./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b --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 e3523bc8254ad35e64aad06fd6e3c84672a9aa19521e18482795d6584edb45d0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:44:20,227 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:44:20,286 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 21:44:20,290 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:44:20,291 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:44:20,310 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:44:20,311 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:44:20,311 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:44:20,311 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:44:20,311 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:44:20,311 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:44:20,312 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:44:20,312 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:44:20,312 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:44:20,312 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:44:20,312 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:44:20,312 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:44:20,312 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:44:20,312 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:44:20,312 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:44:20,312 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:44:20,312 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:44:20,312 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:44:20,313 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:44:20,313 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:44:20,313 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:44:20,313 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:44:20,313 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:44:20,313 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:44:20,313 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:44:20,313 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:44:20,313 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:44:20,313 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:44:20,313 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_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b 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 -> e3523bc8254ad35e64aad06fd6e3c84672a9aa19521e18482795d6584edb45d0 [2024-12-05 21:44:20,558 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:44:20,566 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:44:20,568 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:44:20,569 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:44:20,570 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:44:20,571 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound100.c [2024-12-05 21:44:23,230 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/data/efbca74ab/020fec79f3f741b1b1b278f0219e9cd3/FLAG713aac992 [2024-12-05 21:44:23,428 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:44:23,428 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound100.c [2024-12-05 21:44:23,435 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/data/efbca74ab/020fec79f3f741b1b1b278f0219e9cd3/FLAG713aac992 [2024-12-05 21:44:23,796 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/data/efbca74ab/020fec79f3f741b1b1b278f0219e9cd3 [2024-12-05 21:44:23,798 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:44:23,799 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:44:23,800 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:44:23,800 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:44:23,803 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:44:23,803 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:44:23" (1/1) ... [2024-12-05 21:44:23,804 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@94a4dfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:44:23, skipping insertion in model container [2024-12-05 21:44:23,804 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:44:23" (1/1) ... [2024-12-05 21:44:23,814 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:44:23,918 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_ed5536c4-adce-46ad-b081-19817083e5b7/sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound100.c[538,551] [2024-12-05 21:44:23,937 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:44:23,945 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:44:23,955 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_ed5536c4-adce-46ad-b081-19817083e5b7/sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound100.c[538,551] [2024-12-05 21:44:23,962 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:44:23,972 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:44:23,972 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:44:23 WrapperNode [2024-12-05 21:44:23,973 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:44:23,973 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:44:23,973 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:44:23,973 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:44:23,978 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:44:23" (1/1) ... [2024-12-05 21:44:23,983 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:44:23" (1/1) ... [2024-12-05 21:44:23,999 INFO L138 Inliner]: procedures = 14, calls = 17, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 54 [2024-12-05 21:44:23,999 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:44:24,000 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:44:24,000 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:44:24,000 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:44:24,005 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:44:23" (1/1) ... [2024-12-05 21:44:24,005 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:44:23" (1/1) ... [2024-12-05 21:44:24,007 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:44:23" (1/1) ... [2024-12-05 21:44:24,007 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:44:23" (1/1) ... [2024-12-05 21:44:24,010 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:44:23" (1/1) ... [2024-12-05 21:44:24,010 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:44:23" (1/1) ... [2024-12-05 21:44:24,013 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:44:23" (1/1) ... [2024-12-05 21:44:24,015 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:44:23" (1/1) ... [2024-12-05 21:44:24,015 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:44:23" (1/1) ... [2024-12-05 21:44:24,017 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:44:24,017 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:44:24,018 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:44:24,018 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:44:24,019 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:44:23" (1/1) ... [2024-12-05 21:44:24,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:44:24,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:44:24,042 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:44:24,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:44:24,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:44:24,068 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 21:44:24,068 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 21:44:24,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:44:24,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:44:24,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:44:24,068 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 21:44:24,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 21:44:24,114 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:44:24,115 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:44:24,254 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-12-05 21:44:24,254 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:44:24,288 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:44:24,289 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-05 21:44:24,289 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:44:24 BoogieIcfgContainer [2024-12-05 21:44:24,289 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:44:24,290 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:44:24,290 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:44:24,297 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:44:24,298 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:44:24" (1/1) ... [2024-12-05 21:44:24,304 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:44:24,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:24,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2024-12-05 21:44:24,347 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2024-12-05 21:44:24,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 21:44:24,351 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:24,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:24,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:24,612 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 21:44:24,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:24,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 28 states and 44 transitions. [2024-12-05 21:44:24,701 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 44 transitions. [2024-12-05 21:44:24,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-05 21:44:24,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:24,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:24,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:24,831 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 21:44:24,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:24,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 30 states and 47 transitions. [2024-12-05 21:44:24,942 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 47 transitions. [2024-12-05 21:44:24,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:44:24,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:24,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:24,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:44:24,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:24,990 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 21:44:24,995 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:25,103 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-05 21:44:25,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:25,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 33 states and 53 transitions. [2024-12-05 21:44:25,418 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 53 transitions. [2024-12-05 21:44:25,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 21:44:25,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:25,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:25,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:44:25,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:25,465 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 21:44:25,467 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:25,515 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-12-05 21:44:25,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:25,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 35 states and 57 transitions. [2024-12-05 21:44:25,718 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 57 transitions. [2024-12-05 21:44:25,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 21:44:25,719 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:25,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:25,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:25,873 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-12-05 21:44:26,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:26,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 38 states and 64 transitions. [2024-12-05 21:44:26,189 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 64 transitions. [2024-12-05 21:44:26,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-05 21:44:26,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:26,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:26,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:44:26,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:26,238 INFO L256 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:44:26,240 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:26,334 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-12-05 21:44:27,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:27,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 42 states and 73 transitions. [2024-12-05 21:44:27,209 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 73 transitions. [2024-12-05 21:44:27,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 21:44:27,210 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:27,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:27,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:44:27,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:27,253 INFO L256 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 21:44:27,255 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:27,311 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-12-05 21:44:27,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:27,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 45 states and 81 transitions. [2024-12-05 21:44:27,532 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 81 transitions. [2024-12-05 21:44:27,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 21:44:27,533 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:27,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:27,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:27,599 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-12-05 21:44:27,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:27,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 48 states and 87 transitions. [2024-12-05 21:44:27,917 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 87 transitions. [2024-12-05 21:44:27,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-05 21:44:27,918 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:27,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:27,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:28,073 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-12-05 21:44:28,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:28,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 49 states and 88 transitions. [2024-12-05 21:44:28,397 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 88 transitions. [2024-12-05 21:44:28,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-05 21:44:28,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:28,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:28,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:44:28,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:28,443 INFO L256 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 21:44:28,445 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:28,502 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-12-05 21:44:28,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:28,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 49 states and 87 transitions. [2024-12-05 21:44:28,713 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 87 transitions. [2024-12-05 21:44:28,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-05 21:44:28,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:28,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:28,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:44:28,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:28,762 INFO L256 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-05 21:44:28,764 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:28,875 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 16 proven. 10 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-12-05 21:44:29,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:29,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 53 states and 96 transitions. [2024-12-05 21:44:29,701 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 96 transitions. [2024-12-05 21:44:29,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:44:29,701 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:29,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:29,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:44:29,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:29,761 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-12-05 21:44:29,763 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:30,260 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 15 proven. 27 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2024-12-05 21:44:31,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:31,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 56 states and 106 transitions. [2024-12-05 21:44:31,515 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 106 transitions. [2024-12-05 21:44:31,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-05 21:44:31,517 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:31,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:31,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:44:31,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:31,570 INFO L256 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-05 21:44:31,572 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:31,889 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-12-05 21:44:32,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:32,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 57 states and 110 transitions. [2024-12-05 21:44:32,321 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 110 transitions. [2024-12-05 21:44:32,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-05 21:44:32,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:32,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:32,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:44:32,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:32,364 INFO L256 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 21:44:32,366 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:32,433 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-12-05 21:44:32,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:32,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 57 states and 109 transitions. [2024-12-05 21:44:32,706 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 109 transitions. [2024-12-05 21:44:32,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-05 21:44:32,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:32,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:32,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:32,917 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-05 21:44:33,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:33,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 59 states and 112 transitions. [2024-12-05 21:44:33,429 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 112 transitions. [2024-12-05 21:44:33,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-05 21:44:33,430 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:33,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:33,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:44:33,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:33,491 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-05 21:44:33,493 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:34,189 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 20 proven. 7 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-05 21:44:35,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:35,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 62 states and 118 transitions. [2024-12-05 21:44:35,122 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 118 transitions. [2024-12-05 21:44:35,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-12-05 21:44:35,123 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:35,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:35,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:44:35,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:35,165 INFO L256 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-05 21:44:35,167 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:35,318 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 22 proven. 21 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2024-12-05 21:44:36,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:36,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 66 states and 127 transitions. [2024-12-05 21:44:36,538 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 127 transitions. [2024-12-05 21:44:36,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-12-05 21:44:36,539 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:36,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:36,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:36,940 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2024-12-05 21:44:37,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:37,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 66 states and 126 transitions. [2024-12-05 21:44:37,542 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 126 transitions. [2024-12-05 21:44:37,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-12-05 21:44:37,542 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:37,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:37,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:44:37,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:37,597 INFO L256 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-05 21:44:37,599 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:38,117 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 22 proven. 13 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2024-12-05 21:44:39,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:39,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 70 states and 140 transitions. [2024-12-05 21:44:39,600 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 140 transitions. [2024-12-05 21:44:39,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 21:44:39,601 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:39,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:39,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:44:39,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:39,651 INFO L256 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-12-05 21:44:39,653 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:40,265 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 24 proven. 14 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-12-05 21:44:41,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:41,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 71 states and 144 transitions. [2024-12-05 21:44:41,007 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 144 transitions. [2024-12-05 21:44:41,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 21:44:41,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:41,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:41,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:44:41,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:41,056 INFO L256 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-05 21:44:41,058 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:41,135 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 23 proven. 34 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2024-12-05 21:44:41,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:41,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 71 states and 143 transitions. [2024-12-05 21:44:41,431 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 143 transitions. [2024-12-05 21:44:41,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-05 21:44:41,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:41,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:41,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:44:41,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:41,508 INFO L256 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-12-05 21:44:41,509 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:42,048 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 25 proven. 54 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2024-12-05 21:44:43,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:43,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 74 states and 154 transitions. [2024-12-05 21:44:43,492 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 154 transitions. [2024-12-05 21:44:43,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-12-05 21:44:43,493 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:43,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:43,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:44:43,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:43,540 INFO L256 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-12-05 21:44:43,542 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:43,791 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 27 proven. 76 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2024-12-05 21:44:45,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:45,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 78 states and 163 transitions. [2024-12-05 21:44:45,530 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 163 transitions. [2024-12-05 21:44:45,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-12-05 21:44:45,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:45,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:45,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:44:45,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:45,606 INFO L256 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-12-05 21:44:45,608 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:46,381 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 27 proven. 59 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2024-12-05 21:44:47,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:47,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 79 states and 166 transitions. [2024-12-05 21:44:47,226 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 166 transitions. [2024-12-05 21:44:47,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-12-05 21:44:47,227 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:47,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:47,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:44:47,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:47,284 INFO L256 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-12-05 21:44:47,286 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:47,639 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 28 proven. 19 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-12-05 21:44:48,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:48,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 80 states and 169 transitions. [2024-12-05 21:44:48,140 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 169 transitions. [2024-12-05 21:44:48,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-12-05 21:44:48,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:48,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:48,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:44:48,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:48,203 INFO L256 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-12-05 21:44:48,205 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:48,802 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 27 proven. 65 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2024-12-05 21:44:50,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:50,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 84 states and 183 transitions. [2024-12-05 21:44:50,785 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 183 transitions. [2024-12-05 21:44:50,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-12-05 21:44:50,786 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:50,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:50,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:44:50,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:50,844 INFO L256 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-05 21:44:50,846 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:51,401 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 30 proven. 26 refuted. 0 times theorem prover too weak. 426 trivial. 0 not checked. [2024-12-05 21:44:52,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:52,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 85 states and 187 transitions. [2024-12-05 21:44:52,163 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 187 transitions. [2024-12-05 21:44:52,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-12-05 21:44:52,164 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:52,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:52,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:44:52,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:52,215 INFO L256 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 21:44:52,216 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:52,299 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 466 trivial. 0 not checked. [2024-12-05 21:44:52,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:52,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 85 states and 186 transitions. [2024-12-05 21:44:52,702 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 186 transitions. [2024-12-05 21:44:52,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-12-05 21:44:52,703 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:52,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:52,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:44:52,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:52,764 INFO L256 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-12-05 21:44:52,767 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:44:54,649 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 71 proven. 22 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2024-12-05 21:44:58,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:58,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 89 states and 195 transitions. [2024-12-05 21:44:58,303 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 195 transitions. [2024-12-05 21:44:58,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-12-05 21:44:58,303 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:58,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:58,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:59,026 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 32 proven. 21 refuted. 0 times theorem prover too weak. 486 trivial. 0 not checked. [2024-12-05 21:45:00,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:00,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 89 states and 194 transitions. [2024-12-05 21:45:00,513 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 194 transitions. [2024-12-05 21:45:00,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-12-05 21:45:00,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:00,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:45:00,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:45:00,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:00,596 INFO L256 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-12-05 21:45:00,598 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:02,016 INFO L134 CoverageAnalysis]: Checked inductivity of 547 backedges. 31 proven. 77 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2024-12-05 21:45:07,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:07,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 96 states and 217 transitions. [2024-12-05 21:45:07,028 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 217 transitions. [2024-12-05 21:45:07,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-12-05 21:45:07,029 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:07,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:45:07,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:45:07,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:07,082 INFO L256 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-12-05 21:45:07,084 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:07,340 INFO L134 CoverageAnalysis]: Checked inductivity of 639 backedges. 34 proven. 55 refuted. 0 times theorem prover too weak. 550 trivial. 0 not checked. [2024-12-05 21:45:09,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:09,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 100 states and 226 transitions. [2024-12-05 21:45:09,687 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 226 transitions. [2024-12-05 21:45:09,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-12-05 21:45:09,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:09,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:45:09,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:45:09,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:09,770 INFO L256 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-12-05 21:45:09,772 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:10,629 INFO L134 CoverageAnalysis]: Checked inductivity of 615 backedges. 33 proven. 80 refuted. 0 times theorem prover too weak. 502 trivial. 0 not checked. [2024-12-05 21:45:11,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:11,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 101 states and 230 transitions. [2024-12-05 21:45:11,731 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 230 transitions. [2024-12-05 21:45:11,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-12-05 21:45:11,732 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:11,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:45:11,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:45:11,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:11,817 INFO L256 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-12-05 21:45:11,820 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:12,984 INFO L134 CoverageAnalysis]: Checked inductivity of 615 backedges. 60 proven. 55 refuted. 0 times theorem prover too weak. 500 trivial. 0 not checked. [2024-12-05 21:45:14,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:14,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 102 states and 234 transitions. [2024-12-05 21:45:14,425 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 234 transitions. [2024-12-05 21:45:14,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-12-05 21:45:14,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:14,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:45:14,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:45:14,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:14,474 INFO L256 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-12-05 21:45:14,476 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:15,198 INFO L134 CoverageAnalysis]: Checked inductivity of 625 backedges. 34 proven. 41 refuted. 0 times theorem prover too weak. 550 trivial. 0 not checked. [2024-12-05 21:45:18,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:18,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 106 states and 248 transitions. [2024-12-05 21:45:18,014 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 248 transitions. [2024-12-05 21:45:18,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-12-05 21:45:18,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:18,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:45:18,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:45:18,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:18,085 INFO L256 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-12-05 21:45:18,087 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:18,909 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 35 proven. 94 refuted. 0 times theorem prover too weak. 567 trivial. 0 not checked. [2024-12-05 21:45:20,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:20,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 107 states and 252 transitions. [2024-12-05 21:45:20,156 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 252 transitions. [2024-12-05 21:45:20,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-12-05 21:45:20,157 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:20,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:45:20,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:45:20,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:20,199 INFO L256 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 21:45:20,201 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:20,291 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 678 trivial. 0 not checked. [2024-12-05 21:45:20,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:20,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 107 states and 251 transitions. [2024-12-05 21:45:20,849 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 251 transitions. [2024-12-05 21:45:20,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-12-05 21:45:20,849 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:20,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:45:20,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:45:21,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:21,004 INFO L256 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-12-05 21:45:21,006 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:22,072 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 35 proven. 88 refuted. 0 times theorem prover too weak. 567 trivial. 0 not checked. [2024-12-05 21:45:26,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:26,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 111 states and 268 transitions. [2024-12-05 21:45:26,810 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 268 transitions. [2024-12-05 21:45:26,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-12-05 21:45:26,810 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:26,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:45:26,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:45:26,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:26,930 INFO L256 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-12-05 21:45:26,932 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:27,518 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 64 proven. 67 refuted. 0 times theorem prover too weak. 636 trivial. 0 not checked. [2024-12-05 21:45:28,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:28,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 112 states and 271 transitions. [2024-12-05 21:45:28,409 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 271 transitions. [2024-12-05 21:45:28,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-12-05 21:45:28,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:28,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:45:28,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:45:28,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:28,492 INFO L256 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-12-05 21:45:28,494 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:29,652 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 38 proven. 41 refuted. 0 times theorem prover too weak. 688 trivial. 0 not checked. [2024-12-05 21:45:32,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:32,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 116 states and 284 transitions. [2024-12-05 21:45:32,414 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 284 transitions. [2024-12-05 21:45:32,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-12-05 21:45:32,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:32,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:45:32,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:45:32,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:32,494 INFO L256 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-12-05 21:45:32,496 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:32,978 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 37 proven. 96 refuted. 0 times theorem prover too weak. 634 trivial. 0 not checked. [2024-12-05 21:45:34,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:34,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 117 states and 288 transitions. [2024-12-05 21:45:34,255 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 288 transitions. [2024-12-05 21:45:34,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-12-05 21:45:34,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:34,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:45:34,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:45:34,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:34,341 INFO L256 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-12-05 21:45:34,344 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:35,074 INFO L134 CoverageAnalysis]: Checked inductivity of 773 backedges. 37 proven. 100 refuted. 0 times theorem prover too weak. 636 trivial. 0 not checked. [2024-12-05 21:45:39,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:39,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 120 states and 299 transitions. [2024-12-05 21:45:39,505 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 299 transitions. [2024-12-05 21:45:39,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-12-05 21:45:39,506 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:39,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:45:39,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:45:39,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:39,550 INFO L256 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-12-05 21:45:39,551 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:39,831 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 39 proven. 136 refuted. 0 times theorem prover too weak. 709 trivial. 0 not checked. [2024-12-05 21:45:42,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:42,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 124 states and 308 transitions. [2024-12-05 21:45:42,589 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 308 transitions. [2024-12-05 21:45:42,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-12-05 21:45:42,589 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:42,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:45:42,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:45:42,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:42,662 INFO L256 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-12-05 21:45:42,664 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:43,834 INFO L134 CoverageAnalysis]: Checked inductivity of 853 backedges. 40 proven. 49 refuted. 0 times theorem prover too weak. 764 trivial. 0 not checked. [2024-12-05 21:45:47,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:47,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 131 states and 329 transitions. [2024-12-05 21:45:47,155 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 329 transitions. [2024-12-05 21:45:47,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-12-05 21:45:47,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:47,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:45:47,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:45:47,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:47,247 INFO L256 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-12-05 21:45:47,249 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:48,172 INFO L134 CoverageAnalysis]: Checked inductivity of 853 backedges. 40 proven. 47 refuted. 0 times theorem prover too weak. 766 trivial. 0 not checked. [2024-12-05 21:45:49,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:49,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 132 states and 333 transitions. [2024-12-05 21:45:49,645 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 333 transitions. [2024-12-05 21:45:49,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-12-05 21:45:49,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:49,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:45:49,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:45:49,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:49,699 INFO L256 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-12-05 21:45:49,700 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:50,582 INFO L134 CoverageAnalysis]: Checked inductivity of 867 backedges. 40 proven. 61 refuted. 0 times theorem prover too weak. 766 trivial. 0 not checked. [2024-12-05 21:45:54,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:54,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 136 states and 347 transitions. [2024-12-05 21:45:54,357 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 347 transitions. [2024-12-05 21:45:54,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-05 21:45:54,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:54,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:45:54,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:45:54,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:54,467 INFO L256 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-12-05 21:45:54,469 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:57,692 INFO L134 CoverageAnalysis]: Checked inductivity of 848 backedges. 39 proven. 100 refuted. 0 times theorem prover too weak. 709 trivial. 0 not checked. [2024-12-05 21:46:03,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:03,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 140 states and 357 transitions. [2024-12-05 21:46:03,729 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 357 transitions. [2024-12-05 21:46:03,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-05 21:46:03,730 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:03,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:46:03,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:46:03,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:03,850 INFO L256 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-12-05 21:46:03,852 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:46:04,938 INFO L134 CoverageAnalysis]: Checked inductivity of 848 backedges. 96 proven. 43 refuted. 0 times theorem prover too weak. 709 trivial. 0 not checked. [2024-12-05 21:46:05,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:05,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 141 states and 359 transitions. [2024-12-05 21:46:05,777 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 359 transitions. [2024-12-05 21:46:05,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-12-05 21:46:05,777 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:05,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:46:05,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:46:05,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:05,838 INFO L256 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-12-05 21:46:05,841 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:46:06,876 INFO L134 CoverageAnalysis]: Checked inductivity of 950 backedges. 41 proven. 123 refuted. 0 times theorem prover too weak. 786 trivial. 0 not checked. [2024-12-05 21:46:08,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:08,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 142 states and 363 transitions. [2024-12-05 21:46:08,446 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 363 transitions. [2024-12-05 21:46:08,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-12-05 21:46:08,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:08,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:46:08,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:46:08,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:08,492 INFO L256 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 21:46:08,493 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:46:08,575 INFO L134 CoverageAnalysis]: Checked inductivity of 972 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 930 trivial. 0 not checked. [2024-12-05 21:46:09,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:09,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 142 states and 362 transitions. [2024-12-05 21:46:09,330 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 362 transitions. [2024-12-05 21:46:09,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-12-05 21:46:09,331 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:09,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:46:09,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:10,793 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 42 proven. 42 refuted. 0 times theorem prover too weak. 846 trivial. 0 not checked. [2024-12-05 21:46:13,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:13,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 142 states and 361 transitions. [2024-12-05 21:46:13,397 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 361 transitions. [2024-12-05 21:46:13,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-12-05 21:46:13,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:13,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:46:13,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:46:13,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:13,554 INFO L256 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-12-05 21:46:13,558 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:46:15,010 INFO L134 CoverageAnalysis]: Checked inductivity of 940 backedges. 41 proven. 113 refuted. 0 times theorem prover too weak. 786 trivial. 0 not checked. [2024-12-05 21:46:23,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:23,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 146 states and 377 transitions. [2024-12-05 21:46:23,192 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 377 transitions. [2024-12-05 21:46:23,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-12-05 21:46:23,192 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:23,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:46:23,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:46:23,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:23,278 INFO L256 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-12-05 21:46:23,280 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:46:24,671 INFO L134 CoverageAnalysis]: Checked inductivity of 1029 backedges. 43 proven. 121 refuted. 0 times theorem prover too weak. 865 trivial. 0 not checked. [2024-12-05 21:46:28,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:28,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 153 states and 399 transitions. [2024-12-05 21:46:28,952 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 399 transitions. [2024-12-05 21:46:28,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-12-05 21:46:28,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:28,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:46:28,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:46:29,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:29,039 INFO L256 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-12-05 21:46:29,040 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:46:29,566 INFO L134 CoverageAnalysis]: Checked inductivity of 1029 backedges. 44 proven. 57 refuted. 0 times theorem prover too weak. 928 trivial. 0 not checked. [2024-12-05 21:46:30,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:30,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 154 states and 403 transitions. [2024-12-05 21:46:30,813 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 403 transitions. [2024-12-05 21:46:30,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-12-05 21:46:30,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:30,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:46:30,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:46:30,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:30,910 INFO L256 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-12-05 21:46:30,913 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:46:31,588 INFO L134 CoverageAnalysis]: Checked inductivity of 1029 backedges. 44 proven. 55 refuted. 0 times theorem prover too weak. 930 trivial. 0 not checked. [2024-12-05 21:46:33,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:33,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 155 states and 407 transitions. [2024-12-05 21:46:33,253 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 407 transitions. [2024-12-05 21:46:33,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-12-05 21:46:33,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:33,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:46:33,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:46:33,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:33,331 INFO L256 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-12-05 21:46:33,333 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:46:34,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1039 backedges. 44 proven. 65 refuted. 0 times theorem prover too weak. 930 trivial. 0 not checked. [2024-12-05 21:46:41,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:41,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 158 states and 418 transitions. [2024-12-05 21:46:41,060 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 418 transitions. [2024-12-05 21:46:41,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-12-05 21:46:41,060 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:41,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:46:41,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:46:41,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:41,111 INFO L256 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-12-05 21:46:41,112 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:46:41,495 INFO L134 CoverageAnalysis]: Checked inductivity of 1169 backedges. 46 proven. 105 refuted. 0 times theorem prover too weak. 1018 trivial. 0 not checked. [2024-12-05 21:46:45,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:45,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 162 states and 427 transitions. [2024-12-05 21:46:45,564 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 427 transitions. [2024-12-05 21:46:45,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-12-05 21:46:45,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:45,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:46:45,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:46:45,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:45,626 INFO L256 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-12-05 21:46:45,627 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:46:47,137 INFO L134 CoverageAnalysis]: Checked inductivity of 1131 backedges. 45 proven. 136 refuted. 0 times theorem prover too weak. 950 trivial. 0 not checked. [2024-12-05 21:46:51,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:51,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 169 states and 448 transitions. [2024-12-05 21:46:51,381 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 448 transitions. [2024-12-05 21:46:51,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-12-05 21:46:51,381 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:51,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:46:51,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:46:51,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:51,459 INFO L256 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-12-05 21:46:51,460 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:46:52,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1131 backedges. 45 proven. 134 refuted. 0 times theorem prover too weak. 952 trivial. 0 not checked. [2024-12-05 21:46:55,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:55,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 170 states and 452 transitions. [2024-12-05 21:46:55,201 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 452 transitions. [2024-12-05 21:46:55,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-12-05 21:46:55,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:55,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:46:55,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:46:55,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:55,270 INFO L256 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-12-05 21:46:55,271 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:46:56,447 INFO L134 CoverageAnalysis]: Checked inductivity of 1149 backedges. 45 proven. 152 refuted. 0 times theorem prover too weak. 952 trivial. 0 not checked. [2024-12-05 21:47:01,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:47:01,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 174 states and 466 transitions. [2024-12-05 21:47:01,515 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 466 transitions. [2024-12-05 21:47:01,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-12-05 21:47:01,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:47:01,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:47:01,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:47:01,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:01,693 INFO L256 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 62 conjuncts are in the unsatisfiable core [2024-12-05 21:47:01,695 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:47:04,005 INFO L134 CoverageAnalysis]: Checked inductivity of 1126 backedges. 104 proven. 130 refuted. 0 times theorem prover too weak. 892 trivial. 0 not checked. [2024-12-05 21:47:15,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:47:15,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 178 states and 485 transitions. [2024-12-05 21:47:15,546 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 485 transitions. [2024-12-05 21:47:15,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-12-05 21:47:15,547 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:47:15,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:47:15,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:47:15,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:15,737 INFO L256 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 62 conjuncts are in the unsatisfiable core [2024-12-05 21:47:15,739 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:47:18,077 INFO L134 CoverageAnalysis]: Checked inductivity of 1126 backedges. 104 proven. 130 refuted. 0 times theorem prover too weak. 892 trivial. 0 not checked. [2024-12-05 21:47:19,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:47:19,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 179 states and 487 transitions. [2024-12-05 21:47:19,345 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 487 transitions. [2024-12-05 21:47:19,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-12-05 21:47:19,346 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:47:19,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:47:19,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:47:19,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:19,402 INFO L256 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-12-05 21:47:19,404 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:47:20,760 INFO L134 CoverageAnalysis]: Checked inductivity of 1244 backedges. 47 proven. 156 refuted. 0 times theorem prover too weak. 1041 trivial. 0 not checked. [2024-12-05 21:47:22,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:47:22,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 180 states and 491 transitions. [2024-12-05 21:47:22,781 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 491 transitions. [2024-12-05 21:47:22,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-12-05 21:47:22,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:47:22,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:47:22,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:47:22,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:22,829 INFO L256 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 21:47:22,831 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:47:22,933 INFO L134 CoverageAnalysis]: Checked inductivity of 1270 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 1222 trivial. 0 not checked. [2024-12-05 21:47:23,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:47:23,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 180 states and 490 transitions. [2024-12-05 21:47:23,999 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 490 transitions. [2024-12-05 21:47:24,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-12-05 21:47:24,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:47:24,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:47:24,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:47:24,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:24,134 INFO L256 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-12-05 21:47:24,135 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:47:26,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1224 backedges. 47 proven. 136 refuted. 0 times theorem prover too weak. 1041 trivial. 0 not checked. [2024-12-05 21:47:29,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:47:29,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 181 states and 493 transitions. [2024-12-05 21:47:29,796 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 493 transitions. [2024-12-05 21:47:29,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-12-05 21:47:29,797 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:47:29,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:47:29,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:47:29,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:29,947 INFO L256 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-12-05 21:47:29,951 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:47:30,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1224 backedges. 47 proven. 136 refuted. 0 times theorem prover too weak. 1041 trivial. 0 not checked. [2024-12-05 21:47:31,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:47:31,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 182 states and 496 transitions. [2024-12-05 21:47:31,919 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 496 transitions. [2024-12-05 21:47:31,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-12-05 21:47:31,919 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:47:31,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:47:31,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:47:32,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:32,052 INFO L256 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-12-05 21:47:32,054 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:47:33,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1224 backedges. 47 proven. 136 refuted. 0 times theorem prover too weak. 1041 trivial. 0 not checked. [2024-12-05 21:47:34,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:47:34,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 183 states and 499 transitions. [2024-12-05 21:47:34,395 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 499 transitions. [2024-12-05 21:47:34,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-12-05 21:47:34,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:47:34,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:47:34,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:47:34,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:34,520 INFO L256 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 55 conjuncts are in the unsatisfiable core [2024-12-05 21:47:34,521 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:47:35,420 INFO L134 CoverageAnalysis]: Checked inductivity of 1224 backedges. 47 proven. 136 refuted. 0 times theorem prover too weak. 1041 trivial. 0 not checked. [2024-12-05 21:47:37,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:47:37,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 184 states and 502 transitions. [2024-12-05 21:47:37,787 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 502 transitions. [2024-12-05 21:47:37,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-12-05 21:47:37,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:47:37,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:47:37,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:47:37,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:37,911 INFO L256 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 56 conjuncts are in the unsatisfiable core [2024-12-05 21:47:37,913 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:47:39,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1230 backedges. 47 proven. 142 refuted. 0 times theorem prover too weak. 1041 trivial. 0 not checked. [2024-12-05 21:47:50,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:47:50,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 188 states and 518 transitions. [2024-12-05 21:47:50,897 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 518 transitions. [2024-12-05 21:47:50,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-12-05 21:47:50,898 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:47:50,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:47:50,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:47:50,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:50,975 INFO L256 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 62 conjuncts are in the unsatisfiable core [2024-12-05 21:47:50,977 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:47:51,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1331 backedges. 49 proven. 148 refuted. 0 times theorem prover too weak. 1134 trivial. 0 not checked. [2024-12-05 21:47:53,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:47:53,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 189 states and 522 transitions. [2024-12-05 21:47:53,119 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 522 transitions. [2024-12-05 21:47:53,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-12-05 21:47:53,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:47:53,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:47:53,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:47:53,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:53,208 INFO L256 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 63 conjuncts are in the unsatisfiable core [2024-12-05 21:47:53,210 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:47:53,942 INFO L134 CoverageAnalysis]: Checked inductivity of 1331 backedges. 49 proven. 148 refuted. 0 times theorem prover too weak. 1134 trivial. 0 not checked. [2024-12-05 21:47:55,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:47:55,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 190 states and 526 transitions. [2024-12-05 21:47:55,373 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 526 transitions. [2024-12-05 21:47:55,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-12-05 21:47:55,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:47:55,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:47:55,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:47:55,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:55,478 INFO L256 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 55 conjuncts are in the unsatisfiable core [2024-12-05 21:47:55,480 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:47:55,905 INFO L134 CoverageAnalysis]: Checked inductivity of 1331 backedges. 49 proven. 148 refuted. 0 times theorem prover too weak. 1134 trivial. 0 not checked. [2024-12-05 21:47:57,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:47:57,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 191 states and 530 transitions. [2024-12-05 21:47:57,313 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 530 transitions. [2024-12-05 21:47:57,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-12-05 21:47:57,314 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:47:57,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:47:57,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:47:57,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:57,395 INFO L256 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 55 conjuncts are in the unsatisfiable core [2024-12-05 21:47:57,397 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:47:58,631 INFO L134 CoverageAnalysis]: Checked inductivity of 1345 backedges. 49 proven. 162 refuted. 0 times theorem prover too weak. 1134 trivial. 0 not checked. [2024-12-05 21:48:09,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:48:09,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 194 states and 541 transitions. [2024-12-05 21:48:09,925 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 541 transitions. [2024-12-05 21:48:09,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-12-05 21:48:09,925 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:48:09,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:48:09,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:48:10,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:10,012 INFO L256 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-05 21:48:10,014 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:48:11,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 187 proven. 73 refuted. 0 times theorem prover too weak. 1066 trivial. 0 not checked. [2024-12-05 21:48:21,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:48:21,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 194 states and 540 transitions. [2024-12-05 21:48:21,954 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 540 transitions. [2024-12-05 21:48:21,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-12-05 21:48:21,956 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:48:21,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:48:21,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:25,802 INFO L134 CoverageAnalysis]: Checked inductivity of 1494 backedges. 77 proven. 113 refuted. 0 times theorem prover too weak. 1304 trivial. 0 not checked. [2024-12-05 21:48:38,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:48:38,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 187 states and 476 transitions. [2024-12-05 21:48:38,094 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 476 transitions. [2024-12-05 21:48:38,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-12-05 21:48:38,094 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:48:38,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:48:38,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:48:38,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:38,163 INFO L256 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-12-05 21:48:38,165 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:48:38,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1449 backedges. 51 proven. 167 refuted. 0 times theorem prover too weak. 1231 trivial. 0 not checked. [2024-12-05 21:48:40,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:48:40,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 188 states and 479 transitions. [2024-12-05 21:48:40,611 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 479 transitions. [2024-12-05 21:48:40,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-12-05 21:48:40,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:48:40,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:48:40,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:48:40,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:40,686 INFO L256 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-12-05 21:48:40,687 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:48:41,061 INFO L134 CoverageAnalysis]: Checked inductivity of 1449 backedges. 51 proven. 167 refuted. 0 times theorem prover too weak. 1231 trivial. 0 not checked. [2024-12-05 21:48:42,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:48:42,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 189 states and 482 transitions. [2024-12-05 21:48:42,430 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 482 transitions. [2024-12-05 21:48:42,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-12-05 21:48:42,431 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:48:42,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:48:42,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:48:42,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:42,499 INFO L256 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-12-05 21:48:42,500 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:48:43,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1471 backedges. 52 proven. 113 refuted. 0 times theorem prover too weak. 1306 trivial. 0 not checked. [2024-12-05 21:48:53,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:48:53,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 193 states and 495 transitions. [2024-12-05 21:48:53,204 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 495 transitions. [2024-12-05 21:48:53,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-12-05 21:48:53,204 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:48:53,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:48:53,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:56,952 INFO L134 CoverageAnalysis]: Checked inductivity of 1428 backedges. 52 proven. 70 refuted. 0 times theorem prover too weak. 1306 trivial. 0 not checked. [2024-12-05 21:49:07,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:49:07,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 196 states and 501 transitions. [2024-12-05 21:49:07,875 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 501 transitions. [2024-12-05 21:49:07,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-12-05 21:49:07,876 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:49:07,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:49:07,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:49:08,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:08,071 INFO L256 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 66 conjuncts are in the unsatisfiable core [2024-12-05 21:49:08,073 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:49:11,518 INFO L134 CoverageAnalysis]: Checked inductivity of 1440 backedges. 119 proven. 159 refuted. 0 times theorem prover too weak. 1162 trivial. 0 not checked. [2024-12-05 21:49:27,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:49:27,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 200 states and 517 transitions. [2024-12-05 21:49:27,627 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 517 transitions. [2024-12-05 21:49:27,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-12-05 21:49:27,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:49:27,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:49:27,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:49:27,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:27,833 INFO L256 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 71 conjuncts are in the unsatisfiable core [2024-12-05 21:49:27,835 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:49:30,317 INFO L134 CoverageAnalysis]: Checked inductivity of 1440 backedges. 223 proven. 118 refuted. 0 times theorem prover too weak. 1099 trivial. 0 not checked. [2024-12-05 21:49:31,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:49:31,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 201 states and 519 transitions. [2024-12-05 21:49:31,851 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 519 transitions. [2024-12-05 21:49:31,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-12-05 21:49:31,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:49:31,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:49:31,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:49:31,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:31,903 INFO L256 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-12-05 21:49:31,904 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:49:34,074 INFO L134 CoverageAnalysis]: Checked inductivity of 1578 backedges. 116 proven. 130 refuted. 0 times theorem prover too weak. 1332 trivial. 0 not checked. [2024-12-05 21:49:37,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:49:37,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 202 states and 522 transitions. [2024-12-05 21:49:37,415 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 522 transitions. [2024-12-05 21:49:37,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-12-05 21:49:37,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:49:37,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:49:37,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:49:37,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:37,538 INFO L256 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 60 conjuncts are in the unsatisfiable core [2024-12-05 21:49:37,540 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:49:39,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 53 proven. 165 refuted. 0 times theorem prover too weak. 1332 trivial. 0 not checked. [2024-12-05 21:49:41,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:49:41,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 203 states and 525 transitions. [2024-12-05 21:49:41,356 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 525 transitions. [2024-12-05 21:49:41,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-12-05 21:49:41,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:49:41,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:49:41,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:49:41,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:41,470 INFO L256 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 65 conjuncts are in the unsatisfiable core [2024-12-05 21:49:41,472 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:49:41,814 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 53 proven. 165 refuted. 0 times theorem prover too weak. 1332 trivial. 0 not checked. [2024-12-05 21:49:43,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:49:43,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 204 states and 528 transitions. [2024-12-05 21:49:43,654 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 528 transitions. [2024-12-05 21:49:43,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-12-05 21:49:43,655 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:49:43,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:49:43,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:49:43,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:43,788 INFO L256 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 60 conjuncts are in the unsatisfiable core [2024-12-05 21:49:43,789 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:49:44,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 98 proven. 120 refuted. 0 times theorem prover too weak. 1332 trivial. 0 not checked. [2024-12-05 21:49:46,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:49:46,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 205 states and 531 transitions. [2024-12-05 21:49:46,254 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 531 transitions. [2024-12-05 21:49:46,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-12-05 21:49:46,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:49:46,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:49:46,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:49:46,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:46,363 INFO L256 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-12-05 21:49:46,365 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:49:49,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 54 proven. 88 refuted. 0 times theorem prover too weak. 1408 trivial. 0 not checked. [2024-12-05 21:50:01,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:50:01,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 215 states and 564 transitions. [2024-12-05 21:50:01,225 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 564 transitions. [2024-12-05 21:50:01,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-12-05 21:50:01,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:50:01,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:50:01,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:50:01,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:01,332 INFO L256 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-12-05 21:50:01,334 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:50:01,749 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 54 proven. 88 refuted. 0 times theorem prover too weak. 1408 trivial. 0 not checked. [2024-12-05 21:50:03,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:50:03,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 217 states and 569 transitions. [2024-12-05 21:50:03,404 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 569 transitions. [2024-12-05 21:50:03,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-12-05 21:50:03,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:50:03,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:50:03,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:50:03,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:03,529 INFO L256 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-12-05 21:50:03,530 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:50:03,897 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 53 proven. 165 refuted. 0 times theorem prover too weak. 1332 trivial. 0 not checked. [2024-12-05 21:50:06,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:50:06,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 218 states and 572 transitions. [2024-12-05 21:50:06,383 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 572 transitions. [2024-12-05 21:50:06,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-12-05 21:50:06,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:50:06,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:50:06,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:50:06,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:06,525 INFO L256 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 71 conjuncts are in the unsatisfiable core [2024-12-05 21:50:06,527 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:50:10,759 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 53 proven. 177 refuted. 0 times theorem prover too weak. 1330 trivial. 0 not checked. [2024-12-05 21:50:33,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:50:33,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 228 states and 602 transitions. [2024-12-05 21:50:33,923 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 602 transitions. [2024-12-05 21:50:33,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-12-05 21:50:33,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:50:33,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:50:33,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:50:34,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:34,072 INFO L256 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 63 conjuncts are in the unsatisfiable core [2024-12-05 21:50:34,073 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:50:34,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 53 proven. 177 refuted. 0 times theorem prover too weak. 1330 trivial. 0 not checked. [2024-12-05 21:50:36,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:50:36,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 229 states and 604 transitions. [2024-12-05 21:50:36,621 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 604 transitions. [2024-12-05 21:50:36,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-12-05 21:50:36,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:50:36,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:50:36,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:50:36,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:36,731 INFO L256 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-12-05 21:50:36,733 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:50:41,000 INFO L134 CoverageAnalysis]: Checked inductivity of 1673 backedges. 56 proven. 99 refuted. 0 times theorem prover too weak. 1518 trivial. 0 not checked. [2024-12-05 21:50:46,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:50:46,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 230 states and 607 transitions. [2024-12-05 21:50:46,627 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 607 transitions. [2024-12-05 21:50:46,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-12-05 21:50:46,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:50:46,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:50:46,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:50:46,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:46,710 INFO L256 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-12-05 21:50:46,711 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:50:47,531 INFO L134 CoverageAnalysis]: Checked inductivity of 1673 backedges. 56 proven. 99 refuted. 0 times theorem prover too weak. 1518 trivial. 0 not checked. [2024-12-05 21:50:49,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:50:49,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 231 states and 610 transitions. [2024-12-05 21:50:49,832 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 610 transitions. [2024-12-05 21:50:49,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-12-05 21:50:49,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:50:49,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:50:49,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:50:49,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:49,934 INFO L256 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 59 conjuncts are in the unsatisfiable core [2024-12-05 21:50:49,936 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:50:51,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1673 backedges. 55 proven. 181 refuted. 0 times theorem prover too weak. 1437 trivial. 0 not checked. [2024-12-05 21:50:54,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:50:54,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 232 states and 613 transitions. [2024-12-05 21:50:54,466 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 613 transitions. [2024-12-05 21:50:54,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-12-05 21:50:54,467 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:50:54,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:50:54,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:50:54,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:50:54,540 INFO L256 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 59 conjuncts are in the unsatisfiable core [2024-12-05 21:50:54,542 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:50:56,093 INFO L134 CoverageAnalysis]: Checked inductivity of 1691 backedges. 55 proven. 199 refuted. 0 times theorem prover too weak. 1437 trivial. 0 not checked. [2024-12-05 21:51:13,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:51:13,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 235 states and 623 transitions. [2024-12-05 21:51:13,751 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 623 transitions. [2024-12-05 21:51:13,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-12-05 21:51:13,752 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:51:13,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:51:13,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:51:14,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:14,081 INFO L256 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 76 conjuncts are in the unsatisfiable core [2024-12-05 21:51:14,083 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:51:21,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1669 backedges. 194 proven. 182 refuted. 0 times theorem prover too weak. 1293 trivial. 0 not checked. [2024-12-05 21:51:46,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:51:46,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 239 states and 641 transitions. [2024-12-05 21:51:46,114 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 641 transitions. [2024-12-05 21:51:46,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-12-05 21:51:46,115 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:51:46,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:51:46,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:51:46,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:46,424 INFO L256 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 71 conjuncts are in the unsatisfiable core [2024-12-05 21:51:46,426 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:51:52,924 INFO L134 CoverageAnalysis]: Checked inductivity of 1669 backedges. 129 proven. 178 refuted. 0 times theorem prover too weak. 1362 trivial. 0 not checked. [2024-12-05 21:51:55,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:51:55,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 240 states and 643 transitions. [2024-12-05 21:51:55,264 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 643 transitions. [2024-12-05 21:51:55,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-12-05 21:51:55,265 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:51:55,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:51:55,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:51:55,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:55,604 INFO L256 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 76 conjuncts are in the unsatisfiable core [2024-12-05 21:51:55,606 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:52:00,637 INFO L134 CoverageAnalysis]: Checked inductivity of 1669 backedges. 194 proven. 182 refuted. 0 times theorem prover too weak. 1293 trivial. 0 not checked. [2024-12-05 21:52:03,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:52:03,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 241 states and 645 transitions. [2024-12-05 21:52:03,010 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 645 transitions. [2024-12-05 21:52:03,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-12-05 21:52:03,011 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:52:03,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:52:03,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:52:03,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:03,083 INFO L256 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-12-05 21:52:03,085 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:52:04,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1807 backedges. 57 proven. 204 refuted. 0 times theorem prover too weak. 1546 trivial. 0 not checked. [2024-12-05 21:52:06,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:52:06,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 242 states and 648 transitions. [2024-12-05 21:52:06,986 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 648 transitions. [2024-12-05 21:52:06,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-12-05 21:52:06,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:52:06,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:52:07,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:52:07,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:07,065 INFO L256 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-12-05 21:52:07,067 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:52:08,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1807 backedges. 58 proven. 119 refuted. 0 times theorem prover too weak. 1630 trivial. 0 not checked. [2024-12-05 21:52:11,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:52:11,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 243 states and 651 transitions. [2024-12-05 21:52:11,991 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 651 transitions. [2024-12-05 21:52:11,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-12-05 21:52:11,991 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:52:11,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:52:12,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:52:12,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:12,130 INFO L256 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 62 conjuncts are in the unsatisfiable core [2024-12-05 21:52:12,131 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:52:12,886 INFO L134 CoverageAnalysis]: Checked inductivity of 1788 backedges. 57 proven. 185 refuted. 0 times theorem prover too weak. 1546 trivial. 0 not checked. [2024-12-05 21:52:16,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:52:16,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 244 states and 653 transitions. [2024-12-05 21:52:16,599 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 653 transitions. [2024-12-05 21:52:16,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-12-05 21:52:16,599 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:52:16,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:52:16,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:52:16,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:16,839 INFO L256 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 66 conjuncts are in the unsatisfiable core [2024-12-05 21:52:16,840 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:52:19,645 INFO L134 CoverageAnalysis]: Checked inductivity of 1788 backedges. 57 proven. 185 refuted. 0 times theorem prover too weak. 1546 trivial. 0 not checked. [2024-12-05 21:52:23,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:52:23,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 245 states and 655 transitions. [2024-12-05 21:52:23,622 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 655 transitions. [2024-12-05 21:52:23,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-12-05 21:52:23,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:52:23,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:52:23,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:52:23,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:23,844 INFO L256 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 66 conjuncts are in the unsatisfiable core [2024-12-05 21:52:23,846 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:52:26,193 INFO L134 CoverageAnalysis]: Checked inductivity of 1788 backedges. 102 proven. 140 refuted. 0 times theorem prover too weak. 1546 trivial. 0 not checked. [2024-12-05 21:52:28,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:52:28,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 246 states and 657 transitions. [2024-12-05 21:52:28,409 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 657 transitions. [2024-12-05 21:52:28,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-12-05 21:52:28,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:52:28,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:52:28,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:52:28,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:28,571 INFO L256 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 65 conjuncts are in the unsatisfiable core [2024-12-05 21:52:28,573 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:52:30,240 INFO L134 CoverageAnalysis]: Checked inductivity of 1788 backedges. 102 proven. 140 refuted. 0 times theorem prover too weak. 1546 trivial. 0 not checked. [2024-12-05 21:52:32,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:52:32,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 247 states and 659 transitions. [2024-12-05 21:52:32,065 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 659 transitions. [2024-12-05 21:52:32,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-12-05 21:52:32,065 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:52:32,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:52:32,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:52:32,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:32,208 INFO L256 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 70 conjuncts are in the unsatisfiable core [2024-12-05 21:52:32,210 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:52:32,602 INFO L134 CoverageAnalysis]: Checked inductivity of 1788 backedges. 57 proven. 185 refuted. 0 times theorem prover too weak. 1546 trivial. 0 not checked. [2024-12-05 21:52:34,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:52:34,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 248 states and 661 transitions. [2024-12-05 21:52:34,388 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 661 transitions. [2024-12-05 21:52:34,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-12-05 21:52:34,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:52:34,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:52:34,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:52:34,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:34,594 INFO L256 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 65 conjuncts are in the unsatisfiable core [2024-12-05 21:52:34,595 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:52:38,783 INFO L134 CoverageAnalysis]: Checked inductivity of 1794 backedges. 138 proven. 112 refuted. 0 times theorem prover too weak. 1544 trivial. 0 not checked. [2024-12-05 21:53:09,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:53:09,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 252 states and 677 transitions. [2024-12-05 21:53:09,328 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 677 transitions. [2024-12-05 21:53:09,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-12-05 21:53:09,329 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:53:09,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:53:09,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:53:09,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:09,519 INFO L256 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 78 conjuncts are in the unsatisfiable core [2024-12-05 21:53:09,521 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:53:12,701 INFO L134 CoverageAnalysis]: Checked inductivity of 1794 backedges. 202 proven. 198 refuted. 0 times theorem prover too weak. 1394 trivial. 0 not checked. [2024-12-05 21:53:15,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:53:15,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 253 states and 679 transitions. [2024-12-05 21:53:15,075 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 679 transitions. [2024-12-05 21:53:15,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-12-05 21:53:15,075 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:53:15,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:53:15,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:53:15,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:15,220 INFO L256 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 72 conjuncts are in the unsatisfiable core [2024-12-05 21:53:15,222 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:53:17,491 INFO L134 CoverageAnalysis]: Checked inductivity of 1916 backedges. 59 proven. 198 refuted. 0 times theorem prover too weak. 1659 trivial. 0 not checked. [2024-12-05 21:53:20,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:53:20,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 254 states and 682 transitions. [2024-12-05 21:53:20,553 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 682 transitions. [2024-12-05 21:53:20,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-12-05 21:53:20,553 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:53:20,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:53:20,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:53:20,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:20,691 INFO L256 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 63 conjuncts are in the unsatisfiable core [2024-12-05 21:53:20,693 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:53:21,130 INFO L134 CoverageAnalysis]: Checked inductivity of 1916 backedges. 59 proven. 198 refuted. 0 times theorem prover too weak. 1659 trivial. 0 not checked. [2024-12-05 21:53:24,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:53:24,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 255 states and 685 transitions. [2024-12-05 21:53:24,511 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 685 transitions. [2024-12-05 21:53:24,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-12-05 21:53:24,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:53:24,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:53:24,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:53:24,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:24,712 INFO L256 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 63 conjuncts are in the unsatisfiable core [2024-12-05 21:53:24,715 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:53:25,337 INFO L134 CoverageAnalysis]: Checked inductivity of 1916 backedges. 59 proven. 198 refuted. 0 times theorem prover too weak. 1659 trivial. 0 not checked. [2024-12-05 21:53:27,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:53:27,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 256 states and 688 transitions. [2024-12-05 21:53:27,513 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 688 transitions. [2024-12-05 21:53:27,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-12-05 21:53:27,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:53:27,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:53:27,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:53:27,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:27,631 INFO L256 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-12-05 21:53:27,633 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:53:28,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1916 backedges. 60 proven. 110 refuted. 0 times theorem prover too weak. 1746 trivial. 0 not checked. [2024-12-05 21:53:32,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:53:32,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 257 states and 691 transitions. [2024-12-05 21:53:32,090 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 691 transitions. [2024-12-05 21:53:32,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-12-05 21:53:32,091 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:53:32,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:53:32,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:53:32,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:32,220 INFO L256 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 67 conjuncts are in the unsatisfiable core [2024-12-05 21:53:32,222 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:53:37,498 INFO L134 CoverageAnalysis]: Checked inductivity of 1930 backedges. 59 proven. 214 refuted. 0 times theorem prover too weak. 1657 trivial. 0 not checked. [2024-12-05 21:54:26,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:54:26,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 267 states and 721 transitions. [2024-12-05 21:54:26,048 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 721 transitions. [2024-12-05 21:54:26,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-12-05 21:54:26,049 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:54:26,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:54:26,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:54:26,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:26,196 INFO L256 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 72 conjuncts are in the unsatisfiable core [2024-12-05 21:54:26,199 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:54:27,589 INFO L134 CoverageAnalysis]: Checked inductivity of 1930 backedges. 196 proven. 158 refuted. 0 times theorem prover too weak. 1576 trivial. 0 not checked. [2024-12-05 21:54:30,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:54:30,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 268 states and 723 transitions. [2024-12-05 21:54:30,201 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 723 transitions. [2024-12-05 21:54:30,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-12-05 21:54:30,201 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:54:30,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:54:30,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:54:30,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:30,321 INFO L256 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 63 conjuncts are in the unsatisfiable core [2024-12-05 21:54:30,322 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:54:31,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2055 backedges. 61 proven. 218 refuted. 0 times theorem prover too weak. 1776 trivial. 0 not checked. [2024-12-05 21:54:35,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:54:35,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 269 states and 726 transitions. [2024-12-05 21:54:35,418 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 726 transitions. [2024-12-05 21:54:35,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-12-05 21:54:35,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:54:35,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:54:35,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:54:35,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:35,511 INFO L256 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 66 conjuncts are in the unsatisfiable core [2024-12-05 21:54:35,513 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:54:39,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2055 backedges. 61 proven. 220 refuted. 0 times theorem prover too weak. 1774 trivial. 0 not checked. [2024-12-05 21:54:45,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:54:45,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 270 states and 729 transitions. [2024-12-05 21:54:45,174 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 729 transitions. [2024-12-05 21:54:45,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-12-05 21:54:45,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:54:45,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:54:45,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:54:45,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:45,292 INFO L256 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-12-05 21:54:45,293 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:54:45,733 INFO L134 CoverageAnalysis]: Checked inductivity of 2055 backedges. 62 proven. 129 refuted. 0 times theorem prover too weak. 1864 trivial. 0 not checked. [2024-12-05 21:54:47,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:54:47,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 271 states and 732 transitions. [2024-12-05 21:54:47,927 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 732 transitions. [2024-12-05 21:54:47,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-12-05 21:54:47,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:54:47,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:54:47,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:54:48,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:48,173 INFO L256 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 88 conjuncts are in the unsatisfiable core [2024-12-05 21:54:48,176 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:54:56,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2047 backedges. 352 proven. 155 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2024-12-05 21:55:35,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:35,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 275 states and 750 transitions. [2024-12-05 21:55:35,143 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 750 transitions. [2024-12-05 21:55:35,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-12-05 21:55:35,144 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:35,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:55:35,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:55:35,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:35,398 INFO L256 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 83 conjuncts are in the unsatisfiable core [2024-12-05 21:55:35,401 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:55:42,335 INFO L134 CoverageAnalysis]: Checked inductivity of 2047 backedges. 227 proven. 208 refuted. 0 times theorem prover too weak. 1612 trivial. 0 not checked. [2024-12-05 21:55:45,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:45,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 276 states and 752 transitions. [2024-12-05 21:55:45,745 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 752 transitions. [2024-12-05 21:55:45,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-12-05 21:55:45,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:45,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:55:45,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:55:46,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:46,083 INFO L256 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 86 conjuncts are in the unsatisfiable core [2024-12-05 21:55:46,085 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:55:52,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2047 backedges. 144 proven. 213 refuted. 0 times theorem prover too weak. 1690 trivial. 0 not checked. [2024-12-05 21:55:55,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:55,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 277 states and 754 transitions. [2024-12-05 21:55:55,436 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 754 transitions. [2024-12-05 21:55:55,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-12-05 21:55:55,436 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:55,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:55:55,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:55:55,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:55,628 INFO L256 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 71 conjuncts are in the unsatisfiable core [2024-12-05 21:55:55,629 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:00,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2178 backedges. 63 proven. 220 refuted. 0 times theorem prover too weak. 1895 trivial. 0 not checked. [2024-12-05 21:56:08,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:08,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 278 states and 757 transitions. [2024-12-05 21:56:08,557 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 757 transitions. [2024-12-05 21:56:08,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-12-05 21:56:08,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:08,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:56:08,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:56:08,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:08,765 INFO L256 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 61 conjuncts are in the unsatisfiable core [2024-12-05 21:56:08,767 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:15,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2178 backedges. 64 proven. 126 refuted. 0 times theorem prover too weak. 1988 trivial. 0 not checked. [2024-12-05 21:56:24,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:24,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 279 states and 760 transitions. [2024-12-05 21:56:24,858 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 760 transitions. [2024-12-05 21:56:24,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-12-05 21:56:24,859 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:24,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:56:24,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:56:25,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:25,054 INFO L256 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 60 conjuncts are in the unsatisfiable core [2024-12-05 21:56:25,055 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:25,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2178 backedges. 64 proven. 126 refuted. 0 times theorem prover too weak. 1988 trivial. 0 not checked. [2024-12-05 21:56:27,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:27,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 280 states and 763 transitions. [2024-12-05 21:56:27,777 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 763 transitions. [2024-12-05 21:56:27,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-12-05 21:56:27,777 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:27,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:56:27,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:56:27,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:27,973 INFO L256 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 68 conjuncts are in the unsatisfiable core [2024-12-05 21:56:27,975 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:29,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2178 backedges. 63 proven. 218 refuted. 0 times theorem prover too weak. 1897 trivial. 0 not checked. [2024-12-05 21:56:32,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:32,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 281 states and 766 transitions. [2024-12-05 21:56:32,566 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 766 transitions. [2024-12-05 21:56:32,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-12-05 21:56:32,566 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:32,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:56:32,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:56:32,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:32,720 INFO L256 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 56 conjuncts are in the unsatisfiable core [2024-12-05 21:56:32,722 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:33,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2178 backedges. 64 proven. 124 refuted. 0 times theorem prover too weak. 1990 trivial. 0 not checked. [2024-12-05 21:56:36,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:36,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 282 states and 769 transitions. [2024-12-05 21:56:36,568 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 769 transitions. [2024-12-05 21:56:36,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-12-05 21:56:36,568 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:36,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:56:36,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:56:36,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:36,823 INFO L256 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 87 conjuncts are in the unsatisfiable core [2024-12-05 21:56:36,825 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:42,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2188 backedges. 309 proven. 227 refuted. 0 times theorem prover too weak. 1652 trivial. 0 not checked. [2024-12-05 21:57:13,232 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-12-05 21:57:13,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 101 [2024-12-05 21:57:13,233 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:281) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:61) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.getRedundancy(SimplifyDDA.java:625) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.simplify.SimplifyDDAWithTimeout.getRedundancy(SimplifyDDAWithTimeout.java:120) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA$Simplifier.walk(SimplifyDDA.java:370) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.simplifyOnce(SimplifyDDA.java:649) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.simplify.SimplifyDDAWithTimeout.getSimplifiedTerm(SimplifyDDAWithTimeout.java:180) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:223) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:192) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:388) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicateForConjunction(PredicateUnifier.java:244) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeChecker.conjugatePredicates(CodeChecker.java:89) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.splitNode(UltimateChecker.java:107) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.codeCheck(UltimateChecker.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:469) 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) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 34 more [2024-12-05 21:57:13,237 INFO L158 Benchmark]: Toolchain (without parser) took 769438.04ms. Allocated memory was 142.6MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 119.9MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-12-05 21:57:13,237 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:57:13,238 INFO L158 Benchmark]: CACSL2BoogieTranslator took 173.17ms. Allocated memory is still 142.6MB. Free memory was 119.7MB in the beginning and 108.4MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:57:13,238 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.95ms. Allocated memory is still 142.6MB. Free memory was 108.4MB in the beginning and 107.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:57:13,238 INFO L158 Benchmark]: Boogie Preprocessor took 17.15ms. Allocated memory is still 142.6MB. Free memory was 107.1MB in the beginning and 106.2MB in the end (delta: 904.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:57:13,238 INFO L158 Benchmark]: RCFGBuilder took 271.79ms. Allocated memory is still 142.6MB. Free memory was 106.2MB in the beginning and 93.1MB in the end (delta: 13.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 21:57:13,239 INFO L158 Benchmark]: CodeCheck took 768946.52ms. Allocated memory was 142.6MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 93.0MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-12-05 21:57:13,240 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 173.17ms. Allocated memory is still 142.6MB. Free memory was 119.7MB in the beginning and 108.4MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.95ms. Allocated memory is still 142.6MB. Free memory was 108.4MB in the beginning and 107.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.15ms. Allocated memory is still 142.6MB. Free memory was 107.1MB in the beginning and 106.2MB in the end (delta: 904.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 271.79ms. Allocated memory is still 142.6MB. Free memory was 106.2MB in the beginning and 93.1MB in the end (delta: 13.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 768946.52ms. Allocated memory was 142.6MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 93.0MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. 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_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b --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 e3523bc8254ad35e64aad06fd6e3c84672a9aa19521e18482795d6584edb45d0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:57:14,992 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:57:15,068 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 21:57:15,092 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:57:15,093 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:57:15,093 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:57:15,094 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:57:15,094 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:57:15,094 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:57:15,094 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:57:15,094 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:57:15,094 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:57:15,094 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:57:15,094 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:57:15,095 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:57:15,095 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:57:15,095 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:57:15,095 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:57:15,095 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:57:15,095 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:57:15,095 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:57:15,095 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:57:15,095 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:57:15,095 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:57:15,095 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:57:15,096 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:57:15,096 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:15,096 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:57:15,096 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:57:15,096 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:57:15,096 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:57:15,097 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:57:15,097 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:57:15,097 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:57:15,097 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:15,097 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:57:15,097 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_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b 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 -> e3523bc8254ad35e64aad06fd6e3c84672a9aa19521e18482795d6584edb45d0 [2024-12-05 21:57:15,323 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:57:15,329 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:57:15,330 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:57:15,331 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:57:15,332 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:57:15,333 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound100.c [2024-12-05 21:57:17,978 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/data/225e3e26e/63cc967e09b7458399d9abfaef3b4f2d/FLAGea47f029b [2024-12-05 21:57:18,146 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:57:18,146 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound100.c [2024-12-05 21:57:18,155 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/data/225e3e26e/63cc967e09b7458399d9abfaef3b4f2d/FLAGea47f029b [2024-12-05 21:57:18,536 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/data/225e3e26e/63cc967e09b7458399d9abfaef3b4f2d [2024-12-05 21:57:18,538 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:57:18,539 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:57:18,540 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:57:18,540 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:57:18,543 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:57:18,544 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:57:18" (1/1) ... [2024-12-05 21:57:18,545 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ce6f7a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:57:18, skipping insertion in model container [2024-12-05 21:57:18,545 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:57:18" (1/1) ... [2024-12-05 21:57:18,554 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:57:18,663 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_ed5536c4-adce-46ad-b081-19817083e5b7/sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound100.c[538,551] [2024-12-05 21:57:18,681 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:57:18,691 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:57:18,701 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_ed5536c4-adce-46ad-b081-19817083e5b7/sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound100.c[538,551] [2024-12-05 21:57:18,708 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:57:18,720 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:57:18,721 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:57:18 WrapperNode [2024-12-05 21:57:18,721 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:57:18,722 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:57:18,722 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:57:18,722 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:57:18,728 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:57:18" (1/1) ... [2024-12-05 21:57:18,735 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:57:18" (1/1) ... [2024-12-05 21:57:18,749 INFO L138 Inliner]: procedures = 14, calls = 17, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 54 [2024-12-05 21:57:18,749 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:57:18,750 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:57:18,750 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:57:18,750 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:57:18,756 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:57:18" (1/1) ... [2024-12-05 21:57:18,756 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:57:18" (1/1) ... [2024-12-05 21:57:18,758 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:57:18" (1/1) ... [2024-12-05 21:57:18,758 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:57:18" (1/1) ... [2024-12-05 21:57:18,763 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:57:18" (1/1) ... [2024-12-05 21:57:18,764 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:57:18" (1/1) ... [2024-12-05 21:57:18,767 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:57:18" (1/1) ... [2024-12-05 21:57:18,768 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:57:18" (1/1) ... [2024-12-05 21:57:18,769 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:57:18" (1/1) ... [2024-12-05 21:57:18,771 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:57:18,772 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:57:18,772 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:57:18,772 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:57:18,773 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:57:18" (1/1) ... [2024-12-05 21:57:18,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:57:18,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:57:18,801 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:57:18,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:57:18,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:57:18,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 21:57:18,829 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 21:57:18,829 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 21:57:18,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:57:18,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:57:18,829 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 21:57:18,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 21:57:18,887 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:57:18,888 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:57:19,022 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-12-05 21:57:19,022 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:57:19,061 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:57:19,062 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-05 21:57:19,062 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:57:19 BoogieIcfgContainer [2024-12-05 21:57:19,062 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:57:19,062 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:57:19,062 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:57:19,070 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:57:19,070 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:57:19" (1/1) ... [2024-12-05 21:57:19,075 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:57:19,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:19,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2024-12-05 21:57:19,118 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2024-12-05 21:57:19,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 21:57:19,122 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:19,123 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:19,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:19,125 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:19,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 21:57:19,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:19,194 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:19,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:19,217 INFO L256 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 21:57:19,221 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:19,284 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 21:57:19,286 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 21:57:19,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:19,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 28 states and 46 transitions. [2024-12-05 21:57:19,615 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 46 transitions. [2024-12-05 21:57:19,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-05 21:57:19,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:19,617 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:19,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:19,618 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:19,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 21:57:19,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:19,667 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:19,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:19,687 INFO L256 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 21:57:19,689 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:19,736 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 21:57:19,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 21:57:19,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:19,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 51 transitions. [2024-12-05 21:57:19,915 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 51 transitions. [2024-12-05 21:57:19,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:19,915 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:19,916 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:19,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:19,918 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:19,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 21:57:20,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:20,056 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:20,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:20,092 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:20,095 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:20,430 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:20,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 21:57:21,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:21,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:21,713 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:21,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:21,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:21,714 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:21,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:21,716 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:21,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-05 21:57:21,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:21,808 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:21,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:21,846 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:21,848 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:21,925 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:21,927 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-05 21:57:21,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:21,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:21,944 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:21,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:21,944 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:21,945 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:21,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:21,946 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:21,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-05 21:57:22,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:22,047 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:22,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:22,080 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:22,082 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:22,161 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:22,163 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-05 21:57:22,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:22,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:22,178 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:22,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:22,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:22,178 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:22,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:22,182 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:22,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-05 21:57:22,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:22,286 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:22,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:22,327 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:22,328 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:22,417 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:22,420 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-12-05 21:57:22,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:22,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:22,437 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:22,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:22,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:22,437 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:22,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:22,440 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:22,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-05 21:57:22,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:22,576 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:22,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:22,620 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:22,622 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:22,699 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:22,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-05 21:57:22,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:22,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:22,715 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:22,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:22,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:22,715 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:22,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:22,717 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:22,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-05 21:57:22,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:22,837 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:22,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:22,882 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:22,883 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:22,962 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:22,965 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-05 21:57:22,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:22,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:22,980 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:22,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:22,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:22,981 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:22,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:22,983 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:22,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-05 21:57:23,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:23,127 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:23,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:23,170 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:23,172 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:23,249 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:23,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-12-05 21:57:23,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:23,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:23,265 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:23,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:23,265 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:23,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:23,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:23,269 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:23,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-05 21:57:23,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:23,397 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:23,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:23,437 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:23,438 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:23,511 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:23,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-05 21:57:23,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:23,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:23,525 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:23,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:23,526 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:23,526 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:23,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:23,528 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:23,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-05 21:57:23,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:23,622 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:23,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:23,648 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:23,649 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:23,717 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:23,722 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-12-05 21:57:23,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:23,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:23,733 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:23,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:23,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:23,734 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:23,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:23,736 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:23,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-05 21:57:23,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:23,830 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:23,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:23,861 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:23,862 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:23,934 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:23,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-05 21:57:23,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:23,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:23,947 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:23,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:23,948 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:23,948 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:23,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:23,950 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:23,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-05 21:57:24,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:24,089 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:24,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:24,129 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:24,130 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:24,201 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:24,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-05 21:57:24,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:24,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:24,225 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:24,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:24,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:24,226 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:24,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:24,229 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:24,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-05 21:57:24,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:24,328 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:24,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:24,360 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:24,361 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:24,421 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:24,423 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-05 21:57:24,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:24,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:24,434 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:24,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:24,435 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:24,435 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:24,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:24,437 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:24,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-05 21:57:24,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:24,562 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:24,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:24,592 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:24,593 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:24,644 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:24,646 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-05 21:57:24,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:24,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:24,656 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:24,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:24,657 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:24,657 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:24,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:24,659 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:24,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-05 21:57:24,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:24,750 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:24,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:24,780 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:24,781 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:24,845 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:24,848 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-05 21:57:24,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:24,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:24,857 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:24,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:24,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:24,858 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:24,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:24,860 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:24,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-05 21:57:24,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:24,948 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:24,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:24,974 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:24,976 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:25,026 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:25,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-05 21:57:25,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:25,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:25,036 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:25,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:25,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:25,036 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:25,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:25,038 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:25,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-05 21:57:25,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:25,132 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:25,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:25,161 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:25,162 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:25,219 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:25,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-05 21:57:25,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:25,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:25,230 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:25,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:25,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:25,231 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:25,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:25,232 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:25,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-05 21:57:25,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:25,337 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:25,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:25,367 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:25,367 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:25,423 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:25,425 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-05 21:57:25,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:25,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:25,433 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:25,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:25,433 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:25,433 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:25,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:25,435 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:25,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-05 21:57:25,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:25,544 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:25,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:25,579 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:25,580 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:25,634 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:25,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-05 21:57:25,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:25,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:25,644 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:25,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:25,645 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:25,645 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:25,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:25,646 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:25,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-05 21:57:25,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:25,780 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:25,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:25,809 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:25,810 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:25,856 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:25,858 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-05 21:57:25,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:25,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:25,868 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:25,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:25,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:25,869 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:25,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:25,871 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:25,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-05 21:57:25,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:25,969 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:25,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:25,994 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:25,995 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:26,043 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:26,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-05 21:57:26,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:26,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:26,055 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:26,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:26,055 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:26,055 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:26,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:26,057 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:26,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-05 21:57:26,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:26,167 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:26,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:26,193 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:26,194 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:26,249 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:26,253 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-05 21:57:26,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:26,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:26,267 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:26,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:26,268 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:26,268 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:26,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:26,269 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:26,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-05 21:57:26,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:26,354 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:26,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:26,378 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:26,379 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:26,423 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:26,424 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-05 21:57:26,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:26,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:26,431 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:26,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:26,431 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:26,431 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:26,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:26,433 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:26,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-05 21:57:26,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:26,522 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:26,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:26,554 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:26,555 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:26,602 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:26,604 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Forceful destruction successful, exit code 0 [2024-12-05 21:57:26,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:26,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:26,612 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:26,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:26,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:26,612 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:26,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:26,614 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:26,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-05 21:57:26,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:26,703 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:26,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:26,728 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:26,729 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:26,776 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:26,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-05 21:57:26,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:26,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:26,784 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:26,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:26,785 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:26,785 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:26,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:26,787 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:26,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-05 21:57:26,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:26,881 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:26,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:26,908 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:26,909 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:26,960 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:26,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-05 21:57:26,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:26,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:26,968 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:26,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:26,969 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:26,969 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:26,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:26,970 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:26,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-05 21:57:27,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:27,059 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:27,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:27,090 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:27,090 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:27,138 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:27,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-05 21:57:27,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:27,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:27,149 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:27,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:27,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:27,150 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:27,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:27,151 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:27,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-05 21:57:27,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:27,240 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:27,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:27,267 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:27,268 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:27,317 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:27,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-05 21:57:27,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:27,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:27,326 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:27,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:27,326 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:27,326 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:27,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:27,327 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:27,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-05 21:57:27,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:27,412 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:27,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:27,438 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:27,439 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:27,493 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:27,494 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-05 21:57:27,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:27,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:27,501 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:27,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:27,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:27,501 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:27,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:27,503 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:27,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-05 21:57:27,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:27,594 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:27,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:27,620 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:27,621 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:27,670 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:27,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-05 21:57:27,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:27,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:27,679 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:27,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:27,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:27,680 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:27,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:27,682 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:27,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-05 21:57:27,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:27,766 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:27,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:27,792 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:27,793 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:27,840 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:27,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-05 21:57:27,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:27,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:27,847 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:27,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:27,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:27,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:27,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:27,849 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:27,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-05 21:57:27,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:27,933 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:27,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:27,958 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:27,959 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:28,002 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:28,004 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-05 21:57:28,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:28,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:28,013 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:28,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:28,013 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:28,013 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:28,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:28,015 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:28,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-05 21:57:28,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:28,129 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:28,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:28,159 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:28,160 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:28,210 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:28,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-05 21:57:28,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:28,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:28,219 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:28,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:28,219 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:28,219 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:28,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:28,221 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:28,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-05 21:57:28,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:28,301 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:28,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:28,327 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:28,328 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:28,376 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:28,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-05 21:57:28,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:28,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:28,385 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:28,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:28,385 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:28,385 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:28,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:28,387 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:28,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-05 21:57:28,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:28,475 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:28,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:28,500 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:28,501 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:28,551 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:28,553 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-05 21:57:28,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:28,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:28,561 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:28,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:28,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:28,561 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:28,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:28,563 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:28,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-05 21:57:28,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:28,674 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:28,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:28,700 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:28,701 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:28,750 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:28,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-05 21:57:28,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:28,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:28,759 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:28,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:28,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:28,759 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:28,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:28,761 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:28,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-05 21:57:28,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:28,853 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:28,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:28,879 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:28,880 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:28,928 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:28,930 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-05 21:57:28,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:28,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:28,941 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:28,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:28,941 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:28,941 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:28,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:28,942 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:28,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-05 21:57:29,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:29,031 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:29,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:29,055 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:29,056 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:29,096 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:29,098 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-05 21:57:29,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:29,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:29,104 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:29,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:29,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:29,104 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:29,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:29,106 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:29,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-05 21:57:29,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:29,197 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:29,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:29,223 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:29,223 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:29,263 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:29,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-12-05 21:57:29,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:29,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:29,272 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:29,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:29,272 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:29,272 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:29,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:29,274 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:29,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-05 21:57:29,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:29,383 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:29,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:29,407 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:29,408 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:29,458 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:29,460 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Forceful destruction successful, exit code 0 [2024-12-05 21:57:29,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:29,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:29,468 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:29,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:29,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:29,468 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:29,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:29,470 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:29,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-12-05 21:57:29,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:29,565 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:29,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:29,594 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:29,594 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:29,640 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:29,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-12-05 21:57:29,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:29,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:29,648 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:29,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:29,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:29,648 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:29,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:29,649 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:29,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-12-05 21:57:29,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:29,734 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:29,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:29,760 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:29,761 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:29,811 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:29,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-12-05 21:57:29,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:29,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:29,823 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:29,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:29,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:29,823 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:29,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:29,825 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:29,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-12-05 21:57:29,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:29,918 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:29,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:29,943 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:29,944 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:29,984 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:29,985 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-12-05 21:57:29,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:29,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:29,991 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:29,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:29,991 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:29,991 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:29,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:29,993 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:29,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-12-05 21:57:30,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:30,084 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:30,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:30,110 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:30,110 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:30,158 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:30,160 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-12-05 21:57:30,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:30,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:30,166 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:30,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:30,166 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:30,166 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:30,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:30,168 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:30,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-12-05 21:57:30,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:30,259 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:30,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:30,285 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:30,286 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:30,334 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:30,336 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-12-05 21:57:30,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:30,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:30,343 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:30,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:30,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:30,344 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:30,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:30,345 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:30,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-12-05 21:57:30,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:30,431 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:30,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:30,457 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:30,457 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:30,505 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:30,507 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-12-05 21:57:30,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:30,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:30,513 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:30,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:30,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:30,514 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:30,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:30,515 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:30,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-12-05 21:57:30,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:30,599 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:30,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:30,623 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:30,624 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:30,674 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:30,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-12-05 21:57:30,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:30,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:30,686 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:30,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:30,687 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:30,687 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:30,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:30,688 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:30,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-12-05 21:57:30,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:30,782 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:30,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:30,808 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:30,808 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:30,852 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:30,854 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-12-05 21:57:30,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:30,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:30,862 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:30,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:30,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:30,863 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:30,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:30,864 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:30,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-12-05 21:57:30,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:30,955 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:30,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:30,979 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:30,980 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:31,029 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:31,031 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-12-05 21:57:31,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:31,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:31,039 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:31,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:31,039 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:31,039 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:31,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:31,040 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:31,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-12-05 21:57:31,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:31,164 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:31,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:31,194 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:31,195 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:31,247 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:31,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-12-05 21:57:31,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:31,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:31,256 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:31,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:31,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:31,257 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:31,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:31,258 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:31,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-12-05 21:57:31,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:31,348 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:31,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:31,374 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:31,375 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:31,424 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:31,426 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-12-05 21:57:31,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:31,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:31,432 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:31,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:31,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:31,432 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:31,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:31,434 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:31,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-12-05 21:57:31,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:31,519 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:31,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:31,544 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:31,545 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:31,591 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:31,592 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-12-05 21:57:31,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:31,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:31,602 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:31,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:31,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:31,602 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:31,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:31,604 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:31,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-12-05 21:57:31,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:31,692 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:31,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:31,715 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:31,716 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:31,762 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:31,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2024-12-05 21:57:31,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:31,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:31,770 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:31,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:31,770 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:31,770 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:31,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:31,771 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:31,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-12-05 21:57:31,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:31,859 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:31,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:31,884 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:31,885 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:31,929 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:31,931 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2024-12-05 21:57:31,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:31,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:31,939 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:31,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:31,939 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:31,939 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:31,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:31,941 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:31,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-12-05 21:57:32,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:32,030 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:32,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:32,063 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:32,064 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:32,106 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:32,108 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2024-12-05 21:57:32,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:32,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:32,114 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:32,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:32,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:32,114 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:32,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:32,116 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:32,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-12-05 21:57:32,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:32,197 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:32,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:32,224 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:32,225 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:32,272 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:32,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2024-12-05 21:57:32,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:32,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:32,281 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:32,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:32,281 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:32,281 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:32,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:32,283 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:32,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-12-05 21:57:32,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:32,367 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:32,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:32,393 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:32,393 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:32,439 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:32,441 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Forceful destruction successful, exit code 0 [2024-12-05 21:57:32,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:32,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:32,450 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:32,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:32,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:32,450 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:32,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:32,452 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:32,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-12-05 21:57:32,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:32,542 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:32,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:32,579 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:32,579 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:32,629 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:32,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Ended with exit code 0 [2024-12-05 21:57:32,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:32,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:32,638 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:32,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:32,638 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:32,639 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:32,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:32,640 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:32,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-12-05 21:57:32,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:32,733 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:32,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:32,762 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:32,763 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:32,814 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:32,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2024-12-05 21:57:32,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:32,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:32,824 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:32,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:32,824 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:32,824 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:32,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:32,826 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:32,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-12-05 21:57:32,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:32,915 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:32,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:32,941 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:32,942 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:32,995 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:32,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Ended with exit code 0 [2024-12-05 21:57:33,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:33,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:33,004 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:33,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:33,005 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:33,005 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:33,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:33,006 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:33,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-12-05 21:57:33,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:33,107 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:33,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:33,134 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:33,135 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:33,185 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:33,188 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Ended with exit code 0 [2024-12-05 21:57:33,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:33,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:33,195 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:33,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:33,196 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:33,196 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:33,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:33,197 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:33,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-12-05 21:57:33,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:33,296 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:33,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:33,329 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:33,330 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:33,382 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:33,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Ended with exit code 0 [2024-12-05 21:57:33,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:33,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:33,394 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:33,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:33,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:33,394 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:33,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:33,396 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:33,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-12-05 21:57:33,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:33,502 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:33,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:33,533 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:33,534 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:33,585 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:33,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Ended with exit code 0 [2024-12-05 21:57:33,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:33,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:33,596 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:33,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:33,596 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:33,597 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:33,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:33,598 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:33,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-12-05 21:57:33,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:33,684 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:33,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:33,710 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:33,710 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:33,758 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:33,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Ended with exit code 0 [2024-12-05 21:57:33,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:33,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:33,766 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:33,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:33,766 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:33,766 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:33,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:33,768 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:33,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-12-05 21:57:33,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:33,860 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:33,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:33,894 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:33,894 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:33,943 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:33,945 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Ended with exit code 0 [2024-12-05 21:57:33,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:33,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:33,951 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:33,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:33,951 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:33,951 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:33,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:33,953 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:33,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-12-05 21:57:34,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:34,041 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:34,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:34,067 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:34,067 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:34,114 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:34,115 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Ended with exit code 0 [2024-12-05 21:57:34,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:34,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:34,122 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:34,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:34,122 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:34,122 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:34,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:34,124 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:34,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-12-05 21:57:34,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:34,209 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:34,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:34,237 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:34,237 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:34,283 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:34,284 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Ended with exit code 0 [2024-12-05 21:57:34,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:34,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:34,295 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:34,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:34,295 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:34,295 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:34,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:34,297 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:34,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-12-05 21:57:34,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:34,400 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:34,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:34,425 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:34,426 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:34,472 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:34,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Ended with exit code 0 [2024-12-05 21:57:34,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:34,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:34,480 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:34,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:34,480 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:34,480 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:34,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:34,481 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:34,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-12-05 21:57:34,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:34,571 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:34,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:34,596 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:34,596 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:34,645 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:34,646 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Ended with exit code 0 [2024-12-05 21:57:34,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:34,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:34,654 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:34,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:34,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:34,654 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:34,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:34,655 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:34,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-12-05 21:57:34,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:34,744 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:34,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:34,770 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:34,771 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:34,820 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:34,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Ended with exit code 0 [2024-12-05 21:57:34,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:34,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:34,827 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:34,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:34,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:34,827 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:34,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:34,829 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:34,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-12-05 21:57:34,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:34,919 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:34,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:34,946 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:34,946 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:34,993 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:34,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Ended with exit code 0 [2024-12-05 21:57:35,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:35,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:35,001 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:35,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:35,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:35,001 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:35,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:35,003 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:35,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2024-12-05 21:57:35,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:35,089 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:35,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:35,125 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:35,126 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:35,165 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:35,167 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Ended with exit code 0 [2024-12-05 21:57:35,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:35,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:35,176 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:35,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:35,176 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:35,176 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:35,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:35,178 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:35,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2024-12-05 21:57:35,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:35,276 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:35,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:35,299 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:35,300 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:35,346 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:35,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Ended with exit code 0 [2024-12-05 21:57:35,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:35,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:35,354 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:35,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:35,354 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:35,354 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:35,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:35,355 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:35,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Waiting until timeout for monitored process [2024-12-05 21:57:35,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:35,441 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:35,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:35,467 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:35,467 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:35,516 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:35,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Ended with exit code 0 [2024-12-05 21:57:35,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:35,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:35,524 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:35,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:35,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:35,524 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:35,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:35,526 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:35,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Waiting until timeout for monitored process [2024-12-05 21:57:35,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:35,612 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:35,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:35,637 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:35,637 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:35,678 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:35,680 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Ended with exit code 0 [2024-12-05 21:57:35,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:35,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:35,686 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:35,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:35,686 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:35,686 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:35,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:35,688 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:35,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Waiting until timeout for monitored process [2024-12-05 21:57:35,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:35,768 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:35,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:35,794 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:35,795 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:35,837 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:35,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Ended with exit code 0 [2024-12-05 21:57:35,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:35,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:35,845 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:35,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:35,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:35,845 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:35,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:35,846 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:35,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Waiting until timeout for monitored process [2024-12-05 21:57:35,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:35,927 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:35,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:35,952 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:35,953 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:35,998 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:36,000 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Ended with exit code 0 [2024-12-05 21:57:36,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:36,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:36,008 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:36,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:36,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:36,009 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:36,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:36,010 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:36,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Waiting until timeout for monitored process [2024-12-05 21:57:36,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:36,097 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:36,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:36,122 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:36,123 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:36,169 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:36,171 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Ended with exit code 0 [2024-12-05 21:57:36,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:36,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:36,177 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:36,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:36,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:36,177 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:36,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:36,179 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:36,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Waiting until timeout for monitored process [2024-12-05 21:57:36,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:36,266 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:36,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:36,291 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:36,292 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:36,338 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:36,340 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Ended with exit code 0 [2024-12-05 21:57:36,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:36,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:36,346 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:36,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:36,346 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:36,346 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:36,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:36,348 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:36,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Waiting until timeout for monitored process [2024-12-05 21:57:36,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:36,433 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:36,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:36,457 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:36,458 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:36,498 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:36,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Ended with exit code 0 [2024-12-05 21:57:36,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:36,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:36,506 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:36,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:36,506 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:36,506 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:36,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:36,508 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:36,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Waiting until timeout for monitored process [2024-12-05 21:57:36,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:36,594 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:36,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:36,617 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:36,618 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:36,659 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:36,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Ended with exit code 0 [2024-12-05 21:57:36,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:36,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:36,667 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:36,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:36,667 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:36,667 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:36,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:36,669 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:36,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Waiting until timeout for monitored process [2024-12-05 21:57:36,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:36,756 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:36,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:36,782 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:36,782 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:36,822 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:36,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Ended with exit code 0 [2024-12-05 21:57:36,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:36,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:36,832 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:36,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:36,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:36,832 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:36,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:36,834 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:36,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Waiting until timeout for monitored process [2024-12-05 21:57:36,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:36,920 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:36,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:36,946 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:36,946 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:36,982 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:36,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Ended with exit code 0 [2024-12-05 21:57:36,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:36,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:36,991 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:36,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:36,991 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:36,991 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:36,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:36,993 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:36,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Waiting until timeout for monitored process [2024-12-05 21:57:37,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:37,079 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:37,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:37,105 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:37,105 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:37,146 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:37,148 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Ended with exit code 0 [2024-12-05 21:57:37,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:37,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:37,154 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:37,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:37,154 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:37,154 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:37,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:37,156 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:37,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Waiting until timeout for monitored process [2024-12-05 21:57:37,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:37,241 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:37,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:37,265 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:37,266 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:37,308 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:37,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Ended with exit code 0 [2024-12-05 21:57:37,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:37,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:37,316 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:37,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:37,316 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:37,316 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:37,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:37,318 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:37,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Waiting until timeout for monitored process [2024-12-05 21:57:37,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:37,403 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:37,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:37,429 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:37,430 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:37,478 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:37,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Ended with exit code 0 [2024-12-05 21:57:37,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:37,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:37,488 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:37,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:37,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:37,488 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:37,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:37,490 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:37,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Waiting until timeout for monitored process [2024-12-05 21:57:37,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:37,576 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:37,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:37,600 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:37,601 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:37,646 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:37,648 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Ended with exit code 0 [2024-12-05 21:57:37,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:37,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:37,656 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:37,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:37,656 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:37,657 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:37,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:37,658 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:37,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Waiting until timeout for monitored process [2024-12-05 21:57:37,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:37,749 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:37,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:37,780 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:37,781 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:37,824 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:37,826 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Ended with exit code 0 [2024-12-05 21:57:37,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:37,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:37,831 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:37,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:37,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:37,832 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:37,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:37,833 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:37,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Waiting until timeout for monitored process [2024-12-05 21:57:37,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:37,918 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:37,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:37,942 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:37,943 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:37,990 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:37,993 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Ended with exit code 0 [2024-12-05 21:57:37,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:37,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:37,998 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:37,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:37,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:37,999 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:37,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:38,000 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:38,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Waiting until timeout for monitored process [2024-12-05 21:57:38,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:38,087 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:38,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:38,111 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:38,111 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:38,152 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:38,153 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Ended with exit code 0 [2024-12-05 21:57:38,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:38,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:38,160 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:38,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:38,160 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:38,160 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:38,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:38,161 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:38,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Waiting until timeout for monitored process [2024-12-05 21:57:38,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:38,247 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:38,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:38,273 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:38,273 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:38,318 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:38,320 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Ended with exit code 0 [2024-12-05 21:57:38,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:38,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:38,325 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:38,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:38,326 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:38,326 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:38,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:38,327 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:38,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Waiting until timeout for monitored process [2024-12-05 21:57:38,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:38,413 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:38,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:38,438 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:38,438 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:38,483 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:38,485 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Ended with exit code 0 [2024-12-05 21:57:38,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:38,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:38,494 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:38,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:38,494 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:38,494 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:38,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:38,495 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:38,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Waiting until timeout for monitored process [2024-12-05 21:57:38,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:38,580 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:38,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:38,606 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:38,607 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:38,646 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:38,648 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Ended with exit code 0 [2024-12-05 21:57:38,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:38,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:38,655 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:38,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:38,655 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:38,655 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:38,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:38,657 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:38,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Waiting until timeout for monitored process [2024-12-05 21:57:38,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:38,743 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:38,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:38,766 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:38,767 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:38,808 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:38,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Ended with exit code 0 [2024-12-05 21:57:38,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:38,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:38,818 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:38,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:38,818 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:38,818 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:38,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:38,819 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:38,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Waiting until timeout for monitored process [2024-12-05 21:57:38,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:38,914 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:38,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:38,939 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:38,940 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:38,985 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:38,987 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Ended with exit code 0 [2024-12-05 21:57:38,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:38,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:38,993 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:38,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:38,993 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:38,993 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:38,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:38,994 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:38,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Waiting until timeout for monitored process [2024-12-05 21:57:39,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:39,080 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:39,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:39,105 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:39,105 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:39,150 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:39,152 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Ended with exit code 0 [2024-12-05 21:57:39,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:39,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:39,158 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:39,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:39,158 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:39,158 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:39,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:39,159 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:39,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Waiting until timeout for monitored process [2024-12-05 21:57:39,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:39,245 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:39,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:39,275 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:39,276 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:39,317 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:39,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Ended with exit code 0 [2024-12-05 21:57:39,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:39,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:39,328 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:39,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:39,328 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:39,328 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:39,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:39,330 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:39,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Waiting until timeout for monitored process [2024-12-05 21:57:39,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:39,421 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:39,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:39,447 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:39,448 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:39,495 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:39,498 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Ended with exit code 0 [2024-12-05 21:57:39,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:39,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:39,504 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:39,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:39,504 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:39,504 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:39,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:39,505 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:39,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Waiting until timeout for monitored process [2024-12-05 21:57:39,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:39,605 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:39,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:39,628 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:39,629 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:39,673 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:39,675 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Ended with exit code 0 [2024-12-05 21:57:39,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:39,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:39,681 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:39,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:39,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:39,681 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:39,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:39,682 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:39,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Waiting until timeout for monitored process [2024-12-05 21:57:39,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:39,765 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:39,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:39,792 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:39,793 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:39,832 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:39,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Ended with exit code 0 [2024-12-05 21:57:39,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:39,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:39,840 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:39,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:39,840 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:39,840 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:39,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:39,842 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:39,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Waiting until timeout for monitored process [2024-12-05 21:57:39,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:39,922 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:39,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:39,946 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:39,946 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:39,983 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:39,985 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Ended with exit code 0 [2024-12-05 21:57:39,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:39,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:39,991 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:39,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:39,992 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:39,992 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:39,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:39,993 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:39,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Waiting until timeout for monitored process [2024-12-05 21:57:40,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:40,083 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:40,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:40,111 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:40,112 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:40,156 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:40,158 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Forceful destruction successful, exit code 0 [2024-12-05 21:57:40,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:40,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:40,166 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:40,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:40,166 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:40,166 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:40,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:40,168 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:40,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Waiting until timeout for monitored process [2024-12-05 21:57:40,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:40,255 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:40,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:40,281 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:40,282 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:40,327 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:40,330 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Ended with exit code 0 [2024-12-05 21:57:40,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:40,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:40,337 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:40,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:40,337 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:40,337 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:40,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:40,339 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:40,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Waiting until timeout for monitored process [2024-12-05 21:57:40,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:40,440 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:40,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:40,464 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:40,465 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:40,501 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:40,503 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Ended with exit code 0 [2024-12-05 21:57:40,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:40,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:40,509 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:40,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:40,509 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:40,509 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:40,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:40,510 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:40,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Waiting until timeout for monitored process [2024-12-05 21:57:40,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:40,592 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:40,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:40,618 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:40,618 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:40,665 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:40,667 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Ended with exit code 0 [2024-12-05 21:57:40,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:40,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:40,673 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:40,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:40,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:40,673 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:40,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:40,675 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:40,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Waiting until timeout for monitored process [2024-12-05 21:57:40,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:40,761 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:40,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:40,786 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:40,787 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:40,825 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:40,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Ended with exit code 0 [2024-12-05 21:57:40,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:40,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:40,833 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:40,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:40,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:40,833 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:40,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:40,835 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:40,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Waiting until timeout for monitored process [2024-12-05 21:57:40,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:40,916 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:40,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:40,940 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:40,940 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:40,992 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:40,994 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Forceful destruction successful, exit code 0 [2024-12-05 21:57:41,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:41,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:41,003 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:41,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:41,003 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:41,003 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:41,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:41,005 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:41,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Waiting until timeout for monitored process [2024-12-05 21:57:41,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:41,092 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:41,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:41,120 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:41,121 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:41,169 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:41,171 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Ended with exit code 0 [2024-12-05 21:57:41,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:41,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:41,177 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:41,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:41,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:41,177 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:41,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:41,179 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:41,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (111)] Waiting until timeout for monitored process [2024-12-05 21:57:41,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:41,270 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:41,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:41,297 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:41,298 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:41,348 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:41,350 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (111)] Ended with exit code 0 [2024-12-05 21:57:41,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:41,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:41,357 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:41,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:41,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:41,357 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:41,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:41,358 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:41,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (112)] Waiting until timeout for monitored process [2024-12-05 21:57:41,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:41,443 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:41,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:41,476 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:41,477 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:41,522 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:41,524 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (112)] Ended with exit code 0 [2024-12-05 21:57:41,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:41,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:41,530 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:41,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:41,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:41,530 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:41,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:41,532 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:41,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (113)] Waiting until timeout for monitored process [2024-12-05 21:57:41,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:41,619 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:41,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:41,645 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:41,645 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:41,692 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:41,694 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (113)] Ended with exit code 0 [2024-12-05 21:57:41,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:41,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:41,698 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:41,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:41,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:41,699 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:41,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:41,700 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:41,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (114)] Waiting until timeout for monitored process [2024-12-05 21:57:41,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:41,787 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:41,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:41,815 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:41,815 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:41,856 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:41,858 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (114)] Ended with exit code 0 [2024-12-05 21:57:41,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:41,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:41,865 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:41,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:41,866 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:41,866 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:41,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:41,867 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:41,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (115)] Waiting until timeout for monitored process [2024-12-05 21:57:41,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:41,957 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:41,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:41,987 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:41,987 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:42,026 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:42,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (115)] Ended with exit code 0 [2024-12-05 21:57:42,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:42,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:42,033 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:42,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:42,033 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:42,033 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:42,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:42,035 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:42,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (116)] Waiting until timeout for monitored process [2024-12-05 21:57:42,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:42,122 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:42,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:42,147 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:42,148 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:42,187 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:42,189 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (116)] Ended with exit code 0 [2024-12-05 21:57:42,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:42,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:42,195 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:42,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:42,195 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:42,195 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:42,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:42,197 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:42,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (117)] Waiting until timeout for monitored process [2024-12-05 21:57:42,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:42,303 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:42,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:42,328 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:42,328 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:42,371 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:42,373 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (117)] Ended with exit code 0 [2024-12-05 21:57:42,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:42,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:42,379 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:42,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:42,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:42,379 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:42,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:42,381 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:42,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (118)] Waiting until timeout for monitored process [2024-12-05 21:57:42,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:42,468 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:42,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:42,496 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:42,496 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:42,540 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:42,542 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (118)] Forceful destruction successful, exit code 0 [2024-12-05 21:57:42,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:42,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:42,547 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:42,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:42,548 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:42,548 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:42,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:42,549 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:42,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (119)] Waiting until timeout for monitored process [2024-12-05 21:57:42,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:42,635 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:42,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:42,662 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:42,662 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:42,697 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:42,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (119)] Ended with exit code 0 [2024-12-05 21:57:42,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:42,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:42,708 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:42,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:42,708 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:42,708 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:42,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:42,709 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:42,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (120)] Waiting until timeout for monitored process [2024-12-05 21:57:42,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:42,789 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:42,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:42,813 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:42,813 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:42,859 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:42,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (120)] Ended with exit code 0 [2024-12-05 21:57:42,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:42,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:42,866 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:42,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:42,867 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:42,867 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:42,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:42,868 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:42,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (121)] Waiting until timeout for monitored process [2024-12-05 21:57:42,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:42,954 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:42,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:42,980 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:42,981 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:43,023 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:43,025 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (121)] Ended with exit code 0 [2024-12-05 21:57:43,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:43,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:43,030 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:43,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:43,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:43,030 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:43,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:43,032 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:43,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (122)] Waiting until timeout for monitored process [2024-12-05 21:57:43,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:43,118 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:43,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:43,142 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:43,143 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:43,185 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:43,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (122)] Ended with exit code 0 [2024-12-05 21:57:43,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:43,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:43,193 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:43,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:43,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:43,194 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:43,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:43,195 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:43,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (123)] Waiting until timeout for monitored process [2024-12-05 21:57:43,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:43,282 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:43,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:43,312 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:43,313 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:43,359 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:43,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (123)] Ended with exit code 0 [2024-12-05 21:57:43,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:43,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:43,367 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:43,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:43,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:43,367 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:43,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:43,369 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:43,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (124)] Waiting until timeout for monitored process [2024-12-05 21:57:43,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:43,455 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:43,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:43,479 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:43,480 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:43,526 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:43,527 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (124)] Ended with exit code 0 [2024-12-05 21:57:43,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:43,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:43,536 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:43,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:43,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:43,536 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:43,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:43,537 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:43,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (125)] Waiting until timeout for monitored process [2024-12-05 21:57:43,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:43,627 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:43,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:43,655 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:43,655 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:43,705 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:43,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (125)] Ended with exit code 0 [2024-12-05 21:57:43,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:43,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:43,713 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:43,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:43,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:43,713 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:43,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:43,715 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:43,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (126)] Waiting until timeout for monitored process [2024-12-05 21:57:43,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:43,802 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:43,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:43,831 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:43,831 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:43,877 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:43,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (126)] Ended with exit code 0 [2024-12-05 21:57:43,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:43,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:43,886 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:43,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:43,886 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:43,886 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:43,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:43,888 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:43,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (127)] Waiting until timeout for monitored process [2024-12-05 21:57:43,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:43,974 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:43,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:44,000 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:44,001 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:44,049 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:44,051 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (127)] Ended with exit code 0 [2024-12-05 21:57:44,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:44,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:44,059 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:44,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:44,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:44,059 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:44,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:44,061 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:44,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (128)] Waiting until timeout for monitored process [2024-12-05 21:57:44,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:44,142 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:44,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:44,167 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:44,167 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:44,209 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:44,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (128)] Ended with exit code 0 [2024-12-05 21:57:44,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:44,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:44,216 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:44,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:44,217 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:44,217 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:44,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:44,218 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:44,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (129)] Waiting until timeout for monitored process [2024-12-05 21:57:44,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:44,304 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:44,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:44,328 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:44,329 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:44,365 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:44,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (129)] Ended with exit code 0 [2024-12-05 21:57:44,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:44,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:44,375 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:44,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:44,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:44,375 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:44,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:44,377 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:44,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (130)] Waiting until timeout for monitored process [2024-12-05 21:57:44,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:44,462 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:44,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:44,488 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:44,488 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:44,532 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:44,534 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (130)] Ended with exit code 0 [2024-12-05 21:57:44,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:44,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:44,540 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:44,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:44,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:44,540 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:44,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:44,542 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:44,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (131)] Waiting until timeout for monitored process [2024-12-05 21:57:44,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:44,628 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:44,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:44,651 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:44,652 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:44,691 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:44,693 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (131)] Ended with exit code 0 [2024-12-05 21:57:44,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:44,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:44,699 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:44,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:44,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:44,699 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:44,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:44,701 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:44,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (132)] Waiting until timeout for monitored process [2024-12-05 21:57:44,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:44,786 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:44,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:44,810 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:44,811 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:44,857 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:44,859 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (132)] Ended with exit code 0 [2024-12-05 21:57:44,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:44,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:44,867 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:44,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:44,867 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:44,867 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:44,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:44,869 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:44,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (133)] Waiting until timeout for monitored process [2024-12-05 21:57:44,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:44,964 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:44,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:44,989 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:44,990 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:45,037 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:45,039 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (133)] Forceful destruction successful, exit code 0 [2024-12-05 21:57:45,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:45,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:45,045 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:45,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:45,045 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:45,045 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:45,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:45,047 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:45,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (134)] Waiting until timeout for monitored process [2024-12-05 21:57:45,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:45,135 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:45,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:45,159 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:45,159 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:45,204 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:45,206 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (134)] Forceful destruction successful, exit code 0 [2024-12-05 21:57:45,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:45,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:45,216 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:45,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:45,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:45,216 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:45,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:45,218 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:45,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (135)] Waiting until timeout for monitored process [2024-12-05 21:57:45,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:45,315 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:45,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:45,342 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:45,343 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:45,387 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:45,389 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (135)] Ended with exit code 0 [2024-12-05 21:57:45,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:45,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:45,395 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:45,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:45,396 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:45,396 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:45,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:45,397 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:45,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (136)] Waiting until timeout for monitored process [2024-12-05 21:57:45,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:45,485 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:45,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:45,511 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:45,512 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:45,556 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:45,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (136)] Ended with exit code 0 [2024-12-05 21:57:45,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:45,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:45,563 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:45,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:45,564 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:45,564 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:45,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:45,565 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:45,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (137)] Waiting until timeout for monitored process [2024-12-05 21:57:45,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:45,655 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:45,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:45,682 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:45,683 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:45,723 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:45,725 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (137)] Ended with exit code 0 [2024-12-05 21:57:45,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:45,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:45,731 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:45,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:45,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:45,731 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:45,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:45,732 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:45,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (138)] Waiting until timeout for monitored process [2024-12-05 21:57:45,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:45,818 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:45,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:45,842 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:45,843 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:45,886 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:45,888 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (138)] Ended with exit code 0 [2024-12-05 21:57:45,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:45,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:45,894 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:45,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:45,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:45,894 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:45,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:45,895 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:45,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (139)] Waiting until timeout for monitored process [2024-12-05 21:57:45,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:45,975 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:45,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:46,003 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:46,004 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:46,039 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:46,041 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (139)] Ended with exit code 0 [2024-12-05 21:57:46,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:46,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:46,049 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:46,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:46,049 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:46,049 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:46,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:46,050 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:46,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (140)] Waiting until timeout for monitored process [2024-12-05 21:57:46,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:46,130 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:46,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:46,165 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:46,165 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:46,210 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:46,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (140)] Ended with exit code 0 [2024-12-05 21:57:46,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:46,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:46,217 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:46,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:46,217 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:46,217 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:46,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:46,218 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:46,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (141)] Waiting until timeout for monitored process [2024-12-05 21:57:46,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:46,304 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:46,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:46,328 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:46,328 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:46,364 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:46,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (141)] Ended with exit code 0 [2024-12-05 21:57:46,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:46,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:46,370 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:46,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:46,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:46,371 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:46,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:46,372 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:46,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (142)] Waiting until timeout for monitored process [2024-12-05 21:57:46,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:46,457 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:46,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:46,481 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:46,482 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:46,530 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:46,532 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (142)] Ended with exit code 0 [2024-12-05 21:57:46,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:46,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:46,538 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:46,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:46,539 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:46,539 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:46,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:46,540 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:46,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (143)] Waiting until timeout for monitored process [2024-12-05 21:57:46,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:46,624 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:46,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:46,649 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:46,650 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:46,696 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:46,697 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (143)] Ended with exit code 0 [2024-12-05 21:57:46,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:46,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:46,703 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:46,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:46,704 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:46,704 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:46,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:46,705 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:46,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (144)] Waiting until timeout for monitored process [2024-12-05 21:57:46,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:46,791 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:46,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:46,814 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:46,815 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:46,864 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:46,865 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (144)] Ended with exit code 0 [2024-12-05 21:57:46,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:46,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:46,875 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:46,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:46,875 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:46,876 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:46,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:46,877 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:46,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (145)] Waiting until timeout for monitored process [2024-12-05 21:57:46,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:46,968 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:46,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:47,003 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:47,004 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:47,054 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:47,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (145)] Ended with exit code 0 [2024-12-05 21:57:47,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:47,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:47,063 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:47,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:47,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:47,063 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:47,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:47,064 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:47,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (146)] Waiting until timeout for monitored process [2024-12-05 21:57:47,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:47,159 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:47,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:47,184 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:47,185 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:47,222 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:47,224 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (146)] Ended with exit code 0 [2024-12-05 21:57:47,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:47,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:47,229 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:47,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:47,230 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:47,230 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:47,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:47,231 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:47,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (147)] Waiting until timeout for monitored process [2024-12-05 21:57:47,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:47,319 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:47,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:47,343 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:47,343 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:47,382 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:47,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (147)] Ended with exit code 0 [2024-12-05 21:57:47,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:47,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:47,389 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:47,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:47,390 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:47,390 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:47,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:47,391 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:47,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (148)] Waiting until timeout for monitored process [2024-12-05 21:57:47,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:47,478 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:47,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:47,504 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:47,505 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:47,549 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:47,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (148)] Ended with exit code 0 [2024-12-05 21:57:47,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:47,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:47,557 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:47,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:47,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:47,557 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:47,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:47,558 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:47,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (149)] Waiting until timeout for monitored process [2024-12-05 21:57:47,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:47,638 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:47,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:47,664 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:47,665 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:47,702 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:47,704 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (149)] Ended with exit code 0 [2024-12-05 21:57:47,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:47,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:47,711 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:47,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:47,711 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:47,712 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:47,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:47,713 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:47,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (150)] Waiting until timeout for monitored process [2024-12-05 21:57:47,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:47,799 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:47,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:47,822 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:47,823 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:47,865 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:47,867 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (150)] Ended with exit code 0 [2024-12-05 21:57:47,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:47,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:47,872 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:47,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:47,873 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:47,873 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:47,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:47,874 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:47,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (151)] Waiting until timeout for monitored process [2024-12-05 21:57:47,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:47,953 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:47,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:47,977 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:47,978 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:48,019 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:48,021 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (151)] Ended with exit code 0 [2024-12-05 21:57:48,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:48,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:48,029 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:48,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:48,029 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:48,029 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:48,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:48,031 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:48,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (152)] Waiting until timeout for monitored process [2024-12-05 21:57:48,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:48,118 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:48,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:48,142 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:48,143 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:48,189 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:48,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (152)] Ended with exit code 0 [2024-12-05 21:57:48,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:48,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:48,197 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:48,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:48,197 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:48,197 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:48,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:48,199 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:48,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (153)] Waiting until timeout for monitored process [2024-12-05 21:57:48,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:48,283 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:48,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:48,307 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:48,308 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:48,352 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:48,353 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (153)] Ended with exit code 0 [2024-12-05 21:57:48,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:48,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:48,358 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:48,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:48,358 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:48,358 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:48,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:48,360 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:48,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (154)] Waiting until timeout for monitored process [2024-12-05 21:57:48,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:48,453 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:48,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:48,477 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:48,477 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:48,521 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:48,523 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (154)] Ended with exit code 0 [2024-12-05 21:57:48,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:48,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:48,532 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:48,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:48,532 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:48,532 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:48,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:48,534 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:48,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (155)] Waiting until timeout for monitored process [2024-12-05 21:57:48,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:48,622 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:48,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:48,646 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:48,646 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:48,687 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:48,688 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (155)] Ended with exit code 0 [2024-12-05 21:57:48,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:48,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:48,694 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:48,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:48,695 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:48,695 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:48,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:48,696 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:48,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (156)] Waiting until timeout for monitored process [2024-12-05 21:57:48,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:48,785 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:48,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:48,813 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:48,814 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:48,859 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:48,861 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (156)] Forceful destruction successful, exit code 0 [2024-12-05 21:57:48,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:48,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:48,867 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:48,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:48,868 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:48,868 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:48,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:48,869 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:48,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (157)] Waiting until timeout for monitored process [2024-12-05 21:57:48,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:48,950 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:48,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:48,975 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:48,975 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:49,022 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:49,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (157)] Forceful destruction successful, exit code 0 [2024-12-05 21:57:49,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:49,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:49,029 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:49,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:49,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:49,030 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:49,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:49,031 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:49,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (158)] Waiting until timeout for monitored process [2024-12-05 21:57:49,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:49,123 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:49,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:49,148 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:49,149 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:49,191 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:49,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (158)] Ended with exit code 0 [2024-12-05 21:57:49,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:49,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:49,198 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:49,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:49,199 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:49,199 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:49,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:49,200 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:49,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (159)] Waiting until timeout for monitored process [2024-12-05 21:57:49,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:49,287 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:49,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:49,312 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:49,312 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:49,359 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:49,360 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (159)] Ended with exit code 0 [2024-12-05 21:57:49,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:49,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:49,368 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:49,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:49,368 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:49,368 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:49,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:49,369 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:49,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (160)] Waiting until timeout for monitored process [2024-12-05 21:57:49,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:49,476 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:49,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:49,502 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:49,502 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:49,541 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:49,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (160)] Ended with exit code 0 [2024-12-05 21:57:49,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:49,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:49,548 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:49,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:49,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:49,549 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:49,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:49,550 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:49,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (161)] Waiting until timeout for monitored process [2024-12-05 21:57:49,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:49,645 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:49,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:49,672 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:49,673 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:49,725 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:49,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (161)] Ended with exit code 0 [2024-12-05 21:57:49,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:49,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:49,735 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:49,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:49,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:49,735 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:49,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:49,736 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:49,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (162)] Waiting until timeout for monitored process [2024-12-05 21:57:49,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:49,834 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:49,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:49,861 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:49,862 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:49,913 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:49,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (162)] Ended with exit code 0 [2024-12-05 21:57:49,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:49,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:49,923 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:49,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:49,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:49,924 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:49,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:49,925 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:49,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (163)] Waiting until timeout for monitored process [2024-12-05 21:57:50,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:50,012 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:50,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:50,040 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:50,041 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:50,087 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:50,089 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (163)] Forceful destruction successful, exit code 0 [2024-12-05 21:57:50,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:50,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:50,094 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:50,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:50,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:50,095 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:50,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:50,096 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:50,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (164)] Waiting until timeout for monitored process [2024-12-05 21:57:50,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:50,180 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:50,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:50,207 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:50,207 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:50,247 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:50,249 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (164)] Ended with exit code 0 [2024-12-05 21:57:50,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:50,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:50,256 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:50,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:50,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:50,257 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:50,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:50,258 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:50,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (165)] Waiting until timeout for monitored process [2024-12-05 21:57:50,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:50,342 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:50,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:50,366 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:50,367 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:50,414 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:50,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (165)] Ended with exit code 0 [2024-12-05 21:57:50,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:50,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:50,422 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:50,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:50,422 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:50,422 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:50,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:50,423 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:50,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (166)] Waiting until timeout for monitored process [2024-12-05 21:57:50,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:50,534 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:50,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:50,561 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:50,561 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:50,605 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:50,606 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (166)] Ended with exit code 0 [2024-12-05 21:57:50,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:50,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:50,611 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:50,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:50,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:50,611 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:50,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:50,613 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:50,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (167)] Waiting until timeout for monitored process [2024-12-05 21:57:50,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:50,708 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:50,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:50,733 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:50,734 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:50,781 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:50,783 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (167)] Ended with exit code 0 [2024-12-05 21:57:50,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:50,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:50,788 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:50,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:50,789 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:50,789 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:50,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:50,790 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:50,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (168)] Waiting until timeout for monitored process [2024-12-05 21:57:50,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:50,872 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:50,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:50,896 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:50,896 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:50,939 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:50,941 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (168)] Ended with exit code 0 [2024-12-05 21:57:50,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:50,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:50,947 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:50,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:50,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:50,947 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:50,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:50,949 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:50,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (169)] Waiting until timeout for monitored process [2024-12-05 21:57:51,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:51,035 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:51,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:51,063 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:51,063 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:51,104 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:51,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (169)] Ended with exit code 0 [2024-12-05 21:57:51,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:51,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:51,114 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:51,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:51,115 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:51,115 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:51,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:51,116 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:51,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (170)] Waiting until timeout for monitored process [2024-12-05 21:57:51,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:51,203 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:51,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:51,226 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:51,227 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:51,262 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:51,264 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (170)] Ended with exit code 0 [2024-12-05 21:57:51,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:51,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:51,269 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:51,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:51,270 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:51,270 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:51,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:51,271 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:51,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (171)] Waiting until timeout for monitored process [2024-12-05 21:57:51,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:51,352 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:51,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:51,375 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:51,376 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:51,431 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:51,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (171)] Ended with exit code 0 [2024-12-05 21:57:51,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:51,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:51,439 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:51,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:51,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:51,439 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:51,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:51,441 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:51,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (172)] Waiting until timeout for monitored process [2024-12-05 21:57:51,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:51,532 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:51,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:51,558 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:51,559 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:51,607 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:51,609 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (172)] Ended with exit code 0 [2024-12-05 21:57:51,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:51,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:51,615 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:51,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:51,615 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:51,615 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:51,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:51,616 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:51,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (173)] Waiting until timeout for monitored process [2024-12-05 21:57:51,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:51,696 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:51,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:51,719 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:51,720 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:51,759 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:51,761 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (173)] Ended with exit code 0 [2024-12-05 21:57:51,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:51,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:51,767 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:51,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:51,767 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:51,767 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:51,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:51,768 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:51,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (174)] Waiting until timeout for monitored process [2024-12-05 21:57:51,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:51,854 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:51,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:51,877 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:51,877 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:51,915 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:51,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (174)] Ended with exit code 0 [2024-12-05 21:57:51,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:51,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:51,925 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:51,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:51,925 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:51,925 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:51,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:51,927 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:51,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (175)] Waiting until timeout for monitored process [2024-12-05 21:57:52,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:52,014 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:52,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:52,038 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:52,038 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:52,076 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:52,078 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (175)] Ended with exit code 0 [2024-12-05 21:57:52,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:52,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:52,083 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:52,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:52,084 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:52,084 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:52,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:52,085 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:52,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (176)] Waiting until timeout for monitored process [2024-12-05 21:57:52,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:52,171 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:52,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:52,196 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:52,197 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:52,242 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:52,244 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (176)] Ended with exit code 0 [2024-12-05 21:57:52,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:52,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:52,251 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:52,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:52,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:52,251 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:52,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:52,252 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:52,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (177)] Waiting until timeout for monitored process [2024-12-05 21:57:52,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:52,338 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:52,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:52,362 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:52,362 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:52,405 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:52,407 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (177)] Ended with exit code 0 [2024-12-05 21:57:52,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:52,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:52,413 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:52,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:52,413 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:52,413 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:52,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:52,414 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:52,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (178)] Waiting until timeout for monitored process [2024-12-05 21:57:52,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:52,526 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:52,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:52,557 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:52,557 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:52,601 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:52,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (178)] Ended with exit code 0 [2024-12-05 21:57:52,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:52,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:52,610 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:52,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:52,610 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:52,610 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:52,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:52,611 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:52,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (179)] Waiting until timeout for monitored process [2024-12-05 21:57:52,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:52,754 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:52,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:52,779 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:52,780 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:52,822 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:52,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (179)] Forceful destruction successful, exit code 0 [2024-12-05 21:57:52,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:52,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:52,832 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:52,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:52,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:52,832 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:52,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:52,834 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:52,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (180)] Waiting until timeout for monitored process [2024-12-05 21:57:52,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:52,916 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:52,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:52,942 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:52,942 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:52,988 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:52,990 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (180)] Ended with exit code 0 [2024-12-05 21:57:52,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:52,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:52,996 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:52,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:52,996 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:52,996 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:52,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:52,998 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:52,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (181)] Waiting until timeout for monitored process [2024-12-05 21:57:53,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:53,078 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:53,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:53,110 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:53,111 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:53,153 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:53,155 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (181)] Ended with exit code 0 [2024-12-05 21:57:53,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:53,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:53,160 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:53,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:53,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:53,161 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:53,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:53,162 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:53,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (182)] Waiting until timeout for monitored process [2024-12-05 21:57:53,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:53,252 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:53,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:53,279 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:53,280 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:53,326 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:53,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (182)] Ended with exit code 0 [2024-12-05 21:57:53,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:53,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:53,332 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:53,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:53,332 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:53,332 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:53,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:53,334 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:53,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (183)] Waiting until timeout for monitored process [2024-12-05 21:57:53,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:53,446 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:53,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:53,470 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:53,470 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:53,515 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:53,516 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (183)] Ended with exit code 0 [2024-12-05 21:57:53,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:53,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:53,521 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:53,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:53,522 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:53,522 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:53,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:53,523 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:53,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (184)] Waiting until timeout for monitored process [2024-12-05 21:57:53,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:53,608 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:53,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:53,634 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:53,634 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:53,676 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:53,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (184)] Ended with exit code 0 [2024-12-05 21:57:53,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:53,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:53,686 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:53,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:53,686 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:53,686 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:53,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:53,687 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:53,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (185)] Waiting until timeout for monitored process [2024-12-05 21:57:53,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:53,768 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:53,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:53,794 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:53,794 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:53,830 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:53,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (185)] Ended with exit code 0 [2024-12-05 21:57:53,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:53,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:53,837 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:53,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:53,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:53,837 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:53,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:53,839 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:53,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (186)] Waiting until timeout for monitored process [2024-12-05 21:57:53,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:53,918 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:53,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:53,943 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:53,944 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:53,985 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:53,987 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (186)] Ended with exit code 0 [2024-12-05 21:57:53,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:53,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:53,992 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:53,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:53,992 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:53,992 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:53,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:53,993 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:53,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (187)] Waiting until timeout for monitored process [2024-12-05 21:57:54,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:54,074 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:54,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:54,098 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:54,099 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:54,142 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:54,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (187)] Ended with exit code 0 [2024-12-05 21:57:54,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:54,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:54,149 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:54,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:54,149 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:54,150 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:54,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:54,151 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:54,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (188)] Waiting until timeout for monitored process [2024-12-05 21:57:54,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:54,232 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:54,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:54,257 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:54,258 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:54,297 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:54,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (188)] Ended with exit code 0 [2024-12-05 21:57:54,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:54,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:54,304 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:54,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:54,305 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:54,305 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:54,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:54,306 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:54,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (189)] Waiting until timeout for monitored process [2024-12-05 21:57:54,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:54,387 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:54,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:54,411 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:54,412 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:54,455 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:54,456 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (189)] Ended with exit code 0 [2024-12-05 21:57:54,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:54,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:54,464 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:54,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:54,464 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:54,464 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:54,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:54,465 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:54,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (190)] Waiting until timeout for monitored process [2024-12-05 21:57:54,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:54,549 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:54,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:54,575 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:54,576 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:54,616 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:54,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (190)] Ended with exit code 0 [2024-12-05 21:57:54,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:54,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:54,622 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:54,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:54,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:54,622 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:54,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:54,624 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:54,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (191)] Waiting until timeout for monitored process [2024-12-05 21:57:54,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:54,705 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:54,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:54,730 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:54,731 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:54,773 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:54,775 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (191)] Ended with exit code 0 [2024-12-05 21:57:54,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:54,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:54,781 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:54,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:54,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:54,781 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:54,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:54,783 INFO L229 MonitoredProcess]: Starting monitored process 192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:54,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (192)] Waiting until timeout for monitored process [2024-12-05 21:57:54,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:54,883 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:54,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:54,910 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:54,910 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:54,958 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:54,960 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (192)] Ended with exit code 0 [2024-12-05 21:57:54,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:54,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:54,965 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:54,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:54,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:54,966 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:54,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:54,967 INFO L229 MonitoredProcess]: Starting monitored process 193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:54,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (193)] Waiting until timeout for monitored process [2024-12-05 21:57:55,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:55,055 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:55,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:55,078 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:55,079 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:55,122 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:55,124 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (193)] Ended with exit code 0 [2024-12-05 21:57:55,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:55,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:55,131 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:55,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:55,131 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:55,131 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:55,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:55,132 INFO L229 MonitoredProcess]: Starting monitored process 194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:55,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (194)] Waiting until timeout for monitored process [2024-12-05 21:57:55,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:55,214 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:55,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:55,246 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:55,246 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:55,289 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:55,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (194)] Ended with exit code 0 [2024-12-05 21:57:55,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:55,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:55,299 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:55,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:55,299 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:55,300 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:55,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:55,301 INFO L229 MonitoredProcess]: Starting monitored process 195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:55,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (195)] Waiting until timeout for monitored process [2024-12-05 21:57:55,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:55,389 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:55,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:55,415 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:55,416 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:55,453 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:55,455 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (195)] Ended with exit code 0 [2024-12-05 21:57:55,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:55,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:55,461 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:55,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:55,462 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:55,462 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:55,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:55,463 INFO L229 MonitoredProcess]: Starting monitored process 196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:55,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (196)] Waiting until timeout for monitored process [2024-12-05 21:57:55,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:55,545 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:55,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:55,570 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:55,571 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:55,615 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:55,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (196)] Ended with exit code 0 [2024-12-05 21:57:55,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:55,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:55,623 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:55,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:55,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:55,623 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:55,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:55,624 INFO L229 MonitoredProcess]: Starting monitored process 197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:55,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (197)] Waiting until timeout for monitored process [2024-12-05 21:57:55,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:55,717 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:55,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:55,742 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:55,742 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:55,784 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:55,786 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (197)] Ended with exit code 0 [2024-12-05 21:57:55,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:55,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:55,791 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:55,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:55,792 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:55,792 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:55,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:55,793 INFO L229 MonitoredProcess]: Starting monitored process 198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:55,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (198)] Waiting until timeout for monitored process [2024-12-05 21:57:55,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:55,876 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:55,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:55,900 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:55,901 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:55,950 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:55,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (198)] Ended with exit code 0 [2024-12-05 21:57:55,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:55,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:55,958 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:55,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:55,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:55,958 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:55,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:55,959 INFO L229 MonitoredProcess]: Starting monitored process 199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:55,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (199)] Waiting until timeout for monitored process [2024-12-05 21:57:56,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:56,054 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:56,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:56,077 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:56,078 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:56,120 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:56,122 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (199)] Forceful destruction successful, exit code 0 [2024-12-05 21:57:56,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:56,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:56,130 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:56,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:56,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:56,130 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:56,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:56,131 INFO L229 MonitoredProcess]: Starting monitored process 200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:56,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (200)] Waiting until timeout for monitored process [2024-12-05 21:57:56,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:56,227 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:56,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:56,252 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:56,252 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:56,296 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:56,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (200)] Ended with exit code 0 [2024-12-05 21:57:56,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:56,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:56,304 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:56,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:56,304 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:56,304 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:56,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:56,305 INFO L229 MonitoredProcess]: Starting monitored process 201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:56,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (201)] Waiting until timeout for monitored process [2024-12-05 21:57:56,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:56,390 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:56,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:56,414 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:56,414 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:56,460 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:56,461 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (201)] Ended with exit code 0 [2024-12-05 21:57:56,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:56,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:56,466 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:56,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:56,467 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:56,467 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:56,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:56,468 INFO L229 MonitoredProcess]: Starting monitored process 202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:56,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (202)] Waiting until timeout for monitored process [2024-12-05 21:57:56,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:56,551 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:56,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:56,582 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:56,583 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:56,629 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:56,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (202)] Ended with exit code 0 [2024-12-05 21:57:56,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:56,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:56,637 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:56,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:56,637 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:56,637 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:56,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:56,638 INFO L229 MonitoredProcess]: Starting monitored process 203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:56,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (203)] Waiting until timeout for monitored process [2024-12-05 21:57:56,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:56,720 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:56,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:56,744 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:56,745 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:56,790 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:56,792 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (203)] Ended with exit code 0 [2024-12-05 21:57:56,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:56,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:56,797 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:56,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:56,797 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:56,797 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:56,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:56,799 INFO L229 MonitoredProcess]: Starting monitored process 204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:56,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (204)] Waiting until timeout for monitored process [2024-12-05 21:57:56,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:56,885 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:56,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:56,910 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:56,910 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:56,951 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:56,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (204)] Ended with exit code 0 [2024-12-05 21:57:56,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:56,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:56,961 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:56,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:56,961 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:56,961 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:56,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:56,962 INFO L229 MonitoredProcess]: Starting monitored process 205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:56,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (205)] Waiting until timeout for monitored process [2024-12-05 21:57:57,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:57,047 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:57,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:57,071 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:57,072 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:57,111 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:57,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (205)] Ended with exit code 0 [2024-12-05 21:57:57,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:57,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:57,118 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:57,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:57,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:57,119 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:57,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:57,120 INFO L229 MonitoredProcess]: Starting monitored process 206 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:57,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (206)] Waiting until timeout for monitored process [2024-12-05 21:57:57,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:57,230 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:57,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:57,262 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:57,263 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:57,304 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:57,306 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (206)] Ended with exit code 0 [2024-12-05 21:57:57,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:57,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:57,312 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:57,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:57,312 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:57,312 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:57,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:57,314 INFO L229 MonitoredProcess]: Starting monitored process 207 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:57,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (207)] Waiting until timeout for monitored process [2024-12-05 21:57:57,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:57,410 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:57,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:57,433 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:57,434 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:57,482 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:57,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (207)] Ended with exit code 0 [2024-12-05 21:57:57,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:57,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:57,488 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:57,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:57,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:57,489 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:57,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:57,490 INFO L229 MonitoredProcess]: Starting monitored process 208 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:57,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (208)] Waiting until timeout for monitored process [2024-12-05 21:57:57,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:57,578 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:57,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:57,602 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:57,603 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:57,647 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:57,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (208)] Ended with exit code 0 [2024-12-05 21:57:57,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:57,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:57,655 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:57,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:57,656 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:57,656 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:57,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:57,657 INFO L229 MonitoredProcess]: Starting monitored process 209 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:57,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (209)] Waiting until timeout for monitored process [2024-12-05 21:57:57,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:57,749 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:57,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:57,775 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:57,776 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:57,835 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:57,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (209)] Ended with exit code 0 [2024-12-05 21:57:57,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:57,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:57,845 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:57,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:57,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:57,846 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:57,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:57,847 INFO L229 MonitoredProcess]: Starting monitored process 210 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:57,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (210)] Waiting until timeout for monitored process [2024-12-05 21:57:57,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:57,940 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:57,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:57,975 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:57,976 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:58,023 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:58,025 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (210)] Ended with exit code 0 [2024-12-05 21:57:58,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:58,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:58,031 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:58,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:58,032 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:58,032 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:58,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:58,033 INFO L229 MonitoredProcess]: Starting monitored process 211 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:58,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (211)] Waiting until timeout for monitored process [2024-12-05 21:57:58,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:58,122 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:58,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:58,147 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:58,147 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:58,194 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:58,196 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (211)] Ended with exit code 0 [2024-12-05 21:57:58,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:58,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:58,201 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:58,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:58,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:58,202 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:58,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:58,203 INFO L229 MonitoredProcess]: Starting monitored process 212 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:58,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (212)] Waiting until timeout for monitored process [2024-12-05 21:57:58,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:58,290 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:58,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:58,314 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:58,314 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:58,356 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:58,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (212)] Ended with exit code 0 [2024-12-05 21:57:58,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:58,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:58,363 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:58,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:58,363 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:58,363 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:58,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:58,365 INFO L229 MonitoredProcess]: Starting monitored process 213 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:58,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (213)] Waiting until timeout for monitored process [2024-12-05 21:57:58,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:58,447 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:58,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:58,473 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:58,474 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:58,513 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:58,515 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (213)] Ended with exit code 0 [2024-12-05 21:57:58,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:58,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:58,520 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:58,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:58,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:58,520 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:58,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:58,522 INFO L229 MonitoredProcess]: Starting monitored process 214 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:58,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (214)] Waiting until timeout for monitored process [2024-12-05 21:57:58,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:58,608 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:58,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:58,634 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:58,634 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:58,673 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:58,674 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (214)] Ended with exit code 0 [2024-12-05 21:57:58,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:58,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:58,681 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:58,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:58,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:58,681 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:58,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:58,683 INFO L229 MonitoredProcess]: Starting monitored process 215 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:58,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (215)] Waiting until timeout for monitored process [2024-12-05 21:57:58,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:58,764 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:58,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:58,789 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:58,790 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:58,831 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:58,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (215)] Ended with exit code 0 [2024-12-05 21:57:58,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:58,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:58,838 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:58,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:58,838 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:58,838 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:58,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:58,840 INFO L229 MonitoredProcess]: Starting monitored process 216 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:58,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (216)] Waiting until timeout for monitored process [2024-12-05 21:57:58,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:58,927 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:58,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:58,960 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:58,960 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:59,005 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:59,007 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (216)] Ended with exit code 0 [2024-12-05 21:57:59,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:59,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:59,013 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:59,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:59,013 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:59,013 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:59,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:59,014 INFO L229 MonitoredProcess]: Starting monitored process 217 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:59,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (217)] Waiting until timeout for monitored process [2024-12-05 21:57:59,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:59,099 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:59,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:59,124 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:59,125 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:59,172 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:59,174 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (217)] Ended with exit code 0 [2024-12-05 21:57:59,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:59,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:59,180 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:59,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:59,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:59,180 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:59,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:59,182 INFO L229 MonitoredProcess]: Starting monitored process 218 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:59,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (218)] Waiting until timeout for monitored process [2024-12-05 21:57:59,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:59,267 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:59,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:59,294 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:59,294 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:59,338 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:59,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (218)] Ended with exit code 0 [2024-12-05 21:57:59,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:59,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:59,346 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:59,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:59,346 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:59,346 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:59,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:59,348 INFO L229 MonitoredProcess]: Starting monitored process 219 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:59,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (219)] Waiting until timeout for monitored process [2024-12-05 21:57:59,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:59,427 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:59,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:59,450 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:59,450 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:59,493 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:59,495 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (219)] Ended with exit code 0 [2024-12-05 21:57:59,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:59,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:59,503 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:59,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:59,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:59,503 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:59,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:59,505 INFO L229 MonitoredProcess]: Starting monitored process 220 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:59,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (220)] Waiting until timeout for monitored process [2024-12-05 21:57:59,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:59,589 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:59,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:59,614 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:59,614 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:59,656 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:59,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (220)] Ended with exit code 0 [2024-12-05 21:57:59,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:59,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:59,662 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:59,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:59,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:59,663 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:59,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:59,664 INFO L229 MonitoredProcess]: Starting monitored process 221 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:59,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (221)] Waiting until timeout for monitored process [2024-12-05 21:57:59,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:59,744 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:59,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:59,767 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:59,767 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:59,808 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:59,809 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (221)] Ended with exit code 0 [2024-12-05 21:57:59,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:59,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:59,815 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:59,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:59,815 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:59,815 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:59,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:59,816 INFO L229 MonitoredProcess]: Starting monitored process 222 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:59,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (222)] Waiting until timeout for monitored process [2024-12-05 21:57:59,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:59,900 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:59,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:59,923 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:57:59,924 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:59,968 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:57:59,969 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (222)] Ended with exit code 0 [2024-12-05 21:57:59,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:59,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:57:59,975 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:57:59,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:57:59,975 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:59,975 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:59,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:59,977 INFO L229 MonitoredProcess]: Starting monitored process 223 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:59,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (223)] Waiting until timeout for monitored process [2024-12-05 21:58:00,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:00,071 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:00,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:00,101 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:00,102 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:00,142 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:00,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (223)] Ended with exit code 0 [2024-12-05 21:58:00,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:00,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:00,148 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:00,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:00,148 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:00,149 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:00,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:00,150 INFO L229 MonitoredProcess]: Starting monitored process 224 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:00,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (224)] Waiting until timeout for monitored process [2024-12-05 21:58:00,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:00,234 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:00,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:00,258 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:00,258 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:00,293 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:00,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (224)] Ended with exit code 0 [2024-12-05 21:58:00,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:00,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:00,302 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:00,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:00,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:00,302 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:00,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:00,303 INFO L229 MonitoredProcess]: Starting monitored process 225 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:00,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (225)] Waiting until timeout for monitored process [2024-12-05 21:58:00,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:00,386 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:00,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:00,411 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:00,411 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:00,452 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:00,453 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (225)] Ended with exit code 0 [2024-12-05 21:58:00,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:00,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:00,458 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:00,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:00,459 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:00,459 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:00,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:00,460 INFO L229 MonitoredProcess]: Starting monitored process 226 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:00,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (226)] Waiting until timeout for monitored process [2024-12-05 21:58:00,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:00,541 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:00,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:00,567 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:00,568 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:00,612 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:00,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (226)] Ended with exit code 0 [2024-12-05 21:58:00,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:00,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:00,619 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:00,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:00,619 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:00,620 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:00,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:00,621 INFO L229 MonitoredProcess]: Starting monitored process 227 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:00,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (227)] Waiting until timeout for monitored process [2024-12-05 21:58:00,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:00,706 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:00,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:00,731 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:00,732 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:00,772 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:00,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (227)] Ended with exit code 0 [2024-12-05 21:58:00,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:00,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:00,778 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:00,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:00,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:00,778 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:00,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:00,779 INFO L229 MonitoredProcess]: Starting monitored process 228 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:00,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (228)] Waiting until timeout for monitored process [2024-12-05 21:58:00,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:00,863 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:00,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:00,887 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:00,887 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:00,931 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:00,933 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (228)] Ended with exit code 0 [2024-12-05 21:58:00,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:00,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:00,938 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:00,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:00,938 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:00,938 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:00,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:00,940 INFO L229 MonitoredProcess]: Starting monitored process 229 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:00,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (229)] Waiting until timeout for monitored process [2024-12-05 21:58:01,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:01,046 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:01,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:01,073 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:01,074 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:01,114 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:01,115 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (229)] Ended with exit code 0 [2024-12-05 21:58:01,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:01,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:01,123 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:01,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:01,123 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:01,123 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:01,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:01,124 INFO L229 MonitoredProcess]: Starting monitored process 230 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:01,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (230)] Waiting until timeout for monitored process [2024-12-05 21:58:01,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:01,204 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:01,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:01,227 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:01,228 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:01,264 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:01,266 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (230)] Forceful destruction successful, exit code 0 [2024-12-05 21:58:01,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:01,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:01,271 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:01,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:01,271 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:01,271 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:01,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:01,272 INFO L229 MonitoredProcess]: Starting monitored process 231 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:01,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (231)] Waiting until timeout for monitored process [2024-12-05 21:58:01,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:01,353 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:01,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:01,377 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:01,377 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:01,414 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:01,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (231)] Ended with exit code 0 [2024-12-05 21:58:01,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:01,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:01,422 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:01,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:01,422 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:01,422 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:01,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:01,423 INFO L229 MonitoredProcess]: Starting monitored process 232 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:01,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (232)] Waiting until timeout for monitored process [2024-12-05 21:58:01,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:01,509 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:01,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:01,532 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:01,533 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:01,569 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:01,570 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (232)] Ended with exit code 0 [2024-12-05 21:58:01,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:01,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:01,576 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:01,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:01,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:01,577 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:01,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:01,578 INFO L229 MonitoredProcess]: Starting monitored process 233 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:01,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (233)] Waiting until timeout for monitored process [2024-12-05 21:58:01,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:01,657 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:01,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:01,681 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:01,681 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:01,714 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:01,716 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (233)] Ended with exit code 0 [2024-12-05 21:58:01,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:01,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:01,722 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:01,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:01,723 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:01,723 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:01,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:01,724 INFO L229 MonitoredProcess]: Starting monitored process 234 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:01,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (234)] Waiting until timeout for monitored process [2024-12-05 21:58:01,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:01,804 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:01,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:01,830 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:01,831 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:01,875 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:01,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (234)] Forceful destruction successful, exit code 0 [2024-12-05 21:58:01,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:01,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:01,885 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:01,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:01,885 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:01,885 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:01,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:01,886 INFO L229 MonitoredProcess]: Starting monitored process 235 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:01,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (235)] Waiting until timeout for monitored process [2024-12-05 21:58:01,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:01,976 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:02,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:02,010 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:02,010 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:02,056 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:02,058 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (235)] Ended with exit code 0 [2024-12-05 21:58:02,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:02,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:02,065 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:02,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:02,065 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:02,065 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:02,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:02,066 INFO L229 MonitoredProcess]: Starting monitored process 236 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:02,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (236)] Waiting until timeout for monitored process [2024-12-05 21:58:02,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:02,153 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:02,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:02,179 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:02,179 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:02,227 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:02,229 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (236)] Ended with exit code 0 [2024-12-05 21:58:02,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:02,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:02,236 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:02,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:02,236 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:02,236 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:02,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:02,237 INFO L229 MonitoredProcess]: Starting monitored process 237 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:02,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (237)] Waiting until timeout for monitored process [2024-12-05 21:58:02,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:02,322 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:02,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:02,348 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:02,348 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:02,394 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:02,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (237)] Ended with exit code 0 [2024-12-05 21:58:02,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:02,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:02,402 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:02,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:02,402 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:02,402 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:02,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:02,403 INFO L229 MonitoredProcess]: Starting monitored process 238 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:02,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (238)] Waiting until timeout for monitored process [2024-12-05 21:58:02,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:02,489 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:02,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:02,512 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:02,512 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:02,552 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:02,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (238)] Ended with exit code 0 [2024-12-05 21:58:02,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:02,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:02,561 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:02,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:02,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:02,561 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:02,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:02,562 INFO L229 MonitoredProcess]: Starting monitored process 239 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:02,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (239)] Waiting until timeout for monitored process [2024-12-05 21:58:02,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:02,642 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:02,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:02,667 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:02,668 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:02,708 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:02,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (239)] Ended with exit code 0 [2024-12-05 21:58:02,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:02,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:02,718 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:02,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:02,718 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:02,718 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:02,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:02,719 INFO L229 MonitoredProcess]: Starting monitored process 240 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:02,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (240)] Waiting until timeout for monitored process [2024-12-05 21:58:02,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:02,805 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:02,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:02,831 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:02,831 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:02,871 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:02,873 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (240)] Ended with exit code 0 [2024-12-05 21:58:02,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:02,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:02,878 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:02,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:02,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:02,879 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:02,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:02,880 INFO L229 MonitoredProcess]: Starting monitored process 241 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:02,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (241)] Waiting until timeout for monitored process [2024-12-05 21:58:02,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:02,964 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:02,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:02,992 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:02,992 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:03,034 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:03,036 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (241)] Ended with exit code 0 [2024-12-05 21:58:03,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:03,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:03,041 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:03,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:03,041 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:03,042 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:03,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:03,043 INFO L229 MonitoredProcess]: Starting monitored process 242 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:03,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (242)] Waiting until timeout for monitored process [2024-12-05 21:58:03,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:03,129 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:03,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:03,153 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:03,154 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:03,195 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:03,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (242)] Ended with exit code 0 [2024-12-05 21:58:03,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:03,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:03,202 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:03,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:03,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:03,202 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:03,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:03,203 INFO L229 MonitoredProcess]: Starting monitored process 243 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:03,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (243)] Waiting until timeout for monitored process [2024-12-05 21:58:03,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:03,283 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:03,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:03,306 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:03,306 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:03,350 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:03,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (243)] Ended with exit code 0 [2024-12-05 21:58:03,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:03,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:03,357 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:03,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:03,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:03,357 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:03,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:03,359 INFO L229 MonitoredProcess]: Starting monitored process 244 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:03,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (244)] Waiting until timeout for monitored process [2024-12-05 21:58:03,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:03,439 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:03,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:03,465 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:03,466 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:03,509 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:03,511 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (244)] Ended with exit code 0 [2024-12-05 21:58:03,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:03,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:03,519 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:03,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:03,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:03,520 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:03,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:03,521 INFO L229 MonitoredProcess]: Starting monitored process 245 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:03,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (245)] Waiting until timeout for monitored process [2024-12-05 21:58:03,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:03,605 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:03,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:03,631 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:03,631 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:03,676 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:03,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (245)] Ended with exit code 0 [2024-12-05 21:58:03,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:03,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:03,683 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:03,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:03,683 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:03,683 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:03,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:03,685 INFO L229 MonitoredProcess]: Starting monitored process 246 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:03,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (246)] Waiting until timeout for monitored process [2024-12-05 21:58:03,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:03,771 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:03,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:03,794 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:03,795 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:03,830 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:03,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (246)] Ended with exit code 0 [2024-12-05 21:58:03,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:03,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:03,837 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:03,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:03,838 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:03,838 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:03,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:03,839 INFO L229 MonitoredProcess]: Starting monitored process 247 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:03,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (247)] Waiting until timeout for monitored process [2024-12-05 21:58:03,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:03,923 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:03,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:03,948 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:03,948 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:03,994 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:03,996 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (247)] Ended with exit code 0 [2024-12-05 21:58:04,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:04,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:04,001 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:04,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:04,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:04,001 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:04,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:04,003 INFO L229 MonitoredProcess]: Starting monitored process 248 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:04,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (248)] Waiting until timeout for monitored process [2024-12-05 21:58:04,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:04,086 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:04,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:04,110 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:04,111 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:04,150 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:04,152 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (248)] Forceful destruction successful, exit code 0 [2024-12-05 21:58:04,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:04,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:04,159 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:04,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:04,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:04,159 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:04,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:04,160 INFO L229 MonitoredProcess]: Starting monitored process 249 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:04,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (249)] Waiting until timeout for monitored process [2024-12-05 21:58:04,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:04,245 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:04,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:04,269 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:04,269 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:04,308 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:04,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (249)] Ended with exit code 0 [2024-12-05 21:58:04,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:04,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:04,318 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:04,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:04,318 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:04,318 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:04,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:04,319 INFO L229 MonitoredProcess]: Starting monitored process 250 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:04,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (250)] Waiting until timeout for monitored process [2024-12-05 21:58:04,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:04,403 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:04,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:04,429 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:04,429 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:04,471 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:04,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (250)] Ended with exit code 0 [2024-12-05 21:58:04,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:04,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:04,479 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:04,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:04,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:04,479 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:04,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:04,480 INFO L229 MonitoredProcess]: Starting monitored process 251 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:04,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (251)] Waiting until timeout for monitored process [2024-12-05 21:58:04,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:04,560 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:04,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:04,584 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:04,585 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:04,620 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:04,623 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (251)] Ended with exit code 0 [2024-12-05 21:58:04,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:04,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:04,631 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:04,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:04,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:04,631 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:04,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:04,632 INFO L229 MonitoredProcess]: Starting monitored process 252 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:04,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (252)] Waiting until timeout for monitored process [2024-12-05 21:58:04,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:04,712 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:04,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:04,736 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:04,736 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:04,777 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:04,779 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (252)] Forceful destruction successful, exit code 0 [2024-12-05 21:58:04,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:04,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:04,784 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:04,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:04,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:04,784 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:04,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:04,785 INFO L229 MonitoredProcess]: Starting monitored process 253 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:04,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (253)] Waiting until timeout for monitored process [2024-12-05 21:58:04,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:04,897 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:04,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:04,928 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:04,928 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:04,966 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:04,968 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (253)] Ended with exit code 0 [2024-12-05 21:58:04,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:04,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:04,975 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:04,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:04,975 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:04,975 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:04,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:04,976 INFO L229 MonitoredProcess]: Starting monitored process 254 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:04,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (254)] Waiting until timeout for monitored process [2024-12-05 21:58:05,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:05,062 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:05,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:05,088 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:05,089 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:05,125 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:05,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (254)] Ended with exit code 0 [2024-12-05 21:58:05,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:05,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:05,132 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:05,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:05,133 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:05,133 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:05,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:05,134 INFO L229 MonitoredProcess]: Starting monitored process 255 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:05,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (255)] Waiting until timeout for monitored process [2024-12-05 21:58:05,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:05,215 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:05,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:05,238 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:05,238 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:05,272 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:05,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (255)] Ended with exit code 0 [2024-12-05 21:58:05,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:05,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:05,281 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:05,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:05,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:05,282 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:05,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:05,283 INFO L229 MonitoredProcess]: Starting monitored process 256 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:05,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (256)] Waiting until timeout for monitored process [2024-12-05 21:58:05,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:05,368 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:05,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:05,392 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:05,393 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:05,427 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:05,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (256)] Ended with exit code 0 [2024-12-05 21:58:05,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:05,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:05,434 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:05,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:05,434 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:05,434 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:05,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:05,436 INFO L229 MonitoredProcess]: Starting monitored process 257 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:05,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (257)] Waiting until timeout for monitored process [2024-12-05 21:58:05,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:05,529 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:05,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:05,555 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:05,555 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:05,600 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:05,601 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (257)] Ended with exit code 0 [2024-12-05 21:58:05,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:05,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:05,609 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:05,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:05,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:05,609 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:05,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:05,611 INFO L229 MonitoredProcess]: Starting monitored process 258 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:05,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (258)] Waiting until timeout for monitored process [2024-12-05 21:58:05,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:05,691 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:05,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:05,717 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:05,717 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:05,752 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:05,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (258)] Ended with exit code 0 [2024-12-05 21:58:05,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:05,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:05,760 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:05,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:05,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:05,760 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:05,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:05,761 INFO L229 MonitoredProcess]: Starting monitored process 259 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:05,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (259)] Waiting until timeout for monitored process [2024-12-05 21:58:05,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:05,848 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:05,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:05,872 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:05,872 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:05,916 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:05,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (259)] Ended with exit code 0 [2024-12-05 21:58:05,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:05,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:05,925 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:05,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:05,925 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:05,925 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:05,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:05,927 INFO L229 MonitoredProcess]: Starting monitored process 260 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:05,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (260)] Waiting until timeout for monitored process [2024-12-05 21:58:06,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:06,008 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:06,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:06,032 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:06,032 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:06,073 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:06,075 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (260)] Ended with exit code 0 [2024-12-05 21:58:06,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:06,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:06,080 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:06,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:06,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:06,081 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:06,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:06,082 INFO L229 MonitoredProcess]: Starting monitored process 261 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:06,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (261)] Waiting until timeout for monitored process [2024-12-05 21:58:06,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:06,163 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:06,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:06,187 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:06,187 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:06,226 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:06,228 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (261)] Ended with exit code 0 [2024-12-05 21:58:06,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:06,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:06,235 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:06,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:06,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:06,235 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:06,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:06,237 INFO L229 MonitoredProcess]: Starting monitored process 262 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:06,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (262)] Waiting until timeout for monitored process [2024-12-05 21:58:06,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:06,324 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:06,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:06,348 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:06,348 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:06,391 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:06,393 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (262)] Ended with exit code 0 [2024-12-05 21:58:06,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:06,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:06,401 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:06,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:06,401 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:06,401 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:06,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:06,402 INFO L229 MonitoredProcess]: Starting monitored process 263 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:06,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (263)] Waiting until timeout for monitored process [2024-12-05 21:58:06,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:06,488 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:06,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:06,513 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:06,514 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:06,557 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:06,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (263)] Ended with exit code 0 [2024-12-05 21:58:06,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:06,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:06,567 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:06,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:06,568 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:06,568 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:06,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:06,569 INFO L229 MonitoredProcess]: Starting monitored process 264 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:06,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (264)] Waiting until timeout for monitored process [2024-12-05 21:58:06,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:06,658 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:06,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:06,684 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:06,684 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:06,724 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:06,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (264)] Ended with exit code 0 [2024-12-05 21:58:06,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:06,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:06,731 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:06,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:06,732 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:06,732 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:06,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:06,733 INFO L229 MonitoredProcess]: Starting monitored process 265 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:06,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (265)] Waiting until timeout for monitored process [2024-12-05 21:58:06,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:06,820 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:06,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:06,845 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:06,846 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:06,891 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:06,893 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (265)] Ended with exit code 0 [2024-12-05 21:58:06,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:06,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:06,901 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:06,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:06,901 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:06,901 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:06,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:06,902 INFO L229 MonitoredProcess]: Starting monitored process 266 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:06,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (266)] Waiting until timeout for monitored process [2024-12-05 21:58:06,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:06,989 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:07,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:07,013 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:07,014 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:07,058 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:07,059 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (266)] Ended with exit code 0 [2024-12-05 21:58:07,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:07,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:07,065 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:07,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:07,065 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:07,065 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:07,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:07,066 INFO L229 MonitoredProcess]: Starting monitored process 267 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:07,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (267)] Waiting until timeout for monitored process [2024-12-05 21:58:07,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:07,147 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:07,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:07,174 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:07,175 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:07,214 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:07,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (267)] Ended with exit code 0 [2024-12-05 21:58:07,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:07,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:07,223 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:07,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:07,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:07,223 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:07,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:07,224 INFO L229 MonitoredProcess]: Starting monitored process 268 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:07,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (268)] Waiting until timeout for monitored process [2024-12-05 21:58:07,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:07,304 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:07,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:07,330 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:07,331 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:07,367 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:07,369 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (268)] Ended with exit code 0 [2024-12-05 21:58:07,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:07,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:07,374 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:07,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:07,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:07,375 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:07,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:07,376 INFO L229 MonitoredProcess]: Starting monitored process 269 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:07,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (269)] Waiting until timeout for monitored process [2024-12-05 21:58:07,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:07,459 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:07,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:07,483 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:07,484 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:07,530 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:07,532 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (269)] Ended with exit code 0 [2024-12-05 21:58:07,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:07,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:07,539 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:07,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:07,539 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:07,539 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:07,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:07,541 INFO L229 MonitoredProcess]: Starting monitored process 270 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:07,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (270)] Waiting until timeout for monitored process [2024-12-05 21:58:07,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:07,627 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:07,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:07,651 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:07,652 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:07,696 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:07,698 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (270)] Ended with exit code 0 [2024-12-05 21:58:07,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:07,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:07,703 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:07,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:07,704 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:07,704 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:07,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:07,705 INFO L229 MonitoredProcess]: Starting monitored process 271 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:07,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (271)] Waiting until timeout for monitored process [2024-12-05 21:58:07,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:07,792 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:07,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:07,818 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:07,818 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:07,859 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:07,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (271)] Ended with exit code 0 [2024-12-05 21:58:07,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:07,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:07,869 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:07,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:07,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:07,869 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:07,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:07,870 INFO L229 MonitoredProcess]: Starting monitored process 272 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:07,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (272)] Waiting until timeout for monitored process [2024-12-05 21:58:07,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:07,954 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:07,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:07,979 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:07,979 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:08,026 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:08,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (272)] Ended with exit code 0 [2024-12-05 21:58:08,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:08,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:08,033 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:08,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:08,033 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:08,033 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:08,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:08,034 INFO L229 MonitoredProcess]: Starting monitored process 273 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:08,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (273)] Waiting until timeout for monitored process [2024-12-05 21:58:08,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:08,118 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:08,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:08,143 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:08,144 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:08,185 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:08,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (273)] Ended with exit code 0 [2024-12-05 21:58:08,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:08,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:08,195 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:08,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:08,196 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:08,196 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:08,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:08,197 INFO L229 MonitoredProcess]: Starting monitored process 274 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:08,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (274)] Waiting until timeout for monitored process [2024-12-05 21:58:08,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:08,276 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:08,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:08,302 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:08,303 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:08,341 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:08,343 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (274)] Ended with exit code 0 [2024-12-05 21:58:08,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:08,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:08,348 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:08,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:08,349 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:08,349 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:08,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:08,350 INFO L229 MonitoredProcess]: Starting monitored process 275 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:08,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (275)] Waiting until timeout for monitored process [2024-12-05 21:58:08,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:08,436 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:08,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:08,461 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:08,461 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:08,512 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:08,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (275)] Ended with exit code 0 [2024-12-05 21:58:08,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:08,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:08,524 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:08,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:08,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:08,524 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:08,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:08,526 INFO L229 MonitoredProcess]: Starting monitored process 276 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:08,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (276)] Waiting until timeout for monitored process [2024-12-05 21:58:08,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:08,617 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:08,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:08,643 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:08,644 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:08,692 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:08,694 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (276)] Ended with exit code 0 [2024-12-05 21:58:08,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:08,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:08,698 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:08,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:08,698 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:08,698 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:08,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:08,700 INFO L229 MonitoredProcess]: Starting monitored process 277 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:08,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (277)] Waiting until timeout for monitored process [2024-12-05 21:58:08,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:08,781 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:08,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:08,804 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:08,804 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:08,842 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:08,844 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (277)] Ended with exit code 0 [2024-12-05 21:58:08,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:08,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:08,852 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:08,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:08,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:08,852 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:08,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:08,853 INFO L229 MonitoredProcess]: Starting monitored process 278 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:08,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (278)] Waiting until timeout for monitored process [2024-12-05 21:58:08,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:08,939 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:08,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:08,965 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:08,966 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:09,005 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:09,007 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (278)] Ended with exit code 0 [2024-12-05 21:58:09,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:09,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:09,012 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:09,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:09,013 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:09,013 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:09,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:09,014 INFO L229 MonitoredProcess]: Starting monitored process 279 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:09,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (279)] Waiting until timeout for monitored process [2024-12-05 21:58:09,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:09,099 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:09,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:09,123 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:09,123 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:09,158 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:09,160 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (279)] Ended with exit code 0 [2024-12-05 21:58:09,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:09,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:09,166 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:09,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:09,166 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:09,167 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:09,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:09,168 INFO L229 MonitoredProcess]: Starting monitored process 280 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:09,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (280)] Waiting until timeout for monitored process [2024-12-05 21:58:09,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:09,252 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:09,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:09,275 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:09,276 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:09,316 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:09,317 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (280)] Ended with exit code 0 [2024-12-05 21:58:09,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:09,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:09,322 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:09,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:09,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:09,322 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:09,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:09,324 INFO L229 MonitoredProcess]: Starting monitored process 281 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:09,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (281)] Waiting until timeout for monitored process [2024-12-05 21:58:09,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:09,403 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:09,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:09,427 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:09,428 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:09,465 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:09,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (281)] Ended with exit code 0 [2024-12-05 21:58:09,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:09,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:09,475 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:09,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:09,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:09,475 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:09,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:09,477 INFO L229 MonitoredProcess]: Starting monitored process 282 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:09,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (282)] Waiting until timeout for monitored process [2024-12-05 21:58:09,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:09,562 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:09,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:09,586 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:09,587 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:09,626 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:09,627 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (282)] Ended with exit code 0 [2024-12-05 21:58:09,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:09,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:09,634 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:09,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:09,634 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:09,634 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:09,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:09,636 INFO L229 MonitoredProcess]: Starting monitored process 283 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:09,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (283)] Waiting until timeout for monitored process [2024-12-05 21:58:09,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:09,725 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:09,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:09,748 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:09,748 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:09,783 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:09,784 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (283)] Ended with exit code 0 [2024-12-05 21:58:09,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:09,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:09,792 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:09,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:09,792 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:09,792 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:09,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:09,793 INFO L229 MonitoredProcess]: Starting monitored process 284 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:09,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (284)] Waiting until timeout for monitored process [2024-12-05 21:58:09,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:09,879 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:09,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:09,904 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:09,904 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:09,944 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:09,945 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (284)] Ended with exit code 0 [2024-12-05 21:58:09,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:09,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:09,951 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:09,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:09,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:09,952 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:09,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:09,953 INFO L229 MonitoredProcess]: Starting monitored process 285 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:09,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (285)] Waiting until timeout for monitored process [2024-12-05 21:58:10,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:10,035 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:10,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:10,062 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:10,062 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:10,102 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:10,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (285)] Ended with exit code 0 [2024-12-05 21:58:10,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:10,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:10,110 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:10,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:10,110 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:10,110 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:10,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:10,112 INFO L229 MonitoredProcess]: Starting monitored process 286 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:10,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (286)] Waiting until timeout for monitored process [2024-12-05 21:58:10,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:10,194 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:10,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:10,219 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:10,220 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:10,257 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:10,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (286)] Ended with exit code 0 [2024-12-05 21:58:10,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:10,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:10,265 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:10,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:10,265 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:10,265 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:10,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:10,266 INFO L229 MonitoredProcess]: Starting monitored process 287 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:10,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (287)] Waiting until timeout for monitored process [2024-12-05 21:58:10,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:10,346 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:10,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:10,369 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:10,370 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:10,408 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:10,410 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (287)] Ended with exit code 0 [2024-12-05 21:58:10,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:10,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:10,416 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:10,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:10,418 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:10,418 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:10,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:10,419 INFO L229 MonitoredProcess]: Starting monitored process 288 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:10,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (288)] Waiting until timeout for monitored process [2024-12-05 21:58:10,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:10,506 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:10,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:10,530 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:10,531 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:10,576 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:10,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (288)] Ended with exit code 0 [2024-12-05 21:58:10,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:10,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:10,583 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:10,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:10,584 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:10,584 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:10,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:10,585 INFO L229 MonitoredProcess]: Starting monitored process 289 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:10,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (289)] Waiting until timeout for monitored process [2024-12-05 21:58:10,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:10,672 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:10,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:10,696 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:10,696 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:10,735 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:10,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (289)] Ended with exit code 0 [2024-12-05 21:58:10,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:10,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:10,742 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:10,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:10,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:10,743 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:10,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:10,745 INFO L229 MonitoredProcess]: Starting monitored process 290 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:10,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (290)] Waiting until timeout for monitored process [2024-12-05 21:58:10,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:10,825 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:10,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:10,850 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:10,850 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:10,889 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:10,891 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (290)] Ended with exit code 0 [2024-12-05 21:58:10,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:10,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:10,897 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:10,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:10,897 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:10,897 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:10,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:10,899 INFO L229 MonitoredProcess]: Starting monitored process 291 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:10,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (291)] Waiting until timeout for monitored process [2024-12-05 21:58:10,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:10,984 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:11,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:11,009 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:11,009 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:11,046 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:11,047 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (291)] Ended with exit code 0 [2024-12-05 21:58:11,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:11,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:11,054 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:11,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:11,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:11,054 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:11,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:11,055 INFO L229 MonitoredProcess]: Starting monitored process 292 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:11,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (292)] Waiting until timeout for monitored process [2024-12-05 21:58:11,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:11,135 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:11,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:11,160 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:11,161 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:11,200 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:11,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (292)] Ended with exit code 0 [2024-12-05 21:58:11,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:11,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:11,207 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:11,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:11,207 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:11,207 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:11,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:11,208 INFO L229 MonitoredProcess]: Starting monitored process 293 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:11,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (293)] Waiting until timeout for monitored process [2024-12-05 21:58:11,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:11,294 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:11,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:11,318 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:11,319 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:11,358 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:11,360 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (293)] Ended with exit code 0 [2024-12-05 21:58:11,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:11,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:11,367 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:11,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:11,368 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:11,368 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:11,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:11,369 INFO L229 MonitoredProcess]: Starting monitored process 294 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:11,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (294)] Waiting until timeout for monitored process [2024-12-05 21:58:11,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:11,449 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:11,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:11,475 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:11,476 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:11,510 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:11,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (294)] Ended with exit code 0 [2024-12-05 21:58:11,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:11,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:11,517 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:11,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:11,517 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:11,517 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:11,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:11,518 INFO L229 MonitoredProcess]: Starting monitored process 295 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:11,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (295)] Waiting until timeout for monitored process [2024-12-05 21:58:11,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:11,604 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:11,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:11,628 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:11,628 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:11,663 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:11,664 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (295)] Ended with exit code 0 [2024-12-05 21:58:11,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:11,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:11,672 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:11,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:11,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:11,673 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:11,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:11,674 INFO L229 MonitoredProcess]: Starting monitored process 296 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:11,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (296)] Waiting until timeout for monitored process [2024-12-05 21:58:11,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:11,753 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:11,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:11,777 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:11,778 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:11,812 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:11,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (296)] Ended with exit code 0 [2024-12-05 21:58:11,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:11,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:11,819 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:11,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:11,819 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:11,819 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:11,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:11,821 INFO L229 MonitoredProcess]: Starting monitored process 297 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:11,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (297)] Waiting until timeout for monitored process [2024-12-05 21:58:11,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:11,906 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:11,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:11,930 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:11,931 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:11,967 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:11,969 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (297)] Ended with exit code 0 [2024-12-05 21:58:11,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:11,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:11,976 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:11,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:11,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:11,976 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:11,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:11,977 INFO L229 MonitoredProcess]: Starting monitored process 298 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:11,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (298)] Waiting until timeout for monitored process [2024-12-05 21:58:12,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:12,058 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:12,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:12,081 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:12,082 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:12,120 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:12,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (298)] Ended with exit code 0 [2024-12-05 21:58:12,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:12,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:12,126 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:12,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:12,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:12,126 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:12,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:12,128 INFO L229 MonitoredProcess]: Starting monitored process 299 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:12,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (299)] Waiting until timeout for monitored process [2024-12-05 21:58:12,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:12,207 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:12,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:12,233 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:12,234 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:12,277 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:12,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (299)] Ended with exit code 0 [2024-12-05 21:58:12,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:12,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:12,286 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:12,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:12,287 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:12,287 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:12,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:12,288 INFO L229 MonitoredProcess]: Starting monitored process 300 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:12,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (300)] Waiting until timeout for monitored process [2024-12-05 21:58:12,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:12,370 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:12,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:12,393 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:12,393 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:12,428 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:12,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (300)] Ended with exit code 0 [2024-12-05 21:58:12,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:12,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:12,434 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:12,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:12,434 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:12,434 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:12,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:12,436 INFO L229 MonitoredProcess]: Starting monitored process 301 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:12,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (301)] Waiting until timeout for monitored process [2024-12-05 21:58:12,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:12,518 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:12,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:12,543 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:12,544 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:12,588 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:12,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (301)] Ended with exit code 0 [2024-12-05 21:58:12,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:12,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:12,597 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:12,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:12,597 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:12,597 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:12,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:12,598 INFO L229 MonitoredProcess]: Starting monitored process 302 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:12,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (302)] Waiting until timeout for monitored process [2024-12-05 21:58:12,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:12,678 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:12,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:12,701 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:12,702 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:12,739 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:12,740 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (302)] Ended with exit code 0 [2024-12-05 21:58:12,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:12,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:12,745 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:12,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:12,745 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:12,746 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:12,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:12,747 INFO L229 MonitoredProcess]: Starting monitored process 303 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:12,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (303)] Waiting until timeout for monitored process [2024-12-05 21:58:12,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:12,831 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:12,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:12,853 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:12,854 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:12,890 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:12,891 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (303)] Ended with exit code 0 [2024-12-05 21:58:12,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:12,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:12,899 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:12,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:12,899 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:12,899 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:12,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:12,901 INFO L229 MonitoredProcess]: Starting monitored process 304 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:12,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (304)] Waiting until timeout for monitored process [2024-12-05 21:58:12,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:12,987 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:13,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:13,017 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:13,018 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:13,058 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:13,060 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (304)] Ended with exit code 0 [2024-12-05 21:58:13,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:13,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:13,064 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:13,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:13,064 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:13,064 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:13,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:13,066 INFO L229 MonitoredProcess]: Starting monitored process 305 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:13,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (305)] Waiting until timeout for monitored process [2024-12-05 21:58:13,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:13,145 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:13,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:13,169 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:13,170 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:13,214 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:13,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (305)] Ended with exit code 0 [2024-12-05 21:58:13,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:13,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:13,222 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:13,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:13,222 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:13,223 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:13,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:13,224 INFO L229 MonitoredProcess]: Starting monitored process 306 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:13,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (306)] Waiting until timeout for monitored process [2024-12-05 21:58:13,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:13,308 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:13,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:13,333 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:13,334 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:13,377 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:13,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (306)] Ended with exit code 0 [2024-12-05 21:58:13,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:13,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:13,384 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:13,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:13,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:13,384 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:13,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:13,386 INFO L229 MonitoredProcess]: Starting monitored process 307 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:13,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (307)] Waiting until timeout for monitored process [2024-12-05 21:58:13,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:13,470 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:13,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:13,493 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:13,493 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:13,534 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:13,535 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (307)] Ended with exit code 0 [2024-12-05 21:58:13,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:13,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:13,542 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:13,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:13,542 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:13,542 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:13,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:13,544 INFO L229 MonitoredProcess]: Starting monitored process 308 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:13,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (308)] Waiting until timeout for monitored process [2024-12-05 21:58:13,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:13,627 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:13,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:13,650 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:13,651 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:13,693 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:13,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (308)] Forceful destruction successful, exit code 0 [2024-12-05 21:58:13,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:13,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:13,700 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:13,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:13,700 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:13,701 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:13,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:13,702 INFO L229 MonitoredProcess]: Starting monitored process 309 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:13,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (309)] Waiting until timeout for monitored process [2024-12-05 21:58:13,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:13,788 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:13,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:13,812 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:13,813 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:13,854 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:13,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (309)] Ended with exit code 0 [2024-12-05 21:58:13,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:13,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:13,863 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:13,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:13,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:13,863 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:13,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:13,864 INFO L229 MonitoredProcess]: Starting monitored process 310 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:13,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (310)] Waiting until timeout for monitored process [2024-12-05 21:58:13,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:13,944 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:13,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:13,969 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:13,970 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:14,008 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:14,010 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (310)] Ended with exit code 0 [2024-12-05 21:58:14,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:14,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:14,015 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:14,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:14,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:14,015 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:14,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:14,016 INFO L229 MonitoredProcess]: Starting monitored process 311 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:14,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (311)] Waiting until timeout for monitored process [2024-12-05 21:58:14,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:14,099 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:14,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:14,122 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:14,123 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:14,162 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:14,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (311)] Ended with exit code 0 [2024-12-05 21:58:14,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:14,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:14,171 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:14,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:14,171 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:14,171 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:14,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:14,173 INFO L229 MonitoredProcess]: Starting monitored process 312 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:14,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (312)] Waiting until timeout for monitored process [2024-12-05 21:58:14,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:14,258 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:14,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:14,282 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:14,283 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:14,323 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:14,324 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (312)] Ended with exit code 0 [2024-12-05 21:58:14,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:14,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:14,329 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:14,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:14,329 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:14,330 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:14,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:14,331 INFO L229 MonitoredProcess]: Starting monitored process 313 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:14,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (313)] Waiting until timeout for monitored process [2024-12-05 21:58:14,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:14,418 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:14,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:14,443 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:14,443 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:14,483 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:14,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (313)] Ended with exit code 0 [2024-12-05 21:58:14,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:14,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:14,491 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:14,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:14,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:14,491 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:14,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:14,492 INFO L229 MonitoredProcess]: Starting monitored process 314 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:14,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (314)] Waiting until timeout for monitored process [2024-12-05 21:58:14,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:14,576 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:14,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:14,602 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:14,602 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:14,639 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:14,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (314)] Ended with exit code 0 [2024-12-05 21:58:14,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:14,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:14,646 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:14,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:14,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:14,646 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:14,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:14,648 INFO L229 MonitoredProcess]: Starting monitored process 315 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:14,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (315)] Waiting until timeout for monitored process [2024-12-05 21:58:14,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:14,728 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:14,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:14,753 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:14,753 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:14,799 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:14,800 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (315)] Ended with exit code 0 [2024-12-05 21:58:14,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:14,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:14,808 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:14,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:14,808 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:14,808 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:14,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:14,809 INFO L229 MonitoredProcess]: Starting monitored process 316 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:14,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (316)] Waiting until timeout for monitored process [2024-12-05 21:58:14,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:14,890 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:14,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:14,914 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:14,915 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:14,957 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:14,959 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (316)] Ended with exit code 0 [2024-12-05 21:58:14,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:14,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:14,965 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:14,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:14,965 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:14,965 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:14,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:14,966 INFO L229 MonitoredProcess]: Starting monitored process 317 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:14,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (317)] Waiting until timeout for monitored process [2024-12-05 21:58:15,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:15,051 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:15,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:15,077 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:15,077 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:15,124 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:15,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (317)] Ended with exit code 0 [2024-12-05 21:58:15,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:15,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:15,135 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:15,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:15,136 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:15,136 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:15,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:15,137 INFO L229 MonitoredProcess]: Starting monitored process 318 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:15,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (318)] Waiting until timeout for monitored process [2024-12-05 21:58:15,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:15,224 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:15,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:15,250 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:15,251 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:15,292 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:15,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (318)] Ended with exit code 0 [2024-12-05 21:58:15,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:15,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:15,299 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:15,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:15,299 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:15,299 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:15,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:15,301 INFO L229 MonitoredProcess]: Starting monitored process 319 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:15,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (319)] Waiting until timeout for monitored process [2024-12-05 21:58:15,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:15,388 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:15,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:15,413 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:15,414 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:15,455 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:15,456 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (319)] Ended with exit code 0 [2024-12-05 21:58:15,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:15,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:15,463 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:15,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:15,464 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:15,464 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:15,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:15,465 INFO L229 MonitoredProcess]: Starting monitored process 320 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:15,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (320)] Waiting until timeout for monitored process [2024-12-05 21:58:15,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:15,554 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:15,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:15,580 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:15,580 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:15,620 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:15,622 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (320)] Ended with exit code 0 [2024-12-05 21:58:15,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:15,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:15,627 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:15,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:15,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:15,628 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:15,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:15,629 INFO L229 MonitoredProcess]: Starting monitored process 321 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:15,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (321)] Waiting until timeout for monitored process [2024-12-05 21:58:15,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:15,710 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:15,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:15,735 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:15,736 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:15,779 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:15,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (321)] Ended with exit code 0 [2024-12-05 21:58:15,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:15,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:15,787 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:15,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:15,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:15,789 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:15,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:15,790 INFO L229 MonitoredProcess]: Starting monitored process 322 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:15,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (322)] Waiting until timeout for monitored process [2024-12-05 21:58:15,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:15,876 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:15,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:15,901 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:15,902 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:15,945 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:15,947 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (322)] Ended with exit code 0 [2024-12-05 21:58:15,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:15,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:15,954 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:15,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:15,955 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:15,955 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:15,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:15,956 INFO L229 MonitoredProcess]: Starting monitored process 323 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:15,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (323)] Waiting until timeout for monitored process [2024-12-05 21:58:16,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:16,039 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:16,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:16,065 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:16,066 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:16,104 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:16,105 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (323)] Ended with exit code 0 [2024-12-05 21:58:16,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:16,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:16,111 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:16,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:16,111 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:16,111 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:16,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:16,114 INFO L229 MonitoredProcess]: Starting monitored process 324 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:16,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (324)] Waiting until timeout for monitored process [2024-12-05 21:58:16,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:16,195 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:16,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:16,220 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:16,220 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:16,256 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:16,258 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (324)] Ended with exit code 0 [2024-12-05 21:58:16,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:16,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:16,263 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:16,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:16,263 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:16,263 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:16,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:16,264 INFO L229 MonitoredProcess]: Starting monitored process 325 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:16,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (325)] Waiting until timeout for monitored process [2024-12-05 21:58:16,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:16,348 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:16,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:16,372 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:16,372 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:16,416 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:16,418 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (325)] Forceful destruction successful, exit code 0 [2024-12-05 21:58:16,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:16,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:16,423 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:16,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:16,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:16,423 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:16,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:16,424 INFO L229 MonitoredProcess]: Starting monitored process 326 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:16,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (326)] Waiting until timeout for monitored process [2024-12-05 21:58:16,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:16,510 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:16,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:16,534 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:16,535 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:16,571 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:16,572 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (326)] Ended with exit code 0 [2024-12-05 21:58:16,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:16,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:16,577 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:16,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:16,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:16,578 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:16,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:16,579 INFO L229 MonitoredProcess]: Starting monitored process 327 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:16,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (327)] Waiting until timeout for monitored process [2024-12-05 21:58:16,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:16,665 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:16,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:16,690 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:16,691 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:16,731 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:16,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (327)] Ended with exit code 0 [2024-12-05 21:58:16,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:16,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:16,738 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:16,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:16,738 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:16,738 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:16,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:16,740 INFO L229 MonitoredProcess]: Starting monitored process 328 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:16,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (328)] Waiting until timeout for monitored process [2024-12-05 21:58:16,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:16,827 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:16,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:16,851 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:16,851 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:16,896 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:16,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (328)] Ended with exit code 0 [2024-12-05 21:58:16,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:16,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:16,903 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:16,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:16,903 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:16,903 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:16,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:16,904 INFO L229 MonitoredProcess]: Starting monitored process 329 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:16,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (329)] Waiting until timeout for monitored process [2024-12-05 21:58:16,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:16,984 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:17,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:17,007 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:17,008 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:17,044 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:17,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (329)] Ended with exit code 0 [2024-12-05 21:58:17,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:17,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:17,051 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:17,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:17,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:17,052 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:17,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:17,053 INFO L229 MonitoredProcess]: Starting monitored process 330 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:17,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (330)] Waiting until timeout for monitored process [2024-12-05 21:58:17,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:17,132 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:17,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:17,155 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:17,156 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:17,194 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:17,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (330)] Ended with exit code 0 [2024-12-05 21:58:17,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:17,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:17,203 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:17,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:17,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:17,203 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:17,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:17,204 INFO L229 MonitoredProcess]: Starting monitored process 331 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:17,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (331)] Waiting until timeout for monitored process [2024-12-05 21:58:17,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:17,284 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:17,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:17,307 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:17,307 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:17,347 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:17,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (331)] Ended with exit code 0 [2024-12-05 21:58:17,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:17,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:17,356 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:17,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:17,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:17,357 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:17,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:17,358 INFO L229 MonitoredProcess]: Starting monitored process 332 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:17,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (332)] Waiting until timeout for monitored process [2024-12-05 21:58:17,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:17,442 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:17,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:17,466 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:17,466 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:17,511 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:17,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (332)] Ended with exit code 0 [2024-12-05 21:58:17,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:17,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:17,518 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:17,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:17,519 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:17,519 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:17,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:17,520 INFO L229 MonitoredProcess]: Starting monitored process 333 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:17,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (333)] Waiting until timeout for monitored process [2024-12-05 21:58:17,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:17,604 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:17,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:17,627 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:17,627 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:17,665 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:17,666 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (333)] Ended with exit code 0 [2024-12-05 21:58:17,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:17,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:17,673 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:17,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:17,674 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:17,674 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:17,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:17,675 INFO L229 MonitoredProcess]: Starting monitored process 334 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:17,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (334)] Waiting until timeout for monitored process [2024-12-05 21:58:17,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:17,754 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:17,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:17,777 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:17,778 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:17,814 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:17,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (334)] Ended with exit code 0 [2024-12-05 21:58:17,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:17,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:17,820 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:17,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:17,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:17,820 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:17,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:17,822 INFO L229 MonitoredProcess]: Starting monitored process 335 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:17,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (335)] Waiting until timeout for monitored process [2024-12-05 21:58:17,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:17,902 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:17,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:17,926 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:17,927 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:17,971 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:17,973 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (335)] Ended with exit code 0 [2024-12-05 21:58:17,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:17,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:17,981 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:17,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:17,981 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:17,981 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:17,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:17,982 INFO L229 MonitoredProcess]: Starting monitored process 336 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:17,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (336)] Waiting until timeout for monitored process [2024-12-05 21:58:18,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:18,068 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:18,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:18,092 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:18,093 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:18,131 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:18,133 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (336)] Ended with exit code 0 [2024-12-05 21:58:18,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:18,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:18,138 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:18,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:18,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:18,139 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:18,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:18,140 INFO L229 MonitoredProcess]: Starting monitored process 337 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:18,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (337)] Waiting until timeout for monitored process [2024-12-05 21:58:18,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:18,220 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:18,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:18,243 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:18,244 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:18,283 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:18,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (337)] Ended with exit code 0 [2024-12-05 21:58:18,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:18,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:18,292 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:18,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:18,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:18,292 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:18,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:18,294 INFO L229 MonitoredProcess]: Starting monitored process 338 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:18,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (338)] Waiting until timeout for monitored process [2024-12-05 21:58:18,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:18,373 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:18,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:18,399 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:18,400 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:18,448 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:18,451 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (338)] Ended with exit code 0 [2024-12-05 21:58:18,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:18,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:18,457 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:18,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:18,457 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:18,457 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:18,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:18,458 INFO L229 MonitoredProcess]: Starting monitored process 339 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:18,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (339)] Waiting until timeout for monitored process [2024-12-05 21:58:18,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:18,543 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:18,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:18,568 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:18,568 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:18,616 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:18,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (339)] Ended with exit code 0 [2024-12-05 21:58:18,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:18,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:18,627 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:18,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:18,627 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:18,627 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:18,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:18,629 INFO L229 MonitoredProcess]: Starting monitored process 340 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:18,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (340)] Waiting until timeout for monitored process [2024-12-05 21:58:18,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:18,708 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:18,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:18,732 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:18,732 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:18,778 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:18,780 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (340)] Ended with exit code 0 [2024-12-05 21:58:18,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:18,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:18,785 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:18,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:18,785 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:18,786 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:18,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:18,787 INFO L229 MonitoredProcess]: Starting monitored process 341 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:18,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (341)] Waiting until timeout for monitored process [2024-12-05 21:58:18,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:18,866 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:18,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:18,890 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:18,891 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:18,935 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:18,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (341)] Ended with exit code 0 [2024-12-05 21:58:18,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:18,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:18,944 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:18,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:18,944 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:18,944 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:18,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:18,946 INFO L229 MonitoredProcess]: Starting monitored process 342 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:18,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (342)] Waiting until timeout for monitored process [2024-12-05 21:58:19,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:19,025 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:19,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:19,052 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:19,052 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:19,090 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:19,092 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (342)] Ended with exit code 0 [2024-12-05 21:58:19,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:19,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:19,097 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:19,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:19,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:19,098 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:19,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:19,099 INFO L229 MonitoredProcess]: Starting monitored process 343 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:19,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (343)] Waiting until timeout for monitored process [2024-12-05 21:58:19,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:19,179 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:19,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:19,203 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:19,203 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:19,242 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:19,243 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (343)] Ended with exit code 0 [2024-12-05 21:58:19,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:19,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:19,250 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:19,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:19,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:19,251 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:19,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:19,252 INFO L229 MonitoredProcess]: Starting monitored process 344 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:19,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (344)] Waiting until timeout for monitored process [2024-12-05 21:58:19,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:19,331 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:19,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:19,356 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:19,357 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:19,402 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:19,404 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (344)] Ended with exit code 0 [2024-12-05 21:58:19,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:19,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:19,409 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:19,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:19,409 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:19,409 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:19,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:19,411 INFO L229 MonitoredProcess]: Starting monitored process 345 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:19,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (345)] Waiting until timeout for monitored process [2024-12-05 21:58:19,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:19,497 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:19,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:19,521 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:19,522 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:19,560 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:19,562 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (345)] Ended with exit code 0 [2024-12-05 21:58:19,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:19,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:19,569 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:19,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:19,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:19,570 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:19,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:19,571 INFO L229 MonitoredProcess]: Starting monitored process 346 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:19,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (346)] Waiting until timeout for monitored process [2024-12-05 21:58:19,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:19,657 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:19,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:19,684 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:19,684 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:19,719 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:19,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (346)] Ended with exit code 0 [2024-12-05 21:58:19,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:19,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:19,726 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:19,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:19,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:19,727 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:19,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:19,728 INFO L229 MonitoredProcess]: Starting monitored process 347 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:19,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (347)] Waiting until timeout for monitored process [2024-12-05 21:58:19,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:19,808 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:19,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:19,830 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:19,831 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:19,865 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:19,867 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (347)] Ended with exit code 0 [2024-12-05 21:58:19,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:19,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:19,875 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:19,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:19,875 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:19,875 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:19,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:19,876 INFO L229 MonitoredProcess]: Starting monitored process 348 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:19,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (348)] Waiting until timeout for monitored process [2024-12-05 21:58:19,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:19,956 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:19,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:19,981 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:19,981 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:20,021 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:20,022 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (348)] Ended with exit code 0 [2024-12-05 21:58:20,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:20,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:20,028 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:20,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:20,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:20,028 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:20,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:20,030 INFO L229 MonitoredProcess]: Starting monitored process 349 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:20,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (349)] Waiting until timeout for monitored process [2024-12-05 21:58:20,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:20,127 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:20,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:20,152 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:20,152 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:20,192 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:20,194 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (349)] Ended with exit code 0 [2024-12-05 21:58:20,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:20,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:20,201 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:20,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:20,201 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:20,201 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:20,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:20,203 INFO L229 MonitoredProcess]: Starting monitored process 350 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:20,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (350)] Waiting until timeout for monitored process [2024-12-05 21:58:20,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:20,283 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:20,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:20,309 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:20,310 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:20,349 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:20,351 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (350)] Forceful destruction successful, exit code 0 [2024-12-05 21:58:20,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:20,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:20,356 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:20,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:20,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:20,356 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:20,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:20,357 INFO L229 MonitoredProcess]: Starting monitored process 351 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:20,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (351)] Waiting until timeout for monitored process [2024-12-05 21:58:20,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:20,437 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:20,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:20,460 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:20,461 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:20,497 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:20,498 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (351)] Ended with exit code 0 [2024-12-05 21:58:20,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:20,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:20,503 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:20,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:20,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:20,503 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:20,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:20,505 INFO L229 MonitoredProcess]: Starting monitored process 352 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:20,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (352)] Waiting until timeout for monitored process [2024-12-05 21:58:20,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:20,590 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:20,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:20,614 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:20,614 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:20,654 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:20,656 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (352)] Forceful destruction successful, exit code 0 [2024-12-05 21:58:20,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:20,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:20,661 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:20,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:20,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:20,662 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:20,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:20,663 INFO L229 MonitoredProcess]: Starting monitored process 353 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:20,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (353)] Waiting until timeout for monitored process [2024-12-05 21:58:20,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:20,748 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:20,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:20,773 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:20,773 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:20,810 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:20,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (353)] Ended with exit code 0 [2024-12-05 21:58:20,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:20,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:20,817 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:20,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:20,817 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:20,817 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:20,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:20,819 INFO L229 MonitoredProcess]: Starting monitored process 354 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:20,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (354)] Waiting until timeout for monitored process [2024-12-05 21:58:20,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:20,901 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:20,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:20,924 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:20,924 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:20,964 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:20,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (354)] Ended with exit code 0 [2024-12-05 21:58:20,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:20,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:20,971 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:20,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:20,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:20,971 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:20,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:20,973 INFO L229 MonitoredProcess]: Starting monitored process 355 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:20,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (355)] Waiting until timeout for monitored process [2024-12-05 21:58:21,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:21,056 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:21,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:21,080 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:21,080 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:21,123 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:21,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (355)] Ended with exit code 0 [2024-12-05 21:58:21,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:21,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:21,130 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:21,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:21,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:21,130 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:21,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:21,132 INFO L229 MonitoredProcess]: Starting monitored process 356 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:21,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (356)] Waiting until timeout for monitored process [2024-12-05 21:58:21,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:21,219 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:21,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:21,242 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:21,243 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:21,278 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:21,280 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (356)] Ended with exit code 0 [2024-12-05 21:58:21,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:21,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:21,285 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:21,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:21,285 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:21,285 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:21,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:21,287 INFO L229 MonitoredProcess]: Starting monitored process 357 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:21,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (357)] Waiting until timeout for monitored process [2024-12-05 21:58:21,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:21,372 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:21,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:21,397 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:21,398 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:21,440 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:21,442 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (357)] Ended with exit code 0 [2024-12-05 21:58:21,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:21,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:21,447 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:21,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:21,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:21,447 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:21,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:21,449 INFO L229 MonitoredProcess]: Starting monitored process 358 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:21,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (358)] Waiting until timeout for monitored process [2024-12-05 21:58:21,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:21,537 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:21,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:21,561 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:21,561 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:21,599 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:21,601 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (358)] Ended with exit code 0 [2024-12-05 21:58:21,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:21,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:21,606 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:21,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:21,606 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:21,606 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:21,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:21,608 INFO L229 MonitoredProcess]: Starting monitored process 359 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:21,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (359)] Waiting until timeout for monitored process [2024-12-05 21:58:21,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:21,692 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:21,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:21,716 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:21,717 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:21,760 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:21,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (359)] Ended with exit code 0 [2024-12-05 21:58:21,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:21,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:21,767 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:21,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:21,767 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:21,768 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:21,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:21,769 INFO L229 MonitoredProcess]: Starting monitored process 360 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:21,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (360)] Waiting until timeout for monitored process [2024-12-05 21:58:21,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:21,853 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:21,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:21,876 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:21,877 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:21,916 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:21,918 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (360)] Ended with exit code 0 [2024-12-05 21:58:21,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:21,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:21,923 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:21,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:21,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:21,923 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:21,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:21,925 INFO L229 MonitoredProcess]: Starting monitored process 361 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:21,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (361)] Waiting until timeout for monitored process [2024-12-05 21:58:22,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:22,004 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:22,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:22,027 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:22,027 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:22,068 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:22,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (361)] Ended with exit code 0 [2024-12-05 21:58:22,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:22,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:22,076 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:22,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:22,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:22,076 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:22,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:22,078 INFO L229 MonitoredProcess]: Starting monitored process 362 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:22,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (362)] Waiting until timeout for monitored process [2024-12-05 21:58:22,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:22,162 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:22,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:22,187 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:22,187 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:22,222 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:22,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (362)] Ended with exit code 0 [2024-12-05 21:58:22,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:22,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:22,230 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:22,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:22,230 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:22,230 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:22,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:22,231 INFO L229 MonitoredProcess]: Starting monitored process 363 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:22,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (363)] Waiting until timeout for monitored process [2024-12-05 21:58:22,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:22,310 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:22,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:22,334 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:22,334 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:22,368 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:22,370 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (363)] Ended with exit code 0 [2024-12-05 21:58:22,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:22,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:22,375 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:22,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:22,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:22,375 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:22,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:22,377 INFO L229 MonitoredProcess]: Starting monitored process 364 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:22,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (364)] Waiting until timeout for monitored process [2024-12-05 21:58:22,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:22,459 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:22,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:22,484 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:22,484 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:22,527 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:22,529 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (364)] Forceful destruction successful, exit code 0 [2024-12-05 21:58:22,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:22,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:22,534 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:22,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:22,534 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:22,534 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:22,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:22,536 INFO L229 MonitoredProcess]: Starting monitored process 365 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:22,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (365)] Waiting until timeout for monitored process [2024-12-05 21:58:22,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:22,616 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:22,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:22,640 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:22,641 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:22,685 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:22,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (365)] Ended with exit code 0 [2024-12-05 21:58:22,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:22,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:22,692 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:22,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:22,692 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:22,693 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:22,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:22,694 INFO L229 MonitoredProcess]: Starting monitored process 366 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:22,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (366)] Waiting until timeout for monitored process [2024-12-05 21:58:22,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:22,776 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:22,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:22,799 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:22,799 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:22,834 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:22,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (366)] Ended with exit code 0 [2024-12-05 21:58:22,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:22,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:22,842 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:22,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:22,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:22,842 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:22,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:22,843 INFO L229 MonitoredProcess]: Starting monitored process 367 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:22,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (367)] Waiting until timeout for monitored process [2024-12-05 21:58:22,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:22,923 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:22,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:22,949 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:22,950 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:22,992 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:22,993 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (367)] Ended with exit code 0 [2024-12-05 21:58:22,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:22,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:22,998 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:22,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:22,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:22,999 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:22,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:23,000 INFO L229 MonitoredProcess]: Starting monitored process 368 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:23,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (368)] Waiting until timeout for monitored process [2024-12-05 21:58:23,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:23,085 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:23,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:23,109 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:23,109 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:23,155 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:23,157 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (368)] Ended with exit code 0 [2024-12-05 21:58:23,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:23,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:23,162 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:23,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:23,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:23,162 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:23,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:23,163 INFO L229 MonitoredProcess]: Starting monitored process 369 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:23,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (369)] Waiting until timeout for monitored process [2024-12-05 21:58:23,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:23,249 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:23,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:23,275 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:23,275 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:23,318 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:23,320 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (369)] Ended with exit code 0 [2024-12-05 21:58:23,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:23,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:23,326 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:23,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:23,326 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:23,326 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:23,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:23,327 INFO L229 MonitoredProcess]: Starting monitored process 370 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:23,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (370)] Waiting until timeout for monitored process [2024-12-05 21:58:23,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:23,414 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:23,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:23,440 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:23,441 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:23,484 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:23,486 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (370)] Ended with exit code 0 [2024-12-05 21:58:23,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:23,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:23,493 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:23,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:23,493 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:23,493 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:23,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:23,495 INFO L229 MonitoredProcess]: Starting monitored process 371 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:23,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (371)] Waiting until timeout for monitored process [2024-12-05 21:58:23,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:23,577 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:23,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:23,604 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:23,604 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:23,648 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:23,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (371)] Ended with exit code 0 [2024-12-05 21:58:23,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:23,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:23,655 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:23,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:23,655 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:23,655 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:23,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:23,656 INFO L229 MonitoredProcess]: Starting monitored process 372 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:23,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (372)] Waiting until timeout for monitored process [2024-12-05 21:58:23,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:23,740 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:23,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:23,766 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:23,767 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:23,804 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:23,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (372)] Ended with exit code 0 [2024-12-05 21:58:23,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:23,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:23,811 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:23,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:23,811 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:23,811 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:23,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:23,812 INFO L229 MonitoredProcess]: Starting monitored process 373 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:23,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (373)] Waiting until timeout for monitored process [2024-12-05 21:58:23,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:23,893 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:58:23,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:23,919 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:58:23,919 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:23,959 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:58:23,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (373)] Ended with exit code 0 [2024-12-05 21:58:23,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:23,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 21:58:23,968 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 21:58:23,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:58:23,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:23,968 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:23,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:23,969 INFO L229 MonitoredProcess]: Starting monitored process 374 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:23,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed5536c4-adce-46ad-b081-19817083e5b7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (374)] Waiting until timeout for monitored process [2024-12-05 21:58:24,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:24,056 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported