38,812 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:51:38,812 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:38,822 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:51:38,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (811)] Ended with exit code 0 [2024-11-13 21:51:38,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:38,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:51:38,858 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:51:38,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:51:38,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:38,858 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:38,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:38,860 INFO L229 MonitoredProcess]: Starting monitored process 812 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:38,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (812)] Waiting until timeout for monitored process [2024-11-13 21:51:40,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:40,580 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:40,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:40,602 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:51:40,602 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:40,612 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:51:40,637 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (812)] Ended with exit code 0 [2024-11-13 21:51:40,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:40,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:51:40,639 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:51:40,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:51:40,640 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:40,640 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:40,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:40,642 INFO L229 MonitoredProcess]: Starting monitored process 813 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:40,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (813)] Waiting until timeout for monitored process [2024-11-13 21:51:42,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:42,291 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:42,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:42,316 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:51:42,317 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:42,327 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:51:42,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (813)] Ended with exit code 0 [2024-11-13 21:51:42,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:42,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:51:42,353 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:51:42,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:51:42,353 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:42,353 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:42,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:42,355 INFO L229 MonitoredProcess]: Starting monitored process 814 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:42,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (814)] Waiting until timeout for monitored process [2024-11-13 21:51:44,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:44,018 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:44,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:44,041 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:51:44,041 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:44,050 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:51:44,078 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (814)] Forceful destruction successful, exit code 0 [2024-11-13 21:51:44,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:44,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:51:44,080 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:51:44,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:51:44,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:44,081 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:44,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:44,082 INFO L229 MonitoredProcess]: Starting monitored process 815 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:44,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (815)] Waiting until timeout for monitored process [2024-11-13 21:51:45,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:45,716 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:45,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:45,739 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:51:45,740 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:45,749 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:51:45,772 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (815)] Ended with exit code 0 [2024-11-13 21:51:45,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:45,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:51:45,774 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:51:45,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:51:45,774 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:45,774 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:45,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:45,776 INFO L229 MonitoredProcess]: Starting monitored process 816 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:45,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (816)] Waiting until timeout for monitored process [2024-11-13 21:51:47,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:47,425 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:47,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:47,448 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:51:47,449 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:47,457 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:51:47,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (816)] Ended with exit code 0 [2024-11-13 21:51:47,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:47,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:51:47,481 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:51:47,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:51:47,481 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:47,481 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:47,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:47,483 INFO L229 MonitoredProcess]: Starting monitored process 817 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:47,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (817)] Waiting until timeout for monitored process [2024-11-13 21:51:49,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:49,126 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:49,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:49,149 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:51:49,149 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:49,158 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:51:49,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (817)] Ended with exit code 0 [2024-11-13 21:51:49,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:49,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:51:49,189 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:51:49,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:51:49,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:49,190 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:49,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:49,192 INFO L229 MonitoredProcess]: Starting monitored process 818 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:49,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (818)] Waiting until timeout for monitored process [2024-11-13 21:51:50,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:50,899 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:50,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:50,921 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:51:50,921 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:50,930 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:51:50,953 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (818)] Forceful destruction successful, exit code 0 [2024-11-13 21:51:50,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:50,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:51:50,955 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:51:50,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:51:50,955 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:50,956 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:50,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:50,957 INFO L229 MonitoredProcess]: Starting monitored process 819 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:50,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (819)] Waiting until timeout for monitored process [2024-11-13 21:51:52,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:52,609 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:52,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:52,631 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:51:52,631 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:52,640 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:51:52,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (819)] Ended with exit code 0 [2024-11-13 21:51:52,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:52,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:51:52,665 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:51:52,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:51:52,665 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:52,665 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:52,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:52,667 INFO L229 MonitoredProcess]: Starting monitored process 820 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:52,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (820)] Waiting until timeout for monitored process [2024-11-13 21:51:54,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:54,310 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:54,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:54,332 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:51:54,333 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:54,348 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:51:54,371 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (820)] Forceful destruction successful, exit code 0 [2024-11-13 21:51:54,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:54,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:51:54,373 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:51:54,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:51:54,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:54,374 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:54,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:54,375 INFO L229 MonitoredProcess]: Starting monitored process 821 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:54,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (821)] Waiting until timeout for monitored process [2024-11-13 21:51:56,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:56,023 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:56,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:56,045 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:51:56,045 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:56,054 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:51:56,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (821)] Ended with exit code 0 [2024-11-13 21:51:56,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:56,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:51:56,078 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:51:56,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:51:56,078 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:56,078 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:56,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:56,080 INFO L229 MonitoredProcess]: Starting monitored process 822 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:56,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (822)] Waiting until timeout for monitored process [2024-11-13 21:51:57,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:57,744 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:57,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:57,768 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:51:57,768 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:57,778 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:51:57,802 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (822)] Ended with exit code 0 [2024-11-13 21:51:57,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:57,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:51:57,803 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:51:57,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:51:57,804 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:57,804 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:57,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:57,805 INFO L229 MonitoredProcess]: Starting monitored process 823 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:57,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (823)] Waiting until timeout for monitored process [2024-11-13 21:51:59,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:59,460 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:51:59,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:59,489 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:51:59,490 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:51:59,499 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:51:59,524 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (823)] Ended with exit code 0 [2024-11-13 21:51:59,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:51:59,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:51:59,525 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:51:59,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:51:59,526 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:51:59,526 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:51:59,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:51:59,527 INFO L229 MonitoredProcess]: Starting monitored process 824 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:51:59,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (824)] Waiting until timeout for monitored process [2024-11-13 21:52:01,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:01,216 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:01,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:01,239 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:52:01,240 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:01,248 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:52:01,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (824)] Ended with exit code 0 [2024-11-13 21:52:01,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:01,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:52:01,273 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:52:01,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:52:01,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:01,274 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:01,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:01,275 INFO L229 MonitoredProcess]: Starting monitored process 825 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:01,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (825)] Waiting until timeout for monitored process [2024-11-13 21:52:02,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:02,958 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:02,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:02,981 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:52:02,982 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:02,991 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:52:03,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (825)] Ended with exit code 0 [2024-11-13 21:52:03,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:03,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:52:03,016 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:52:03,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:52:03,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:03,016 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:03,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:03,018 INFO L229 MonitoredProcess]: Starting monitored process 826 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:03,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (826)] Waiting until timeout for monitored process [2024-11-13 21:52:04,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:04,689 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:04,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:04,713 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:52:04,713 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:04,722 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:52:04,745 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (826)] Ended with exit code 0 [2024-11-13 21:52:04,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:04,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:52:04,747 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:52:04,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:52:04,747 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:04,747 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:04,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:04,748 INFO L229 MonitoredProcess]: Starting monitored process 827 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:04,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (827)] Waiting until timeout for monitored process [2024-11-13 21:52:06,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:06,415 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:06,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:06,439 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:52:06,439 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:06,448 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:52:06,471 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (827)] Forceful destruction successful, exit code 0 [2024-11-13 21:52:06,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:06,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:52:06,473 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:52:06,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:52:06,474 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:06,474 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:06,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:06,475 INFO L229 MonitoredProcess]: Starting monitored process 828 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:06,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (828)] Waiting until timeout for monitored process [2024-11-13 21:52:08,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:08,153 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:08,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:08,175 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:52:08,176 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:08,185 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:52:08,209 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (828)] Forceful destruction successful, exit code 0 [2024-11-13 21:52:08,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:08,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:52:08,210 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:52:08,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:52:08,210 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:08,210 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:08,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:08,212 INFO L229 MonitoredProcess]: Starting monitored process 829 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:08,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (829)] Waiting until timeout for monitored process [2024-11-13 21:52:09,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:09,923 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:09,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:09,946 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:52:09,947 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:09,955 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:52:09,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (829)] Ended with exit code 0 [2024-11-13 21:52:09,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:09,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:52:09,980 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:52:09,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:52:09,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:09,980 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:09,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:09,982 INFO L229 MonitoredProcess]: Starting monitored process 830 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:09,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (830)] Waiting until timeout for monitored process [2024-11-13 21:52:11,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:11,651 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:11,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:11,675 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:52:11,676 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:11,685 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:52:11,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (830)] Ended with exit code 0 [2024-11-13 21:52:11,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:11,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:52:11,711 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:52:11,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:52:11,711 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:11,711 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:11,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:11,713 INFO L229 MonitoredProcess]: Starting monitored process 831 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:11,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (831)] Waiting until timeout for monitored process [2024-11-13 21:52:13,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:13,385 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:13,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:13,409 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:52:13,410 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:13,419 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:52:13,443 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (831)] Forceful destruction successful, exit code 0 [2024-11-13 21:52:13,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:13,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:52:13,445 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:52:13,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:52:13,445 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:13,445 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:13,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:13,447 INFO L229 MonitoredProcess]: Starting monitored process 832 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:13,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (832)] Waiting until timeout for monitored process [2024-11-13 21:52:15,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:15,128 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:15,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:15,151 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:52:15,152 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:15,161 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:52:15,185 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (832)] Forceful destruction successful, exit code 0 [2024-11-13 21:52:15,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:15,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:52:15,187 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:52:15,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:52:15,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:15,187 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:15,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:15,189 INFO L229 MonitoredProcess]: Starting monitored process 833 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:15,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (833)] Waiting until timeout for monitored process [2024-11-13 21:52:16,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:16,866 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:16,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:16,890 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:52:16,890 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:16,908 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:52:16,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (833)] Ended with exit code 0 [2024-11-13 21:52:16,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:16,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:52:16,933 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:52:16,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:52:16,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:16,934 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:16,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:16,935 INFO L229 MonitoredProcess]: Starting monitored process 834 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:16,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (834)] Waiting until timeout for monitored process [2024-11-13 21:52:18,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:18,620 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:18,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:18,642 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:52:18,642 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:18,651 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:52:18,674 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (834)] Ended with exit code 0 [2024-11-13 21:52:18,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:18,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:52:18,676 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:52:18,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:52:18,676 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:18,676 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:18,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:18,677 INFO L229 MonitoredProcess]: Starting monitored process 835 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:18,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (835)] Waiting until timeout for monitored process [2024-11-13 21:52:20,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:20,399 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:20,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:20,421 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:52:20,422 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:20,430 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:52:20,453 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (835)] Ended with exit code 0 [2024-11-13 21:52:20,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:20,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:52:20,456 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:52:20,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:52:20,456 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:20,456 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:20,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:20,458 INFO L229 MonitoredProcess]: Starting monitored process 836 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:20,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (836)] Waiting until timeout for monitored process [2024-11-13 21:52:22,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:22,144 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:22,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:22,166 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:52:22,166 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:22,174 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:52:22,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (836)] Ended with exit code 0 [2024-11-13 21:52:22,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:22,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:52:22,200 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:52:22,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:52:22,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:22,200 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:22,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:22,201 INFO L229 MonitoredProcess]: Starting monitored process 837 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:22,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (837)] Waiting until timeout for monitored process [2024-11-13 21:52:23,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:23,883 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:23,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:23,906 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:52:23,907 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:23,915 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:52:23,938 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (837)] Ended with exit code 0 [2024-11-13 21:52:23,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:23,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:52:23,940 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:52:23,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:52:23,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:23,941 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:23,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:23,942 INFO L229 MonitoredProcess]: Starting monitored process 838 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:23,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (838)] Waiting until timeout for monitored process [2024-11-13 21:52:25,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:25,636 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:25,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:25,658 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:52:25,658 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:25,667 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:52:25,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (838)] Forceful destruction successful, exit code 0 [2024-11-13 21:52:25,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:25,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:52:25,692 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:52:25,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:52:25,692 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:25,692 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:25,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:25,694 INFO L229 MonitoredProcess]: Starting monitored process 839 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:25,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (839)] Waiting until timeout for monitored process [2024-11-13 21:52:27,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:27,384 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:27,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:27,408 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:52:27,408 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:27,417 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:52:27,440 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (839)] Ended with exit code 0 [2024-11-13 21:52:27,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:27,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:52:27,442 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:52:27,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:52:27,442 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:27,442 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:27,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:27,444 INFO L229 MonitoredProcess]: Starting monitored process 840 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:27,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (840)] Waiting until timeout for monitored process [2024-11-13 21:52:29,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:29,135 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:29,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:29,164 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:52:29,165 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:29,174 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:52:29,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (840)] Ended with exit code 0 [2024-11-13 21:52:29,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:29,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:52:29,200 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:52:29,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:52:29,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:29,200 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:29,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:29,202 INFO L229 MonitoredProcess]: Starting monitored process 841 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:29,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (841)] Waiting until timeout for monitored process [2024-11-13 21:52:30,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:30,953 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:30,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:30,976 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:52:30,977 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:30,985 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:52:31,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (841)] Ended with exit code 0 [2024-11-13 21:52:31,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:31,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:52:31,009 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:52:31,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:52:31,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:31,009 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:31,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:31,011 INFO L229 MonitoredProcess]: Starting monitored process 842 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:31,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (842)] Waiting until timeout for monitored process [2024-11-13 21:52:32,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:32,721 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:32,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:32,744 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:52:32,744 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:32,754 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:52:32,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (842)] Ended with exit code 0 [2024-11-13 21:52:32,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:32,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:52:32,782 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:52:32,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:52:32,782 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:32,782 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:32,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:32,784 INFO L229 MonitoredProcess]: Starting monitored process 843 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:32,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (843)] Waiting until timeout for monitored process [2024-11-13 21:52:34,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:34,485 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:34,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:34,509 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:52:34,509 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:34,518 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:52:34,540 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (843)] Ended with exit code 0 [2024-11-13 21:52:34,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:34,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:52:34,542 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:52:34,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:52:34,542 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:34,542 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:34,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:34,544 INFO L229 MonitoredProcess]: Starting monitored process 844 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:34,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (844)] Waiting until timeout for monitored process [2024-11-13 21:52:36,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:36,235 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:36,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:36,259 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:52:36,260 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:36,268 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:52:36,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (844)] Ended with exit code 0 [2024-11-13 21:52:36,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:36,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:52:36,296 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:52:36,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:52:36,296 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:36,296 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:36,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:36,301 INFO L229 MonitoredProcess]: Starting monitored process 845 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:36,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (845)] Waiting until timeout for monitored process [2024-11-13 21:52:38,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:38,014 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:38,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:38,036 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:52:38,037 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:38,046 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:52:38,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (845)] Ended with exit code 0 [2024-11-13 21:52:38,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:38,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:52:38,072 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:52:38,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:52:38,072 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:38,072 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:38,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:38,074 INFO L229 MonitoredProcess]: Starting monitored process 846 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:38,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (846)] Waiting until timeout for monitored process [2024-11-13 21:52:39,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:39,791 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:39,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:39,813 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:52:39,813 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:39,822 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:52:39,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (846)] Ended with exit code 0 [2024-11-13 21:52:39,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:39,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:52:39,849 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:52:39,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:52:39,849 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:39,849 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:39,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:39,851 INFO L229 MonitoredProcess]: Starting monitored process 847 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:39,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (847)] Waiting until timeout for monitored process [2024-11-13 21:52:41,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:41,558 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:41,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:41,582 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:52:41,582 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:41,591 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:52:41,613 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (847)] Ended with exit code 0 [2024-11-13 21:52:41,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:41,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:52:41,615 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:52:41,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:52:41,615 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:41,615 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:41,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:41,617 INFO L229 MonitoredProcess]: Starting monitored process 848 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:41,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (848)] Waiting until timeout for monitored process [2024-11-13 21:52:43,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:43,361 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:43,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:43,385 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:52:43,386 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:43,394 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:52:43,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (848)] Ended with exit code 0 [2024-11-13 21:52:43,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:43,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:52:43,419 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:52:43,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:52:43,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:43,419 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:43,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:43,421 INFO L229 MonitoredProcess]: Starting monitored process 849 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:43,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (849)] Waiting until timeout for monitored process [2024-11-13 21:52:45,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:45,116 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:45,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:45,140 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:52:45,140 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:45,149 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:52:45,171 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (849)] Ended with exit code 0 [2024-11-13 21:52:45,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:45,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-13 21:52:45,173 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-13 21:52:45,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:52:45,173 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:45,173 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:45,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:45,175 INFO L229 MonitoredProcess]: Starting monitored process 850 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:45,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f509efe5-8fe8-4529-9ea7-fd75bdaa8cb1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (850)] Waiting until timeout for monitored process