./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/dirname-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/dirname-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash deade1e5790a25ffe3efe3f50079c7cd07ab83afaa52029d4373e6401cf093c7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:02:37,372 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:02:37,440 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:02:37,445 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:02:37,445 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:02:37,467 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:02:37,468 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:02:37,468 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:02:37,468 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:02:37,468 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:02:37,469 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:02:37,469 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:02:37,469 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:02:37,469 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:02:37,469 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:02:37,469 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:02:37,470 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:02:37,470 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:02:37,470 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:02:37,470 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:02:37,470 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:02:37,470 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:02:37,471 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:02:37,471 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:02:37,471 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:02:37,471 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:02:37,471 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:02:37,471 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:02:37,472 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:02:37,472 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:02:37,472 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:02:37,472 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:02:37,472 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_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> deade1e5790a25ffe3efe3f50079c7cd07ab83afaa52029d4373e6401cf093c7 [2024-11-13 21:02:37,731 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:02:37,739 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:02:37,741 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:02:37,742 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:02:37,743 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:02:37,744 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/busybox-1.22.0/dirname-1.i Unable to find full path for "g++" [2024-11-13 21:02:39,614 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:02:40,114 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:02:40,119 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/sv-benchmarks/c/busybox-1.22.0/dirname-1.i [2024-11-13 21:02:40,145 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/data/e63ec60e8/6a38905f75584d9db470dfe6a687aeb3/FLAG7a04f1c51 [2024-11-13 21:02:40,165 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/data/e63ec60e8/6a38905f75584d9db470dfe6a687aeb3 [2024-11-13 21:02:40,168 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:02:40,171 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:02:40,172 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:02:40,173 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:02:40,180 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:02:40,181 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:02:40" (1/1) ... [2024-11-13 21:02:40,184 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4efcf46b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:40, skipping insertion in model container [2024-11-13 21:02:40,184 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:02:40" (1/1) ... [2024-11-13 21:02:40,242 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:02:40,994 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:02:41,015 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:02:41,135 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:02:41,235 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:02:41,237 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:41 WrapperNode [2024-11-13 21:02:41,237 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:02:41,238 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:02:41,239 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:02:41,239 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:02:41,245 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:41" (1/1) ... [2024-11-13 21:02:41,270 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:41" (1/1) ... [2024-11-13 21:02:41,319 INFO L138 Inliner]: procedures = 344, calls = 498, calls flagged for inlining = 8, calls inlined = 7, statements flattened = 664 [2024-11-13 21:02:41,319 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:02:41,320 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:02:41,320 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:02:41,320 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:02:41,327 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:41" (1/1) ... [2024-11-13 21:02:41,327 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:41" (1/1) ... [2024-11-13 21:02:41,335 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:41" (1/1) ... [2024-11-13 21:02:41,335 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:41" (1/1) ... [2024-11-13 21:02:41,369 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:41" (1/1) ... [2024-11-13 21:02:41,378 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:41" (1/1) ... [2024-11-13 21:02:41,384 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:41" (1/1) ... [2024-11-13 21:02:41,387 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:41" (1/1) ... [2024-11-13 21:02:41,395 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:02:41,399 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:02:41,399 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:02:41,400 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:02:41,401 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:02:41" (1/1) ... [2024-11-13 21:02:41,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:02:41,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:02:41,437 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:02:41,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:02:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:02:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:02:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 21:02:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:02:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:02:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:02:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 21:02:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:02:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-13 21:02:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:02:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:02:41,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:02:41,670 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:02:41,672 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:02:42,540 INFO L? ?]: Removed 102 outVars from TransFormulas that were not future-live. [2024-11-13 21:02:42,540 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:02:42,732 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:02:42,732 INFO L316 CfgBuilder]: Removed 8 assume(true) statements. [2024-11-13 21:02:42,732 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:02:42 BoogieIcfgContainer [2024-11-13 21:02:42,733 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:02:42,733 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:02:42,734 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:02:42,762 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:02:42,762 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:02:42" (1/1) ... [2024-11-13 21:02:42,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:02:42,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:42,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 71 states and 84 transitions. [2024-11-13 21:02:42,820 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 84 transitions. [2024-11-13 21:02:42,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 21:02:42,822 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:42,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:43,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:43,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:02:43,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:43,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 73 states and 87 transitions. [2024-11-13 21:02:43,535 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 87 transitions. [2024-11-13 21:02:43,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:02:43,535 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:43,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:43,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:43,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:02:43,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:43,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 74 states and 88 transitions. [2024-11-13 21:02:43,802 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 88 transitions. [2024-11-13 21:02:43,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:02:43,802 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:43,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:43,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:44,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:02:44,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:44,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 76 states and 91 transitions. [2024-11-13 21:02:44,178 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 91 transitions. [2024-11-13 21:02:44,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:02:44,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:44,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:44,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:44,376 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 21:02:44,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:44,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 75 states and 90 transitions. [2024-11-13 21:02:44,493 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 90 transitions. [2024-11-13 21:02:44,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:02:44,493 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:44,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:44,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:44,730 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:02:44,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:44,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 76 states and 91 transitions. [2024-11-13 21:02:44,799 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 91 transitions. [2024-11-13 21:02:44,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:02:44,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:44,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:44,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:45,030 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:02:45,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:45,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 75 states and 90 transitions. [2024-11-13 21:02:45,199 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 90 transitions. [2024-11-13 21:02:45,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:02:45,199 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:45,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:45,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:45,397 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 21:02:45,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:45,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 74 states and 89 transitions. [2024-11-13 21:02:45,447 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 89 transitions. [2024-11-13 21:02:45,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:02:45,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:45,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:45,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:45,695 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:02:45,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:45,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 77 states and 92 transitions. [2024-11-13 21:02:45,943 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 92 transitions. [2024-11-13 21:02:45,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 21:02:45,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:45,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:46,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:46,208 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:02:46,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:46,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 80 states and 95 transitions. [2024-11-13 21:02:46,408 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 95 transitions. [2024-11-13 21:02:46,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:02:46,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:46,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:46,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:46,650 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:02:46,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:46,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 83 states and 98 transitions. [2024-11-13 21:02:46,845 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 98 transitions. [2024-11-13 21:02:46,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 21:02:46,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:46,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:46,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:47,145 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:02:47,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:47,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 86 states and 101 transitions. [2024-11-13 21:02:47,349 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 101 transitions. [2024-11-13 21:02:47,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 21:02:47,349 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:47,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:47,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:47,707 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:02:47,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:47,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 89 states and 104 transitions. [2024-11-13 21:02:47,958 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 104 transitions. [2024-11-13 21:02:47,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 21:02:47,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:47,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:48,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:48,288 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:02:48,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:48,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 92 states and 107 transitions. [2024-11-13 21:02:48,543 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 107 transitions. [2024-11-13 21:02:48,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 21:02:48,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:48,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:48,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:48,882 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:02:49,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:49,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 95 states and 110 transitions. [2024-11-13 21:02:49,151 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 110 transitions. [2024-11-13 21:02:49,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 21:02:49,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:49,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:49,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:49,534 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:02:49,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:49,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 98 states and 112 transitions. [2024-11-13 21:02:49,699 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 112 transitions. [2024-11-13 21:02:49,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 21:02:49,700 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:49,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:49,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:50,041 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:02:50,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:50,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 97 states and 111 transitions. [2024-11-13 21:02:50,252 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 111 transitions. [2024-11-13 21:02:50,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 21:02:50,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:50,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:50,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:50,507 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:02:50,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:50,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 96 states and 110 transitions. [2024-11-13 21:02:50,536 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 110 transitions. [2024-11-13 21:02:50,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 21:02:50,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:50,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:50,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:50,710 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:02:50,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:50,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 95 states and 109 transitions. [2024-11-13 21:02:50,858 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 109 transitions. [2024-11-13 21:02:50,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 21:02:50,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:50,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:50,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:51,112 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:02:51,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:51,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 97 states and 112 transitions. [2024-11-13 21:02:51,194 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 112 transitions. [2024-11-13 21:02:51,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 21:02:51,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:51,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:51,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:51,504 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:02:51,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:51,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 70 states and 78 transitions. [2024-11-13 21:02:51,576 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 78 transitions. [2024-11-13 21:02:51,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 21:02:51,576 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:51,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:51,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:51,783 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:02:51,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:51,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 71 states and 79 transitions. [2024-11-13 21:02:51,807 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 79 transitions. [2024-11-13 21:02:51,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 21:02:51,808 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:51,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:51,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:52,015 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:02:52,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:52,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 66 states and 73 transitions. [2024-11-13 21:02:52,086 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 73 transitions. [2024-11-13 21:02:52,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 21:02:52,087 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:52,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:52,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:52,235 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:02:52,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:52,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 67 states and 74 transitions. [2024-11-13 21:02:52,285 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 74 transitions. [2024-11-13 21:02:52,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 21:02:52,286 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:52,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:52,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:52,525 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:02:52,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:52,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 69 states and 77 transitions. [2024-11-13 21:02:52,698 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 77 transitions. [2024-11-13 21:02:52,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 21:02:52,698 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:52,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:52,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:52,846 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:02:52,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:52,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 70 states and 78 transitions. [2024-11-13 21:02:52,869 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 78 transitions. [2024-11-13 21:02:52,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 21:02:52,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:52,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:52,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:53,149 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-11-13 21:02:53,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:53,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 76 states and 89 transitions. [2024-11-13 21:02:53,656 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 89 transitions. [2024-11-13 21:02:53,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 21:02:53,657 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:53,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:53,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:53,877 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-11-13 21:02:54,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:54,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 75 states and 88 transitions. [2024-11-13 21:02:54,170 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 88 transitions. [2024-11-13 21:02:54,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 21:02:54,171 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:54,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:54,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:54,340 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-11-13 21:02:54,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:54,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 76 states and 89 transitions. [2024-11-13 21:02:54,366 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 89 transitions. [2024-11-13 21:02:54,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 21:02:54,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:54,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:54,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:54,584 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:02:54,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:54,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 77 states and 91 transitions. [2024-11-13 21:02:54,776 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 91 transitions. [2024-11-13 21:02:54,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 21:02:54,776 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:54,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:54,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:54,999 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:02:55,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:55,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 79 states and 93 transitions. [2024-11-13 21:02:55,334 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 93 transitions. [2024-11-13 21:02:55,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 21:02:55,334 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:55,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:55,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:55,509 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-11-13 21:02:56,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:56,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 81 states and 96 transitions. [2024-11-13 21:02:56,017 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 96 transitions. [2024-11-13 21:02:56,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 21:02:56,017 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:56,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:56,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:56,213 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-11-13 21:02:56,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:56,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 80 states and 95 transitions. [2024-11-13 21:02:56,551 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 95 transitions. [2024-11-13 21:02:56,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 21:02:56,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:56,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:56,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:56,844 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-11-13 21:02:57,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:57,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 82 states and 99 transitions. [2024-11-13 21:02:57,432 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 99 transitions. [2024-11-13 21:02:57,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:02:57,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:57,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:57,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:57,685 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:02:58,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:58,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 85 states and 102 transitions. [2024-11-13 21:02:58,143 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 102 transitions. [2024-11-13 21:02:58,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:02:58,144 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:58,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:58,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:58,437 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-11-13 21:02:58,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:58,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 84 states and 101 transitions. [2024-11-13 21:02:58,923 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 101 transitions. [2024-11-13 21:02:58,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-13 21:02:58,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:58,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:58,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:59,071 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-11-13 21:02:59,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:59,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 86 states and 102 transitions. [2024-11-13 21:02:59,386 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 102 transitions. [2024-11-13 21:02:59,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-13 21:02:59,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:59,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:02:59,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:59,622 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-11-13 21:02:59,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:59,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 87 states and 103 transitions. [2024-11-13 21:02:59,956 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 103 transitions. [2024-11-13 21:02:59,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:02:59,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:59,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:00,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:00,319 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:03:00,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:00,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 90 states and 106 transitions. [2024-11-13 21:03:00,767 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 106 transitions. [2024-11-13 21:03:00,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-13 21:03:00,767 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:00,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:00,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:00,949 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-11-13 21:03:01,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:01,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 91 states and 107 transitions. [2024-11-13 21:03:01,239 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 107 transitions. [2024-11-13 21:03:01,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-13 21:03:01,239 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:01,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:01,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:01,568 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:03:02,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:02,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 94 states and 110 transitions. [2024-11-13 21:03:02,040 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 110 transitions. [2024-11-13 21:03:02,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-13 21:03:02,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:02,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:02,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:02,298 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-11-13 21:03:03,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:03,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 103 states and 127 transitions. [2024-11-13 21:03:03,844 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 127 transitions. [2024-11-13 21:03:03,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-13 21:03:03,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:03,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:03,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:04,014 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2024-11-13 21:03:04,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:04,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 103 states and 126 transitions. [2024-11-13 21:03:04,334 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 126 transitions. [2024-11-13 21:03:04,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-13 21:03:04,340 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:04,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:04,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:04,649 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:03:05,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:05,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 106 states and 129 transitions. [2024-11-13 21:03:05,233 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 129 transitions. [2024-11-13 21:03:05,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-13 21:03:05,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:05,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:05,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:05,517 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-11-13 21:03:07,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:07,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 116 states and 145 transitions. [2024-11-13 21:03:07,364 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 145 transitions. [2024-11-13 21:03:07,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-13 21:03:07,365 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:07,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:07,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:07,574 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2024-11-13 21:03:07,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:07,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 113 states and 138 transitions. [2024-11-13 21:03:07,953 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 138 transitions. [2024-11-13 21:03:07,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-13 21:03:07,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:07,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:08,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:08,136 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-13 21:03:08,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:08,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 115 states and 139 transitions. [2024-11-13 21:03:08,537 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 139 transitions. [2024-11-13 21:03:08,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-13 21:03:08,538 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:08,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:08,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:08,996 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:03:09,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:09,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 118 states and 142 transitions. [2024-11-13 21:03:09,615 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 142 transitions. [2024-11-13 21:03:09,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-13 21:03:09,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:09,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:09,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:09,799 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-13 21:03:10,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:10,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 120 states and 143 transitions. [2024-11-13 21:03:10,204 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 143 transitions. [2024-11-13 21:03:10,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-13 21:03:10,204 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:10,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:10,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:10,621 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:03:11,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:11,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 123 states and 146 transitions. [2024-11-13 21:03:11,246 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 146 transitions. [2024-11-13 21:03:11,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-13 21:03:11,247 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:11,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:11,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:11,625 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2024-11-13 21:03:13,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:13,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 131 states and 158 transitions. [2024-11-13 21:03:13,794 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 158 transitions. [2024-11-13 21:03:13,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-13 21:03:13,797 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:13,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:13,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:14,219 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:03:14,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:14,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 134 states and 161 transitions. [2024-11-13 21:03:14,824 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 161 transitions. [2024-11-13 21:03:14,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-13 21:03:14,825 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:14,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:14,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:15,161 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2024-11-13 21:03:21,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:21,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 164 states and 211 transitions. [2024-11-13 21:03:21,709 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 211 transitions. [2024-11-13 21:03:21,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-13 21:03:21,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:21,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:21,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:22,205 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:03:22,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:22,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 167 states and 214 transitions. [2024-11-13 21:03:22,899 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 214 transitions. [2024-11-13 21:03:22,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-13 21:03:22,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:22,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:22,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:23,090 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 21:03:23,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:23,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 158 states and 200 transitions. [2024-11-13 21:03:23,535 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 200 transitions. [2024-11-13 21:03:23,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-13 21:03:23,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:23,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:23,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:23,802 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-11-13 21:03:24,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:24,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 160 states and 201 transitions. [2024-11-13 21:03:24,236 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 201 transitions. [2024-11-13 21:03:24,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-13 21:03:24,237 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:24,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:24,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:24,424 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-11-13 21:03:24,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:24,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 162 states and 202 transitions. [2024-11-13 21:03:24,871 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 202 transitions. [2024-11-13 21:03:24,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-13 21:03:24,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:24,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:24,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:25,047 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2024-11-13 21:03:25,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:25,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 164 states and 203 transitions. [2024-11-13 21:03:25,517 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 203 transitions. [2024-11-13 21:03:25,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-13 21:03:25,517 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:25,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:25,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:26,003 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:03:26,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:26,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 167 states and 206 transitions. [2024-11-13 21:03:26,758 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 206 transitions. [2024-11-13 21:03:26,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-13 21:03:26,758 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:26,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:26,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:27,177 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 176 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:03:27,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:27,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 170 states and 209 transitions. [2024-11-13 21:03:27,940 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 209 transitions. [2024-11-13 21:03:27,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-13 21:03:27,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:27,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:28,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:28,130 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2024-11-13 21:03:30,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:30,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 179 states and 221 transitions. [2024-11-13 21:03:30,810 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 221 transitions. [2024-11-13 21:03:30,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-13 21:03:30,810 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:30,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:30,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:30,981 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2024-11-13 21:03:33,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:33,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 188 states and 233 transitions. [2024-11-13 21:03:33,411 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 233 transitions. [2024-11-13 21:03:33,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 21:03:33,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:33,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:33,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:33,975 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:03:34,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:34,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 191 states and 236 transitions. [2024-11-13 21:03:34,820 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 236 transitions. [2024-11-13 21:03:34,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-13 21:03:34,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:34,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:34,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:35,018 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2024-11-13 21:03:35,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:35,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 158 states and 191 transitions. [2024-11-13 21:03:35,614 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 191 transitions. [2024-11-13 21:03:35,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-13 21:03:35,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:35,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:35,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:35,753 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2024-11-13 21:03:36,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:36,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 136 states and 159 transitions. [2024-11-13 21:03:36,253 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 159 transitions. [2024-11-13 21:03:36,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-13 21:03:36,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:36,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:36,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:36,678 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:03:37,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:37,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 139 states and 162 transitions. [2024-11-13 21:03:37,611 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 162 transitions. [2024-11-13 21:03:37,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-13 21:03:37,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:37,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:37,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:38,050 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 0 proven. 287 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:03:38,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:38,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 142 states and 165 transitions. [2024-11-13 21:03:38,959 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 165 transitions. [2024-11-13 21:03:38,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-13 21:03:38,960 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:38,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:39,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:39,466 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:03:40,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:40,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 145 states and 168 transitions. [2024-11-13 21:03:40,403 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 168 transitions. [2024-11-13 21:03:40,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-13 21:03:40,404 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:40,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:40,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:41,047 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 0 proven. 376 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:03:42,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:42,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 148 states and 171 transitions. [2024-11-13 21:03:42,041 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 171 transitions. [2024-11-13 21:03:42,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-13 21:03:42,041 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:42,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:42,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:42,569 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 425 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:03:43,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:43,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 151 states and 174 transitions. [2024-11-13 21:03:43,520 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 174 transitions. [2024-11-13 21:03:43,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-13 21:03:43,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:43,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:43,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:44,144 INFO L134 CoverageAnalysis]: Checked inductivity of 622 backedges. 0 proven. 477 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:03:45,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:45,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 154 states and 177 transitions. [2024-11-13 21:03:45,108 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 177 transitions. [2024-11-13 21:03:45,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-13 21:03:45,108 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:45,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:45,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:45,755 INFO L134 CoverageAnalysis]: Checked inductivity of 677 backedges. 0 proven. 532 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:03:46,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:46,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 157 states and 180 transitions. [2024-11-13 21:03:46,744 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 180 transitions. [2024-11-13 21:03:46,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-13 21:03:46,744 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:46,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:46,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:47,311 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 0 proven. 590 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:03:48,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:48,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 160 states and 183 transitions. [2024-11-13 21:03:48,345 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 183 transitions. [2024-11-13 21:03:48,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-13 21:03:48,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:48,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:48,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:48,906 INFO L134 CoverageAnalysis]: Checked inductivity of 796 backedges. 0 proven. 651 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:03:49,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:49,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 163 states and 186 transitions. [2024-11-13 21:03:49,941 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 186 transitions. [2024-11-13 21:03:49,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-13 21:03:49,941 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:49,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:50,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:50,804 INFO L134 CoverageAnalysis]: Checked inductivity of 860 backedges. 0 proven. 715 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:03:51,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:51,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 166 states and 189 transitions. [2024-11-13 21:03:51,825 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 189 transitions. [2024-11-13 21:03:51,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 21:03:51,825 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:51,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:51,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:52,747 INFO L134 CoverageAnalysis]: Checked inductivity of 927 backedges. 0 proven. 782 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:03:53,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:53,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 169 states and 192 transitions. [2024-11-13 21:03:53,796 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 192 transitions. [2024-11-13 21:03:53,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-13 21:03:53,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:53,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:53,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:54,648 INFO L134 CoverageAnalysis]: Checked inductivity of 997 backedges. 0 proven. 852 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:03:55,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:55,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 172 states and 195 transitions. [2024-11-13 21:03:55,757 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 195 transitions. [2024-11-13 21:03:55,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-13 21:03:55,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:55,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:55,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:56,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1070 backedges. 0 proven. 925 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:03:57,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:57,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 175 states and 198 transitions. [2024-11-13 21:03:57,485 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 198 transitions. [2024-11-13 21:03:57,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-11-13 21:03:57,486 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:57,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:57,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:58,398 INFO L134 CoverageAnalysis]: Checked inductivity of 1146 backedges. 0 proven. 1001 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:03:59,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:59,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 178 states and 201 transitions. [2024-11-13 21:03:59,496 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 201 transitions. [2024-11-13 21:03:59,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-13 21:03:59,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:59,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:59,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:00,452 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1080 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:04:01,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:01,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 181 states and 204 transitions. [2024-11-13 21:04:01,539 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 204 transitions. [2024-11-13 21:04:01,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-13 21:04:01,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:01,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:01,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:02,554 INFO L134 CoverageAnalysis]: Checked inductivity of 1307 backedges. 0 proven. 1162 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:04:03,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:03,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 184 states and 207 transitions. [2024-11-13 21:04:03,651 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 207 transitions. [2024-11-13 21:04:03,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-13 21:04:03,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:03,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:03,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:04,401 INFO L134 CoverageAnalysis]: Checked inductivity of 1392 backedges. 0 proven. 1247 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:04:05,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:05,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 187 states and 210 transitions. [2024-11-13 21:04:05,512 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 210 transitions. [2024-11-13 21:04:05,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-13 21:04:05,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:05,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:05,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:06,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1480 backedges. 0 proven. 1335 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:04:07,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:07,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 190 states and 213 transitions. [2024-11-13 21:04:07,539 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 213 transitions. [2024-11-13 21:04:07,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-13 21:04:07,539 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:07,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:07,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:08,395 INFO L134 CoverageAnalysis]: Checked inductivity of 1571 backedges. 0 proven. 1426 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:04:09,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:09,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 193 states and 216 transitions. [2024-11-13 21:04:09,588 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 216 transitions. [2024-11-13 21:04:09,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-13 21:04:09,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:09,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:09,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:10,623 INFO L134 CoverageAnalysis]: Checked inductivity of 1665 backedges. 0 proven. 1520 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:04:11,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:11,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 196 states and 219 transitions. [2024-11-13 21:04:11,850 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 219 transitions. [2024-11-13 21:04:11,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-13 21:04:11,850 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:11,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:11,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:12,766 INFO L134 CoverageAnalysis]: Checked inductivity of 1762 backedges. 0 proven. 1617 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:04:14,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:14,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 199 states and 222 transitions. [2024-11-13 21:04:14,166 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 222 transitions. [2024-11-13 21:04:14,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-13 21:04:14,167 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:14,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:14,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:15,102 INFO L134 CoverageAnalysis]: Checked inductivity of 1862 backedges. 0 proven. 1717 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:04:16,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:16,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 202 states and 225 transitions. [2024-11-13 21:04:16,308 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 225 transitions. [2024-11-13 21:04:16,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-13 21:04:16,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:16,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:16,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:17,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1965 backedges. 0 proven. 1820 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:04:18,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:18,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 205 states and 228 transitions. [2024-11-13 21:04:18,499 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 228 transitions. [2024-11-13 21:04:18,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-13 21:04:18,499 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:18,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:18,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:19,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2071 backedges. 0 proven. 1926 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:04:20,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:20,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 208 states and 231 transitions. [2024-11-13 21:04:20,781 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 231 transitions. [2024-11-13 21:04:20,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-13 21:04:20,782 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:20,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:20,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:21,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2180 backedges. 0 proven. 2035 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:04:23,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:23,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 211 states and 234 transitions. [2024-11-13 21:04:23,296 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 234 transitions. [2024-11-13 21:04:23,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-13 21:04:23,297 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:23,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:23,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:24,394 INFO L134 CoverageAnalysis]: Checked inductivity of 2292 backedges. 0 proven. 2147 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:04:25,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:25,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 214 states and 237 transitions. [2024-11-13 21:04:25,828 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 237 transitions. [2024-11-13 21:04:25,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-13 21:04:25,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:25,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:25,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:26,945 INFO L134 CoverageAnalysis]: Checked inductivity of 2407 backedges. 0 proven. 2262 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:04:28,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:28,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 217 states and 240 transitions. [2024-11-13 21:04:28,252 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 240 transitions. [2024-11-13 21:04:28,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-13 21:04:28,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:28,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:28,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:29,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2525 backedges. 0 proven. 2380 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:04:30,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:30,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 220 states and 243 transitions. [2024-11-13 21:04:30,756 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 243 transitions. [2024-11-13 21:04:30,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-13 21:04:30,756 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:30,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:30,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:31,710 INFO L134 CoverageAnalysis]: Checked inductivity of 2646 backedges. 0 proven. 2501 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:04:32,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:32,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 223 states and 245 transitions. [2024-11-13 21:04:32,404 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 245 transitions. [2024-11-13 21:04:32,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-13 21:04:32,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:32,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:32,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:33,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2770 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2770 trivial. 0 not checked. [2024-11-13 21:04:34,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:34,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 224 states and 247 transitions. [2024-11-13 21:04:34,700 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 247 transitions. [2024-11-13 21:04:34,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-13 21:04:34,700 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:34,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:34,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:35,263 INFO L134 CoverageAnalysis]: Checked inductivity of 2776 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 2770 trivial. 0 not checked. [2024-11-13 21:04:36,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:36,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 227 states and 250 transitions. [2024-11-13 21:04:36,825 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 250 transitions. [2024-11-13 21:04:36,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-11-13 21:04:36,826 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:36,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:36,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:37,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2783 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 2770 trivial. 0 not checked. [2024-11-13 21:04:38,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:38,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 230 states and 253 transitions. [2024-11-13 21:04:38,633 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 253 transitions. [2024-11-13 21:04:38,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-13 21:04:38,633 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:38,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:38,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:39,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2793 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 2770 trivial. 0 not checked. [2024-11-13 21:04:40,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:40,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 233 states and 256 transitions. [2024-11-13 21:04:40,572 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 256 transitions. [2024-11-13 21:04:40,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-13 21:04:40,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:40,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:40,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:41,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2806 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 2770 trivial. 0 not checked. [2024-11-13 21:04:42,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:42,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 236 states and 259 transitions. [2024-11-13 21:04:42,550 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 259 transitions. [2024-11-13 21:04:42,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-13 21:04:42,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:42,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:42,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:43,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2822 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 2770 trivial. 0 not checked. [2024-11-13 21:04:44,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:44,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 239 states and 262 transitions. [2024-11-13 21:04:44,385 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 262 transitions. [2024-11-13 21:04:44,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-13 21:04:44,385 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:44,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:44,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:45,048 INFO L134 CoverageAnalysis]: Checked inductivity of 2841 backedges. 1 proven. 70 refuted. 0 times theorem prover too weak. 2770 trivial. 0 not checked. [2024-11-13 21:04:46,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:46,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 242 states and 265 transitions. [2024-11-13 21:04:46,371 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 265 transitions. [2024-11-13 21:04:46,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-13 21:04:46,372 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:46,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:46,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:46,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2863 backedges. 1 proven. 92 refuted. 0 times theorem prover too weak. 2770 trivial. 0 not checked. [2024-11-13 21:04:48,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:48,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 245 states and 268 transitions. [2024-11-13 21:04:48,308 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 268 transitions. [2024-11-13 21:04:48,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-11-13 21:04:48,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:48,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:48,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:48,728 INFO L134 CoverageAnalysis]: Checked inductivity of 2888 backedges. 1 proven. 117 refuted. 0 times theorem prover too weak. 2770 trivial. 0 not checked. [2024-11-13 21:04:49,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:49,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 248 states and 270 transitions. [2024-11-13 21:04:49,658 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 270 transitions. [2024-11-13 21:04:49,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-13 21:04:49,659 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:49,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:52,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:04:52,930 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:04:54,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:05:05,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:05:05,195 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 21:05:05,199 INFO L158 Benchmark]: Toolchain (without parser) took 145028.26ms. Allocated memory was 142.6MB in the beginning and 478.2MB in the end (delta: 335.5MB). Free memory was 116.6MB in the beginning and 211.5MB in the end (delta: -94.9MB). Peak memory consumption was 240.9MB. Max. memory is 16.1GB. [2024-11-13 21:05:05,199 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:05:05,200 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1065.49ms. Allocated memory is still 142.6MB. Free memory was 116.4MB in the beginning and 71.9MB in the end (delta: 44.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 21:05:05,200 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.05ms. Allocated memory is still 142.6MB. Free memory was 71.9MB in the beginning and 65.6MB in the end (delta: 6.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:05:05,201 INFO L158 Benchmark]: Boogie Preprocessor took 78.75ms. Allocated memory is still 142.6MB. Free memory was 65.6MB in the beginning and 61.5MB in the end (delta: 4.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:05:05,201 INFO L158 Benchmark]: RCFGBuilder took 1333.47ms. Allocated memory is still 142.6MB. Free memory was 61.5MB in the beginning and 53.8MB in the end (delta: 7.7MB). Peak memory consumption was 25.7MB. Max. memory is 16.1GB. [2024-11-13 21:05:05,201 INFO L158 Benchmark]: CodeCheck took 142464.67ms. Allocated memory was 142.6MB in the beginning and 478.2MB in the end (delta: 335.5MB). Free memory was 53.8MB in the beginning and 211.5MB in the end (delta: -157.7MB). Peak memory consumption was 181.6MB. Max. memory is 16.1GB. [2024-11-13 21:05:05,203 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1065.49ms. Allocated memory is still 142.6MB. Free memory was 116.4MB in the beginning and 71.9MB in the end (delta: 44.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.05ms. Allocated memory is still 142.6MB. Free memory was 71.9MB in the beginning and 65.6MB in the end (delta: 6.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.75ms. Allocated memory is still 142.6MB. Free memory was 65.6MB in the beginning and 61.5MB in the end (delta: 4.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1333.47ms. Allocated memory is still 142.6MB. Free memory was 61.5MB in the beginning and 53.8MB in the end (delta: 7.7MB). Peak memory consumption was 25.7MB. Max. memory is 16.1GB. * CodeCheck took 142464.67ms. Allocated memory was 142.6MB in the beginning and 478.2MB in the end (delta: 335.5MB). Free memory was 53.8MB in the beginning and 211.5MB in the end (delta: -157.7MB). Peak memory consumption was 181.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 21:05:05,276 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/dirname-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash deade1e5790a25ffe3efe3f50079c7cd07ab83afaa52029d4373e6401cf093c7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:05:07,852 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:05:07,976 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 21:05:08,005 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:05:08,006 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:05:08,006 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:05:08,007 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:05:08,007 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:05:08,007 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:05:08,007 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:05:08,007 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:05:08,007 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:05:08,007 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:05:08,007 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:05:08,007 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:05:08,008 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:05:08,008 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:05:08,008 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:05:08,008 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:05:08,008 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:05:08,008 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:05:08,008 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:05:08,008 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:05:08,008 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:05:08,009 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:05:08,009 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:08,009 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:05:08,010 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:05:08,010 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:05:08,010 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:05:08,010 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:05:08,010 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:05:08,010 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:05:08,010 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:08,011 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:05:08,011 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_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> deade1e5790a25ffe3efe3f50079c7cd07ab83afaa52029d4373e6401cf093c7 [2024-11-13 21:05:08,349 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:05:08,358 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:05:08,362 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:05:08,363 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:05:08,366 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:05:08,368 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/busybox-1.22.0/dirname-1.i Unable to find full path for "g++" [2024-11-13 21:05:10,387 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:05:10,800 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:05:10,801 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/sv-benchmarks/c/busybox-1.22.0/dirname-1.i [2024-11-13 21:05:10,827 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/data/446d26ca7/875b083f46104bbc8cb6d5f2777c348b/FLAG0d89bbca0 [2024-11-13 21:05:10,852 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/data/446d26ca7/875b083f46104bbc8cb6d5f2777c348b [2024-11-13 21:05:10,856 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:05:10,858 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:05:10,860 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:05:10,860 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:05:10,865 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:05:10,866 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:05:10" (1/1) ... [2024-11-13 21:05:10,867 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63629bde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:10, skipping insertion in model container [2024-11-13 21:05:10,867 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:05:10" (1/1) ... [2024-11-13 21:05:10,934 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:05:11,558 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:05:11,575 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:05:11,576 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:05:11,587 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:05:11,602 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:05:11,617 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:05:11,646 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:05:11,757 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:05:11,922 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:05:11,923 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:11 WrapperNode [2024-11-13 21:05:11,923 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:05:11,925 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:05:11,925 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:05:11,925 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:05:11,932 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:11" (1/1) ... [2024-11-13 21:05:11,967 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:11" (1/1) ... [2024-11-13 21:05:12,041 INFO L138 Inliner]: procedures = 351, calls = 498, calls flagged for inlining = 8, calls inlined = 7, statements flattened = 658 [2024-11-13 21:05:12,042 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:05:12,042 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:05:12,042 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:05:12,043 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:05:12,049 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:11" (1/1) ... [2024-11-13 21:05:12,049 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:11" (1/1) ... [2024-11-13 21:05:12,062 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:11" (1/1) ... [2024-11-13 21:05:12,063 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:11" (1/1) ... [2024-11-13 21:05:12,092 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:11" (1/1) ... [2024-11-13 21:05:12,096 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:11" (1/1) ... [2024-11-13 21:05:12,100 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:11" (1/1) ... [2024-11-13 21:05:12,103 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:11" (1/1) ... [2024-11-13 21:05:12,109 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:05:12,109 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:05:12,110 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:05:12,110 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:05:12,111 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:11" (1/1) ... [2024-11-13 21:05:12,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:05:12,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:05:12,158 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:05:12,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:05:12,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-13 21:05:12,191 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:05:12,192 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:05:12,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 21:05:12,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-13 21:05:12,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:05:12,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-11-13 21:05:12,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:05:12,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-13 21:05:12,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 21:05:12,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:05:12,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-13 21:05:12,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:05:12,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:05:12,377 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:05:12,379 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:05:13,512 INFO L? ?]: Removed 78 outVars from TransFormulas that were not future-live. [2024-11-13 21:05:13,512 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:05:13,749 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:05:13,750 INFO L316 CfgBuilder]: Removed 8 assume(true) statements. [2024-11-13 21:05:13,751 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:05:13 BoogieIcfgContainer [2024-11-13 21:05:13,751 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:05:13,751 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:05:13,752 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:05:13,765 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:05:13,766 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:05:13" (1/1) ... [2024-11-13 21:05:13,773 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:05:13,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:13,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 71 states and 84 transitions. [2024-11-13 21:05:13,837 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 84 transitions. [2024-11-13 21:05:13,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 21:05:13,839 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:13,840 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:13,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:13,845 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:13,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:05:14,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:14,140 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:14,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:14,889 INFO L255 TraceCheckSpWp]: Trace formula consists of 488 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:05:14,891 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:14,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:05:14,909 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 21:05:14,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 21:05:15,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:15,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 70 states and 83 transitions. [2024-11-13 21:05:15,462 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 83 transitions. [2024-11-13 21:05:15,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:05:15,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:15,463 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:15,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:15,467 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:15,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:05:16,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:16,030 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:16,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:16,709 INFO L255 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 21:05:16,714 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:16,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:05:16,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 21:05:17,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:17,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 73 states and 87 transitions. [2024-11-13 21:05:17,533 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 87 transitions. [2024-11-13 21:05:17,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:05:17,533 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:17,533 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:17,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:17,535 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:17,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 21:05:18,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:18,226 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:18,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:18,893 INFO L255 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 21:05:18,895 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:18,976 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:05:18,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 21:05:19,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:19,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 76 states and 90 transitions. [2024-11-13 21:05:19,201 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 90 transitions. [2024-11-13 21:05:19,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:05:19,201 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:19,201 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:19,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:19,204 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:19,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 21:05:19,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:19,839 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:20,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:20,474 INFO L255 TraceCheckSpWp]: Trace formula consists of 515 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:05:20,475 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:20,604 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:05:20,609 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 21:05:20,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:20,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 79 states and 93 transitions. [2024-11-13 21:05:20,943 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 93 transitions. [2024-11-13 21:05:20,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:05:20,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:20,943 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:20,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:20,949 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:20,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 21:05:21,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:21,566 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:22,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:22,262 INFO L255 TraceCheckSpWp]: Trace formula consists of 528 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:05:22,263 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:22,449 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:05:22,456 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 21:05:22,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:22,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 82 states and 96 transitions. [2024-11-13 21:05:22,836 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 96 transitions. [2024-11-13 21:05:22,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 21:05:22,836 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:22,836 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:22,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:22,844 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:22,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 21:05:23,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:23,563 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:24,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:24,152 INFO L255 TraceCheckSpWp]: Trace formula consists of 541 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 21:05:24,153 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:24,357 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:05:24,364 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-13 21:05:24,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:24,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 85 states and 99 transitions. [2024-11-13 21:05:24,716 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 99 transitions. [2024-11-13 21:05:24,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:05:24,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:24,717 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:24,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:24,724 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:24,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 21:05:25,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:25,353 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:26,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:26,169 INFO L255 TraceCheckSpWp]: Trace formula consists of 554 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:05:26,170 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:26,392 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:05:26,397 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 21:05:26,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:26,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 88 states and 102 transitions. [2024-11-13 21:05:26,794 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 102 transitions. [2024-11-13 21:05:26,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 21:05:26,795 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:26,795 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:26,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:26,797 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:26,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 21:05:27,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:27,431 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:27,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:28,009 INFO L255 TraceCheckSpWp]: Trace formula consists of 567 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:05:28,010 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:28,253 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:05:28,258 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-13 21:05:28,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:28,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 91 states and 105 transitions. [2024-11-13 21:05:28,752 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 105 transitions. [2024-11-13 21:05:28,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 21:05:28,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:28,753 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:28,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:28,756 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:28,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 21:05:29,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:29,449 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:30,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:30,175 INFO L255 TraceCheckSpWp]: Trace formula consists of 580 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:05:30,176 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:30,462 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:05:30,471 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 21:05:30,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:30,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 94 states and 108 transitions. [2024-11-13 21:05:30,979 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 108 transitions. [2024-11-13 21:05:30,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 21:05:30,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:30,979 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:30,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:30,982 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:30,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 21:05:31,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:31,715 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:32,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:32,483 INFO L255 TraceCheckSpWp]: Trace formula consists of 593 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:05:32,485 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:32,895 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:05:32,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-13 21:05:33,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:33,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 97 states and 111 transitions. [2024-11-13 21:05:33,467 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 111 transitions. [2024-11-13 21:05:33,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 21:05:33,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:33,468 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:33,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:33,470 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:33,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 21:05:34,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:34,117 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:34,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:34,827 INFO L255 TraceCheckSpWp]: Trace formula consists of 606 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 21:05:34,828 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:35,177 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:05:35,181 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-13 21:05:35,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:35,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 100 states and 114 transitions. [2024-11-13 21:05:35,797 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 114 transitions. [2024-11-13 21:05:35,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 21:05:35,797 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:35,798 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:35,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:35,799 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:35,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 21:05:36,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:36,462 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:36,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:36,983 INFO L255 TraceCheckSpWp]: Trace formula consists of 619 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:05:36,985 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:37,426 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:05:37,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-13 21:05:37,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:37,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 97 states and 109 transitions. [2024-11-13 21:05:37,987 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 109 transitions. [2024-11-13 21:05:37,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 21:05:37,988 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:37,988 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:37,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:37,991 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:37,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 21:05:38,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:38,281 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:38,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:38,710 INFO L255 TraceCheckSpWp]: Trace formula consists of 617 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:05:38,711 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:38,716 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:05:38,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-13 21:05:38,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:38,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 96 states and 108 transitions. [2024-11-13 21:05:38,732 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 108 transitions. [2024-11-13 21:05:38,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 21:05:38,732 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:38,732 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:38,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:38,736 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:38,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-13 21:05:39,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:39,767 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:40,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:40,227 INFO L255 TraceCheckSpWp]: Trace formula consists of 618 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 21:05:40,228 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:40,621 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:05:40,626 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-13 21:05:41,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:41,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 95 states and 107 transitions. [2024-11-13 21:05:41,069 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 107 transitions. [2024-11-13 21:05:41,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 21:05:41,070 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:41,070 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:41,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:41,072 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:41,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-13 21:05:41,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:41,430 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:41,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:41,895 INFO L255 TraceCheckSpWp]: Trace formula consists of 627 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:05:41,896 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:41,898 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:05:41,901 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-13 21:05:41,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:41,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 94 states and 106 transitions. [2024-11-13 21:05:41,906 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 106 transitions. [2024-11-13 21:05:41,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 21:05:41,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:41,906 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:41,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:41,912 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:41,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-13 21:05:42,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:42,257 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:42,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:42,675 INFO L255 TraceCheckSpWp]: Trace formula consists of 628 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 21:05:42,675 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:42,894 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:05:42,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-13 21:05:43,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:43,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 93 states and 105 transitions. [2024-11-13 21:05:43,210 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 105 transitions. [2024-11-13 21:05:43,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 21:05:43,211 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:43,211 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:43,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:43,218 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:43,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-13 21:05:43,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:43,640 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:44,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:44,077 INFO L255 TraceCheckSpWp]: Trace formula consists of 691 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:05:44,078 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:44,080 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:05:44,087 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-13 21:05:44,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:44,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 92 states and 104 transitions. [2024-11-13 21:05:44,104 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 104 transitions. [2024-11-13 21:05:44,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 21:05:44,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:44,104 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:44,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:44,106 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:44,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-13 21:05:44,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:44,522 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:44,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:44,978 INFO L255 TraceCheckSpWp]: Trace formula consists of 680 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:05:44,979 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:44,982 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:05:44,985 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-13 21:05:44,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:44,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 91 states and 103 transitions. [2024-11-13 21:05:44,992 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 103 transitions. [2024-11-13 21:05:44,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 21:05:44,993 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:44,993 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:44,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:44,999 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:45,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-13 21:05:45,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:45,452 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:45,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:45,859 INFO L255 TraceCheckSpWp]: Trace formula consists of 660 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:05:45,861 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:45,862 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:05:45,867 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Forceful destruction successful, exit code 0 [2024-11-13 21:05:45,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:45,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 90 states and 102 transitions. [2024-11-13 21:05:45,880 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 102 transitions. [2024-11-13 21:05:45,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 21:05:45,881 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:45,881 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:45,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:45,883 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:45,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-13 21:05:46,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:46,768 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:47,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:47,221 INFO L255 TraceCheckSpWp]: Trace formula consists of 692 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 21:05:47,221 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:47,444 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:05:47,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-13 21:05:47,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:47,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 93 states and 106 transitions. [2024-11-13 21:05:47,800 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 106 transitions. [2024-11-13 21:05:47,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 21:05:47,801 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:47,801 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:47,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:47,805 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:47,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-13 21:05:48,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:48,690 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:49,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:49,148 INFO L255 TraceCheckSpWp]: Trace formula consists of 666 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 21:05:49,149 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:49,394 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:05:49,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-11-13 21:05:49,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:49,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 88 states and 100 transitions. [2024-11-13 21:05:49,767 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 100 transitions. [2024-11-13 21:05:49,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 21:05:49,767 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:49,767 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:49,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:49,769 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:49,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-13 21:05:50,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:50,244 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:50,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:50,676 INFO L255 TraceCheckSpWp]: Trace formula consists of 666 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:05:50,677 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:50,679 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:05:50,684 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 21:05:50,685 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Forceful destruction successful, exit code 0 [2024-11-13 21:05:50,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:50,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 87 states and 99 transitions. [2024-11-13 21:05:50,692 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 99 transitions. [2024-11-13 21:05:50,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 21:05:50,692 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:50,692 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:50,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:50,694 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:50,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-13 21:05:51,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:51,189 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:51,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:51,600 INFO L255 TraceCheckSpWp]: Trace formula consists of 661 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:05:51,601 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:51,603 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:05:51,608 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-11-13 21:05:51,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:51,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 86 states and 98 transitions. [2024-11-13 21:05:51,615 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 98 transitions. [2024-11-13 21:05:51,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 21:05:51,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:51,616 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:51,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:51,618 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:51,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-13 21:05:52,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:52,513 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:52,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:52,969 INFO L255 TraceCheckSpWp]: Trace formula consists of 667 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 21:05:52,970 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:53,003 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:05:53,011 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-11-13 21:05:53,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:53,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 88 states and 100 transitions. [2024-11-13 21:05:53,079 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 100 transitions. [2024-11-13 21:05:53,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 21:05:53,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:53,079 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:53,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:53,082 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:53,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-13 21:05:54,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:54,203 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:54,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:54,945 INFO L255 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 21:05:54,946 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:55,234 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:05:55,242 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-11-13 21:05:56,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:56,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 91 states and 103 transitions. [2024-11-13 21:05:56,029 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 103 transitions. [2024-11-13 21:05:56,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 21:05:56,029 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:56,029 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:56,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:56,033 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:56,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-13 21:05:57,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:57,000 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:57,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:57,496 INFO L255 TraceCheckSpWp]: Trace formula consists of 679 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 21:05:57,497 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:57,777 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:05:57,784 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-11-13 21:05:58,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:58,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 92 states and 104 transitions. [2024-11-13 21:05:58,549 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 104 transitions. [2024-11-13 21:05:58,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 21:05:58,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:58,549 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:58,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:58,553 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:58,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-13 21:05:59,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:59,164 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:59,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:59,741 INFO L255 TraceCheckSpWp]: Trace formula consists of 667 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:05:59,742 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:59,744 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:05:59,749 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-11-13 21:05:59,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:59,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 91 states and 103 transitions. [2024-11-13 21:05:59,758 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 103 transitions. [2024-11-13 21:05:59,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 21:05:59,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:59,759 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:59,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:59,761 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:59,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-13 21:06:00,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:00,357 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:00,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:00,765 INFO L255 TraceCheckSpWp]: Trace formula consists of 665 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:06:00,766 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:00,768 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:06:00,778 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Forceful destruction successful, exit code 0 [2024-11-13 21:06:00,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:00,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 90 states and 102 transitions. [2024-11-13 21:06:00,787 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 102 transitions. [2024-11-13 21:06:00,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 21:06:00,790 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:00,790 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:00,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:00,793 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:00,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-13 21:06:01,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:01,804 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:02,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:02,261 INFO L255 TraceCheckSpWp]: Trace formula consists of 680 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 21:06:02,262 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:02,305 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:06:02,312 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Forceful destruction successful, exit code 0 [2024-11-13 21:06:02,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:02,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 92 states and 104 transitions. [2024-11-13 21:06:02,369 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 104 transitions. [2024-11-13 21:06:02,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 21:06:02,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:02,369 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:02,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:02,374 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:02,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-13 21:06:03,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:03,004 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:03,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:03,422 INFO L255 TraceCheckSpWp]: Trace formula consists of 668 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:06:03,424 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:03,425 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:06:03,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-11-13 21:06:03,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:03,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 91 states and 103 transitions. [2024-11-13 21:06:03,437 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 103 transitions. [2024-11-13 21:06:03,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 21:06:03,438 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:03,438 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:03,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:03,440 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:03,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-13 21:06:04,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:04,081 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:04,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:04,529 INFO L255 TraceCheckSpWp]: Trace formula consists of 666 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 21:06:04,530 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:04,812 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:06:04,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-11-13 21:06:05,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:05,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 69 states and 74 transitions. [2024-11-13 21:06:05,127 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 74 transitions. [2024-11-13 21:06:05,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-13 21:06:05,127 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:05,127 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:05,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:05,129 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:05,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-11-13 21:06:06,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:06,283 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:06,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:06,833 INFO L255 TraceCheckSpWp]: Trace formula consists of 722 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:06:06,834 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:07,177 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:06:07,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-11-13 21:06:08,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:08,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 72 states and 77 transitions. [2024-11-13 21:06:08,099 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 77 transitions. [2024-11-13 21:06:08,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:06:08,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:08,099 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:08,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:08,103 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:08,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-11-13 21:06:09,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:09,260 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:09,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:09,898 INFO L255 TraceCheckSpWp]: Trace formula consists of 692 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:06:09,900 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:10,411 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-11-13 21:06:10,423 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-11-13 21:06:11,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:11,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 73 states and 79 transitions. [2024-11-13 21:06:11,580 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 79 transitions. [2024-11-13 21:06:11,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-13 21:06:11,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:11,581 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:11,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:11,582 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:11,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-11-13 21:06:12,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:12,811 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:13,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:13,382 INFO L255 TraceCheckSpWp]: Trace formula consists of 737 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:06:13,383 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:13,786 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:06:13,793 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-11-13 21:06:14,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:14,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 76 states and 82 transitions. [2024-11-13 21:06:14,759 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 82 transitions. [2024-11-13 21:06:14,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-13 21:06:14,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:14,759 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:14,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:14,761 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:14,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-11-13 21:06:15,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:15,980 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:16,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:16,478 INFO L255 TraceCheckSpWp]: Trace formula consists of 752 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 21:06:16,479 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:16,923 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:06:16,931 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-11-13 21:06:17,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:17,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 79 states and 85 transitions. [2024-11-13 21:06:17,940 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 85 transitions. [2024-11-13 21:06:17,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-13 21:06:17,941 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:17,941 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:17,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:17,944 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:17,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-11-13 21:06:19,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:19,297 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:19,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:19,975 INFO L255 TraceCheckSpWp]: Trace formula consists of 767 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:06:19,976 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:20,473 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:06:20,481 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Forceful destruction successful, exit code 0 [2024-11-13 21:06:21,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:21,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 82 states and 88 transitions. [2024-11-13 21:06:21,603 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 88 transitions. [2024-11-13 21:06:21,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-13 21:06:21,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:21,604 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:21,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:21,605 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:21,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-11-13 21:06:22,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:22,870 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:23,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:23,362 INFO L255 TraceCheckSpWp]: Trace formula consists of 782 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:06:23,364 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:23,901 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:06:23,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Forceful destruction successful, exit code 0 [2024-11-13 21:06:25,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:25,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 85 states and 91 transitions. [2024-11-13 21:06:25,079 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 91 transitions. [2024-11-13 21:06:25,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-13 21:06:25,080 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:25,080 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:25,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:25,081 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:25,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-11-13 21:06:26,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:26,393 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:26,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:26,956 INFO L255 TraceCheckSpWp]: Trace formula consists of 797 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:06:26,957 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:27,550 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:06:27,560 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-11-13 21:06:28,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:28,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 88 states and 94 transitions. [2024-11-13 21:06:28,867 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 94 transitions. [2024-11-13 21:06:28,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-13 21:06:28,867 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:28,867 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:28,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:28,869 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:28,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-11-13 21:06:30,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:30,259 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:30,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:30,785 INFO L255 TraceCheckSpWp]: Trace formula consists of 812 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:06:30,786 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:31,387 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:06:31,398 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-11-13 21:06:32,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:32,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 91 states and 97 transitions. [2024-11-13 21:06:32,779 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 97 transitions. [2024-11-13 21:06:32,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-13 21:06:32,780 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:32,780 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:32,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:32,782 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:32,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-11-13 21:06:34,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:34,419 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:34,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:35,018 INFO L255 TraceCheckSpWp]: Trace formula consists of 827 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 21:06:35,019 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:35,743 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:06:35,756 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-11-13 21:06:37,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:37,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 94 states and 100 transitions. [2024-11-13 21:06:37,290 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 100 transitions. [2024-11-13 21:06:37,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-13 21:06:37,291 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:37,291 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:37,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:37,293 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:37,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-11-13 21:06:38,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:38,762 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:39,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:39,300 INFO L255 TraceCheckSpWp]: Trace formula consists of 842 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:06:39,302 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:40,035 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 21:06:40,049 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-11-13 21:06:41,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:41,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 91 states and 95 transitions. [2024-11-13 21:06:41,618 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 95 transitions. [2024-11-13 21:06:41,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-13 21:06:41,619 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:41,619 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:41,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:41,621 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:41,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-11-13 21:06:43,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:43,171 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:43,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:43,693 INFO L255 TraceCheckSpWp]: Trace formula consists of 831 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 21:06:43,694 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:44,488 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2024-11-13 21:06:44,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-11-13 21:07:03,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:03,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 124 states and 129 transitions. [2024-11-13 21:07:03,467 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 129 transitions. [2024-11-13 21:07:03,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-13 21:07:03,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:03,468 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:07:03,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:07:03,470 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:07:03,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-11-13 21:07:05,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:05,181 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:07:05,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:05,836 INFO L255 TraceCheckSpWp]: Trace formula consists of 878 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:07:05,838 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:07:06,730 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:07:06,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (44)] Forceful destruction successful, exit code 0 [2024-11-13 21:07:08,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:08,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 125 states and 130 transitions. [2024-11-13 21:07:08,916 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 130 transitions. [2024-11-13 21:07:08,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-13 21:07:08,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:08,917 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:07:08,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:07:08,920 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:07:08,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-11-13 21:07:10,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:10,737 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:07:11,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:11,317 INFO L255 TraceCheckSpWp]: Trace formula consists of 879 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:07:11,319 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:07:11,427 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:07:11,444 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-11-13 21:07:11,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:11,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 127 states and 132 transitions. [2024-11-13 21:07:11,529 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 132 transitions. [2024-11-13 21:07:11,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-13 21:07:11,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:11,530 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:07:11,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:07:11,532 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:07:11,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-11-13 21:07:13,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:13,316 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:07:13,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:13,990 INFO L255 TraceCheckSpWp]: Trace formula consists of 891 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 21:07:13,991 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:07:14,838 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:07:14,855 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (46)] Forceful destruction successful, exit code 0 [2024-11-13 21:07:16,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:16,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 128 states and 133 transitions. [2024-11-13 21:07:16,925 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 133 transitions. [2024-11-13 21:07:16,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-13 21:07:16,925 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:16,925 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:07:16,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:07:16,927 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:07:16,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-11-13 21:07:18,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:18,709 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:07:19,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:19,424 INFO L255 TraceCheckSpWp]: Trace formula consists of 892 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:07:19,425 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:07:19,547 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:07:19,565 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-11-13 21:07:19,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:19,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 130 states and 135 transitions. [2024-11-13 21:07:19,687 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 135 transitions. [2024-11-13 21:07:19,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-13 21:07:19,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:19,688 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:07:19,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:07:19,690 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:07:19,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-11-13 21:07:21,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:21,581 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:07:22,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:22,294 INFO L255 TraceCheckSpWp]: Trace formula consists of 904 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 21:07:22,296 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:07:23,184 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:07:23,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-11-13 21:07:25,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:25,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 131 states and 136 transitions. [2024-11-13 21:07:25,354 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 136 transitions. [2024-11-13 21:07:25,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-13 21:07:25,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:25,355 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:07:25,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:07:25,357 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:07:25,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-11-13 21:07:27,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:27,231 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:07:27,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:27,801 INFO L255 TraceCheckSpWp]: Trace formula consists of 905 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 21:07:27,802 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:07:27,967 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:07:27,987 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-11-13 21:07:28,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:28,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 133 states and 138 transitions. [2024-11-13 21:07:28,062 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 138 transitions. [2024-11-13 21:07:28,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-13 21:07:28,062 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:28,062 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:07:28,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:07:28,066 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:07:28,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-11-13 21:07:30,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:30,130 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:07:30,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:30,812 INFO L255 TraceCheckSpWp]: Trace formula consists of 917 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:07:30,813 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:07:31,798 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:07:31,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-11-13 21:07:33,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:33,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 134 states and 139 transitions. [2024-11-13 21:07:33,952 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 139 transitions. [2024-11-13 21:07:33,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-13 21:07:33,953 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:33,953 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:07:33,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:07:33,955 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:07:33,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-11-13 21:07:35,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:35,947 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:07:36,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:36,626 INFO L255 TraceCheckSpWp]: Trace formula consists of 918 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:07:36,627 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:07:36,799 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:07:36,828 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-11-13 21:07:36,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:36,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 136 states and 141 transitions. [2024-11-13 21:07:36,913 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 141 transitions. [2024-11-13 21:07:36,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-13 21:07:36,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:36,913 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:07:36,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:07:36,915 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:07:36,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-11-13 21:07:38,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:38,935 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:07:39,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:39,719 INFO L255 TraceCheckSpWp]: Trace formula consists of 930 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:07:39,721 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:07:40,686 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:07:40,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-11-13 21:07:42,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:42,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 137 states and 142 transitions. [2024-11-13 21:07:42,864 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 142 transitions. [2024-11-13 21:07:42,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-13 21:07:42,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:42,865 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:07:42,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:07:42,866 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:07:42,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-11-13 21:07:44,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:44,876 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:07:45,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:45,441 INFO L255 TraceCheckSpWp]: Trace formula consists of 931 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:07:45,442 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:07:45,630 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:07:45,650 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (53)] Forceful destruction successful, exit code 0 [2024-11-13 21:07:45,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:45,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 139 states and 144 transitions. [2024-11-13 21:07:45,722 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 144 transitions. [2024-11-13 21:07:45,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-13 21:07:45,722 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:45,722 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:07:45,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:07:45,724 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:07:45,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-11-13 21:07:47,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:47,834 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:07:48,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:48,531 INFO L255 TraceCheckSpWp]: Trace formula consists of 943 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:07:48,532 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:07:49,639 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:07:49,667 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (54)] Forceful destruction successful, exit code 0 [2024-11-13 21:07:52,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:52,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 140 states and 145 transitions. [2024-11-13 21:07:52,047 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 145 transitions. [2024-11-13 21:07:52,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-13 21:07:52,048 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:52,048 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:07:52,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:07:52,051 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:07:52,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-11-13 21:07:54,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:54,259 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:07:54,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:54,917 INFO L255 TraceCheckSpWp]: Trace formula consists of 944 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:07:54,919 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:07:55,159 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:07:55,181 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2024-11-13 21:07:55,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:55,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 142 states and 147 transitions. [2024-11-13 21:07:55,277 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 147 transitions. [2024-11-13 21:07:55,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-13 21:07:55,277 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:55,277 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:07:55,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:07:55,281 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:07:55,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-11-13 21:07:57,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:57,638 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:07:58,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:58,462 INFO L255 TraceCheckSpWp]: Trace formula consists of 956 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:07:58,463 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:07:59,590 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:07:59,616 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (56)] Forceful destruction successful, exit code 0 [2024-11-13 21:08:02,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:02,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 143 states and 148 transitions. [2024-11-13 21:08:02,179 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 148 transitions. [2024-11-13 21:08:02,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-13 21:08:02,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:02,180 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:08:02,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:08:02,185 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:08:02,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-11-13 21:08:04,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:04,383 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:08:04,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:04,981 INFO L255 TraceCheckSpWp]: Trace formula consists of 957 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 21:08:04,982 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:08:05,244 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:08:05,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2024-11-13 21:08:05,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:05,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 145 states and 150 transitions. [2024-11-13 21:08:05,349 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 150 transitions. [2024-11-13 21:08:05,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-13 21:08:05,349 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:05,349 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:08:05,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:08:05,353 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:08:05,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-11-13 21:08:07,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:07,688 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:08:08,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:08,390 INFO L255 TraceCheckSpWp]: Trace formula consists of 969 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:08:08,392 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:08:09,548 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:08:09,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2024-11-13 21:08:12,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:12,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 146 states and 151 transitions. [2024-11-13 21:08:12,256 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 151 transitions. [2024-11-13 21:08:12,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-13 21:08:12,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:12,256 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:08:12,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:08:12,261 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:08:12,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-11-13 21:08:14,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:14,626 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:08:15,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:15,300 INFO L255 TraceCheckSpWp]: Trace formula consists of 970 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 21:08:15,301 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:08:15,592 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:08:15,618 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (59)] Ended with exit code 0 [2024-11-13 21:08:15,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:15,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 148 states and 153 transitions. [2024-11-13 21:08:15,699 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 153 transitions. [2024-11-13 21:08:15,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-13 21:08:15,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:15,699 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:08:15,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:08:15,701 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:08:15,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-11-13 21:08:18,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:18,164 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:08:18,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:18,874 INFO L255 TraceCheckSpWp]: Trace formula consists of 1017 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 21:08:18,875 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:08:20,715 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 0 proven. 324 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-13 21:08:20,745 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (60)] Ended with exit code 0 [2024-11-13 21:08:54,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:54,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 182 states and 188 transitions. [2024-11-13 21:08:54,244 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 188 transitions. [2024-11-13 21:08:54,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-13 21:08:54,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:54,245 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:08:54,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:08:54,247 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:08:54,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-11-13 21:08:56,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:56,760 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:08:57,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:57,453 INFO L255 TraceCheckSpWp]: Trace formula consists of 982 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:08:57,454 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:08:58,893 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:08:58,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2024-11-13 21:09:02,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:02,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 183 states and 189 transitions. [2024-11-13 21:09:02,381 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 189 transitions. [2024-11-13 21:09:02,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-13 21:09:02,381 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:02,381 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:09:02,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:09:02,385 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:09:02,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-11-13 21:09:04,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:04,930 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:09:05,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:05,533 INFO L255 TraceCheckSpWp]: Trace formula consists of 983 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:09:05,534 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:09:05,856 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:09:05,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (62)] Forceful destruction successful, exit code 0 [2024-11-13 21:09:05,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:05,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 185 states and 191 transitions. [2024-11-13 21:09:05,966 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 191 transitions. [2024-11-13 21:09:05,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-13 21:09:05,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:05,966 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:09:05,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:09:05,968 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:09:05,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-11-13 21:09:08,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:08,598 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:09:09,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:09,289 INFO L255 TraceCheckSpWp]: Trace formula consists of 995 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 21:09:09,290 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:09:10,795 INFO L134 CoverageAnalysis]: Checked inductivity of 467 backedges. 0 proven. 176 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:09:10,823 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (63)] Ended with exit code 0 [2024-11-13 21:09:14,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:14,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 186 states and 192 transitions. [2024-11-13 21:09:14,227 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 192 transitions. [2024-11-13 21:09:14,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-13 21:09:14,228 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:14,228 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:09:14,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:09:14,232 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:09:14,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-11-13 21:09:16,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:16,833 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:09:17,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:17,523 INFO L255 TraceCheckSpWp]: Trace formula consists of 996 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 21:09:17,524 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:09:17,877 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:09:17,906 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (64)] Ended with exit code 0 [2024-11-13 21:09:17,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:17,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 188 states and 194 transitions. [2024-11-13 21:09:17,994 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 194 transitions. [2024-11-13 21:09:17,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-13 21:09:17,994 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:17,994 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:09:17,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:09:17,997 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:09:18,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-11-13 21:09:20,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:20,760 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:09:21,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:21,441 INFO L255 TraceCheckSpWp]: Trace formula consists of 1008 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 21:09:21,443 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:09:23,030 INFO L134 CoverageAnalysis]: Checked inductivity of 501 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:09:23,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (65)] Forceful destruction successful, exit code 0 [2024-11-13 21:09:26,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:26,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 189 states and 195 transitions. [2024-11-13 21:09:26,580 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 195 transitions. [2024-11-13 21:09:26,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-13 21:09:26,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:26,581 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:09:26,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:09:26,584 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:09:26,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-11-13 21:09:29,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:29,320 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:09:29,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:29,978 INFO L255 TraceCheckSpWp]: Trace formula consists of 1009 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 21:09:29,980 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:09:30,365 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:09:30,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (66)] Forceful destruction successful, exit code 0 [2024-11-13 21:09:30,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:30,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 191 states and 197 transitions. [2024-11-13 21:09:30,509 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 197 transitions. [2024-11-13 21:09:30,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-13 21:09:30,510 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:30,510 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:09:30,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:09:30,512 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:09:30,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-11-13 21:09:33,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:33,311 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:09:33,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:34,019 INFO L255 TraceCheckSpWp]: Trace formula consists of 1021 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 21:09:34,020 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:09:35,619 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:09:35,650 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (67)] Ended with exit code 0 [2024-11-13 21:09:39,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:39,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 192 states and 198 transitions. [2024-11-13 21:09:39,265 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 198 transitions. [2024-11-13 21:09:39,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-13 21:09:39,265 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:39,265 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:09:39,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:09:39,267 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:09:39,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-11-13 21:09:42,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:42,184 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:09:42,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:42,893 INFO L255 TraceCheckSpWp]: Trace formula consists of 1022 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 21:09:42,895 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:09:43,360 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:09:43,391 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (68)] Ended with exit code 0 [2024-11-13 21:09:43,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:43,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 194 states and 200 transitions. [2024-11-13 21:09:43,498 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 200 transitions. [2024-11-13 21:09:43,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-11-13 21:09:43,498 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:43,498 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:09:43,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:09:43,502 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:09:43,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-11-13 21:09:46,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:46,434 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:09:47,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:47,149 INFO L255 TraceCheckSpWp]: Trace formula consists of 1034 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 21:09:47,150 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:09:48,823 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 0 proven. 287 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:09:48,854 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (69)] Ended with exit code 0 [2024-11-13 21:09:52,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:52,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 195 states and 201 transitions. [2024-11-13 21:09:52,623 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 201 transitions. [2024-11-13 21:09:52,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-13 21:09:52,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:52,623 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:09:52,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:09:52,629 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:09:52,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-11-13 21:09:55,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:55,628 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:09:56,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:56,247 INFO L255 TraceCheckSpWp]: Trace formula consists of 1035 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 21:09:56,248 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:09:56,750 INFO L134 CoverageAnalysis]: Checked inductivity of 606 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:09:56,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (70)] Forceful destruction successful, exit code 0 [2024-11-13 21:09:56,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:56,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 197 states and 203 transitions. [2024-11-13 21:09:56,908 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 203 transitions. [2024-11-13 21:09:56,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-13 21:09:56,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:56,909 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:09:56,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:09:56,913 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:09:56,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-11-13 21:10:00,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:10:00,034 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:10:00,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:10:00,731 INFO L255 TraceCheckSpWp]: Trace formula consists of 1047 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 21:10:00,733 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:10:02,674 INFO L134 CoverageAnalysis]: Checked inductivity of 621 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:10:02,709 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (71)] Forceful destruction successful, exit code 0 [2024-11-13 21:10:06,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:10:06,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 198 states and 204 transitions. [2024-11-13 21:10:06,863 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 204 transitions. [2024-11-13 21:10:06,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 21:10:06,864 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:10:06,864 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:10:06,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:10:06,866 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:10:06,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-11-13 21:10:10,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:10:10,123 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:10:10,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:10:10,865 INFO L255 TraceCheckSpWp]: Trace formula consists of 1048 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 21:10:10,867 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:10:11,317 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:10:11,349 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (72)] Ended with exit code 0 [2024-11-13 21:10:11,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:10:11,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 200 states and 206 transitions. [2024-11-13 21:10:11,448 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 206 transitions. [2024-11-13 21:10:11,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-13 21:10:11,449 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:10:11,449 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:10:11,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:10:11,451 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:10:11,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-11-13 21:10:14,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:10:14,653 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:10:15,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:10:15,378 INFO L255 TraceCheckSpWp]: Trace formula consists of 1060 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 21:10:15,379 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:10:17,252 INFO L134 CoverageAnalysis]: Checked inductivity of 667 backedges. 0 proven. 376 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:10:17,292 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (73)] Forceful destruction successful, exit code 0 [2024-11-13 21:10:21,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:10:21,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 201 states and 207 transitions. [2024-11-13 21:10:21,325 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 207 transitions. [2024-11-13 21:10:21,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-13 21:10:21,326 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:10:21,326 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:10:21,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:10:21,327 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:10:21,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2024-11-13 21:10:24,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:10:24,677 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:10:25,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:10:25,317 INFO L255 TraceCheckSpWp]: Trace formula consists of 1061 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 21:10:25,319 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:10:25,849 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:10:25,888 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (74)] Ended with exit code 0 [2024-11-13 21:10:25,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:10:25,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 203 states and 209 transitions. [2024-11-13 21:10:25,983 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 209 transitions. [2024-11-13 21:10:25,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-13 21:10:25,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:10:25,984 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:10:25,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:10:25,988 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:10:25,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2024-11-13 21:10:29,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:10:29,458 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:10:30,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:10:30,257 INFO L255 TraceCheckSpWp]: Trace formula consists of 1073 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 21:10:30,258 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:10:32,173 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 0 proven. 425 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:10:32,210 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (75)] Ended with exit code 0 [2024-11-13 21:10:36,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:10:36,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 204 states and 210 transitions. [2024-11-13 21:10:36,636 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 210 transitions. [2024-11-13 21:10:36,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-13 21:10:36,637 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:10:36,637 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:10:36,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:10:36,639 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:10:36,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (76)] Waiting until timeout for monitored process [2024-11-13 21:10:40,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:10:40,049 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:10:40,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:10:40,757 INFO L255 TraceCheckSpWp]: Trace formula consists of 1074 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 21:10:40,760 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:10:41,340 INFO L134 CoverageAnalysis]: Checked inductivity of 750 backedges. 0 proven. 459 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:10:41,383 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (76)] Ended with exit code 0 [2024-11-13 21:10:41,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:10:41,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 206 states and 212 transitions. [2024-11-13 21:10:41,475 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 212 transitions. [2024-11-13 21:10:41,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-13 21:10:41,476 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:10:41,476 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:10:41,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:10:41,477 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:10:41,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (77)] Waiting until timeout for monitored process [2024-11-13 21:10:45,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:10:45,001 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:10:45,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:10:45,739 INFO L255 TraceCheckSpWp]: Trace formula consists of 1086 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 21:10:45,741 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:10:47,614 INFO L134 CoverageAnalysis]: Checked inductivity of 768 backedges. 0 proven. 477 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:10:47,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (77)] Ended with exit code 0 [2024-11-13 21:10:52,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:10:52,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 207 states and 213 transitions. [2024-11-13 21:10:52,308 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 213 transitions. [2024-11-13 21:10:52,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-13 21:10:52,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:10:52,308 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:10:52,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:10:52,311 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:10:52,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (78)] Waiting until timeout for monitored process [2024-11-13 21:10:55,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:10:55,897 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:10:56,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:10:56,501 INFO L255 TraceCheckSpWp]: Trace formula consists of 1087 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 21:10:56,503 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:10:57,041 INFO L134 CoverageAnalysis]: Checked inductivity of 804 backedges. 0 proven. 513 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:10:57,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (78)] Forceful destruction successful, exit code 0 [2024-11-13 21:10:57,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:10:57,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 209 states and 215 transitions. [2024-11-13 21:10:57,164 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 215 transitions. [2024-11-13 21:10:57,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-13 21:10:57,165 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:10:57,165 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:10:57,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:10:57,166 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:10:57,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (79)] Waiting until timeout for monitored process [2024-11-13 21:11:00,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:11:00,888 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:11:01,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:11:01,596 INFO L255 TraceCheckSpWp]: Trace formula consists of 1099 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 21:11:01,597 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:11:03,749 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 0 proven. 532 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:11:03,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (79)] Forceful destruction successful, exit code 0 [2024-11-13 21:11:08,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:11:08,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 210 states and 216 transitions. [2024-11-13 21:11:08,222 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 216 transitions. [2024-11-13 21:11:08,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-13 21:11:08,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:11:08,223 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:11:08,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:11:08,225 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:11:08,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (80)] Waiting until timeout for monitored process [2024-11-13 21:11:11,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:11:11,948 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:11:12,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:11:12,673 INFO L255 TraceCheckSpWp]: Trace formula consists of 1100 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-13 21:11:12,675 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:11:13,407 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:11:13,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (80)] Forceful destruction successful, exit code 0 [2024-11-13 21:11:13,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:11:13,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 212 states and 218 transitions. [2024-11-13 21:11:13,587 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 218 transitions. [2024-11-13 21:11:13,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-13 21:11:13,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:11:13,588 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:11:13,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:11:13,590 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:11:13,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (81)] Waiting until timeout for monitored process [2024-11-13 21:11:17,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:11:17,444 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:11:18,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:11:18,140 INFO L255 TraceCheckSpWp]: Trace formula consists of 1112 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 21:11:18,141 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:11:20,331 INFO L134 CoverageAnalysis]: Checked inductivity of 881 backedges. 0 proven. 590 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:11:20,356 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (81)] Ended with exit code 0 [2024-11-13 21:11:24,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:11:24,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 213 states and 219 transitions. [2024-11-13 21:11:24,854 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 219 transitions. [2024-11-13 21:11:24,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-13 21:11:24,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:11:24,855 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:11:24,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:11:24,857 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:11:24,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (82)] Waiting until timeout for monitored process [2024-11-13 21:11:28,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:11:28,697 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:11:29,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:11:29,301 INFO L255 TraceCheckSpWp]: Trace formula consists of 1113 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 21:11:29,302 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:11:29,974 INFO L134 CoverageAnalysis]: Checked inductivity of 921 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:11:29,998 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (82)] Forceful destruction successful, exit code 0 [2024-11-13 21:11:30,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:11:30,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 215 states and 221 transitions. [2024-11-13 21:11:30,085 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 221 transitions. [2024-11-13 21:11:30,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-13 21:11:30,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:11:30,086 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:11:30,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:11:30,088 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:11:30,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (83)] Waiting until timeout for monitored process [2024-11-13 21:11:34,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:11:34,039 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:11:34,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:11:34,649 INFO L255 TraceCheckSpWp]: Trace formula consists of 1203 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:11:34,650 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:11:37,148 INFO L134 CoverageAnalysis]: Checked inductivity of 1552 backedges. 0 proven. 972 refuted. 0 times theorem prover too weak. 580 trivial. 0 not checked. [2024-11-13 21:11:37,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (83)] Ended with exit code 0 [2024-11-13 21:12:25,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:12:25,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 249 states and 256 transitions. [2024-11-13 21:12:25,404 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 256 transitions. [2024-11-13 21:12:25,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-13 21:12:25,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:12:25,405 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:12:25,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:12:25,407 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:12:25,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (84)] Waiting until timeout for monitored process [2024-11-13 21:12:29,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:12:29,340 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:12:29,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:12:30,055 INFO L255 TraceCheckSpWp]: Trace formula consists of 1125 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 21:12:30,056 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:12:32,406 INFO L134 CoverageAnalysis]: Checked inductivity of 942 backedges. 0 proven. 651 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:12:32,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (84)] Ended with exit code 0 [2024-11-13 21:12:37,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:12:37,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 250 states and 257 transitions. [2024-11-13 21:12:37,571 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 257 transitions. [2024-11-13 21:12:37,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-13 21:12:37,572 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:12:37,572 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:12:37,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:12:37,576 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:12:37,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (85)] Waiting until timeout for monitored process [2024-11-13 21:12:41,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:12:41,627 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:12:42,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:12:42,320 INFO L255 TraceCheckSpWp]: Trace formula consists of 1126 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-13 21:12:42,321 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:12:43,012 INFO L134 CoverageAnalysis]: Checked inductivity of 984 backedges. 0 proven. 693 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:12:43,038 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (85)] Forceful destruction successful, exit code 0 [2024-11-13 21:12:43,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:12:43,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 252 states and 259 transitions. [2024-11-13 21:12:43,135 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 259 transitions. [2024-11-13 21:12:43,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-13 21:12:43,135 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:12:43,135 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:12:43,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:12:43,140 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:12:43,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (86)] Waiting until timeout for monitored process [2024-11-13 21:12:47,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:12:47,195 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:12:47,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:12:47,857 INFO L255 TraceCheckSpWp]: Trace formula consists of 1138 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 21:12:47,859 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:12:50,348 INFO L134 CoverageAnalysis]: Checked inductivity of 1006 backedges. 0 proven. 715 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:12:50,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (86)] Ended with exit code 0 [2024-11-13 21:12:55,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:12:55,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 253 states and 260 transitions. [2024-11-13 21:12:55,675 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 260 transitions. [2024-11-13 21:12:55,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-13 21:12:55,676 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:12:55,676 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:12:55,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:12:55,677 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:12:55,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (87)] Waiting until timeout for monitored process [2024-11-13 21:12:59,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:12:59,807 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:13:00,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:00,502 INFO L255 TraceCheckSpWp]: Trace formula consists of 1139 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 21:13:00,504 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:13:01,223 INFO L134 CoverageAnalysis]: Checked inductivity of 1050 backedges. 0 proven. 759 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:13:01,249 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (87)] Ended with exit code 0 [2024-11-13 21:13:01,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:01,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 255 states and 262 transitions. [2024-11-13 21:13:01,343 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 262 transitions. [2024-11-13 21:13:01,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-13 21:13:01,343 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:01,343 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:13:01,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:13:01,345 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:13:01,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (88)] Waiting until timeout for monitored process [2024-11-13 21:13:05,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:05,556 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:13:06,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:06,231 INFO L255 TraceCheckSpWp]: Trace formula consists of 1151 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-13 21:13:06,232 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:13:08,714 INFO L134 CoverageAnalysis]: Checked inductivity of 1073 backedges. 0 proven. 782 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:13:08,740 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (88)] Ended with exit code 0 [2024-11-13 21:13:14,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:14,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 256 states and 263 transitions. [2024-11-13 21:13:14,156 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 263 transitions. [2024-11-13 21:13:14,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-13 21:13:14,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:14,156 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:13:14,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:13:14,158 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:13:14,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (89)] Waiting until timeout for monitored process [2024-11-13 21:13:18,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:18,480 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:13:19,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:19,158 INFO L255 TraceCheckSpWp]: Trace formula consists of 1152 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-13 21:13:19,159 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:13:19,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1119 backedges. 0 proven. 828 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:13:19,975 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (89)] Ended with exit code 0 [2024-11-13 21:13:20,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:20,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 258 states and 265 transitions. [2024-11-13 21:13:20,068 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 265 transitions. [2024-11-13 21:13:20,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-13 21:13:20,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:20,069 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:13:20,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:13:20,071 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:13:20,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (90)] Waiting until timeout for monitored process [2024-11-13 21:13:24,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:24,473 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:13:25,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:25,120 INFO L255 TraceCheckSpWp]: Trace formula consists of 1164 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-13 21:13:25,121 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:13:27,710 INFO L134 CoverageAnalysis]: Checked inductivity of 1143 backedges. 0 proven. 852 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:13:27,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (90)] Ended with exit code 0 [2024-11-13 21:13:33,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:33,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 259 states and 266 transitions. [2024-11-13 21:13:33,359 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 266 transitions. [2024-11-13 21:13:33,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-13 21:13:33,359 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:33,359 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:13:33,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:13:33,361 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:13:33,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (91)] Waiting until timeout for monitored process [2024-11-13 21:13:37,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:37,771 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:13:38,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:38,358 INFO L255 TraceCheckSpWp]: Trace formula consists of 1165 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-13 21:13:38,359 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:13:39,158 INFO L134 CoverageAnalysis]: Checked inductivity of 1191 backedges. 0 proven. 900 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:13:39,186 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (91)] Ended with exit code 0 [2024-11-13 21:13:39,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:39,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 261 states and 268 transitions. [2024-11-13 21:13:39,284 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 268 transitions. [2024-11-13 21:13:39,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-13 21:13:39,284 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:39,285 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:13:39,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:13:39,288 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:13:39,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (92)] Waiting until timeout for monitored process [2024-11-13 21:13:43,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:43,803 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:13:44,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:44,439 INFO L255 TraceCheckSpWp]: Trace formula consists of 1177 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-13 21:13:44,440 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:13:47,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1216 backedges. 0 proven. 925 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:13:47,195 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (92)] Ended with exit code 0 [2024-11-13 21:13:52,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:52,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 262 states and 269 transitions. [2024-11-13 21:13:52,914 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 269 transitions. [2024-11-13 21:13:52,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-13 21:13:52,915 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:52,915 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:13:52,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:13:52,917 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:13:52,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (93)] Waiting until timeout for monitored process [2024-11-13 21:13:57,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:57,479 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:13:58,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:58,110 INFO L255 TraceCheckSpWp]: Trace formula consists of 1178 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-13 21:13:58,112 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:13:58,963 INFO L134 CoverageAnalysis]: Checked inductivity of 1266 backedges. 0 proven. 975 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:13:58,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (93)] Forceful destruction successful, exit code 0 [2024-11-13 21:13:59,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:59,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 264 states and 271 transitions. [2024-11-13 21:13:59,087 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 271 transitions. [2024-11-13 21:13:59,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-13 21:13:59,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:59,088 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:13:59,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:13:59,089 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:13:59,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (94)] Waiting until timeout for monitored process [2024-11-13 21:14:03,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:03,744 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:14:04,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:04,501 INFO L255 TraceCheckSpWp]: Trace formula consists of 1190 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-13 21:14:04,503 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:14:07,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1292 backedges. 0 proven. 1001 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:14:07,246 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (94)] Ended with exit code 0 [2024-11-13 21:14:13,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:14:13,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 265 states and 272 transitions. [2024-11-13 21:14:13,030 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 272 transitions. [2024-11-13 21:14:13,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-13 21:14:13,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:14:13,031 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:14:13,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:14:13,032 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:14:13,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (95)] Waiting until timeout for monitored process [2024-11-13 21:14:17,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:17,729 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:14:18,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:18,304 INFO L255 TraceCheckSpWp]: Trace formula consists of 1191 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-13 21:14:18,306 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:14:19,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1344 backedges. 0 proven. 1053 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:14:19,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (95)] Ended with exit code 0 [2024-11-13 21:14:19,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:14:19,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 267 states and 274 transitions. [2024-11-13 21:14:19,298 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 274 transitions. [2024-11-13 21:14:19,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-13 21:14:19,299 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:14:19,299 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:14:19,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:14:19,301 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:14:19,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (96)] Waiting until timeout for monitored process [2024-11-13 21:14:24,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:24,155 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:14:24,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:24,779 INFO L255 TraceCheckSpWp]: Trace formula consists of 1203 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 21:14:24,781 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:14:27,527 INFO L134 CoverageAnalysis]: Checked inductivity of 1371 backedges. 0 proven. 1080 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:14:27,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (96)] Ended with exit code 0 [2024-11-13 21:14:33,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:14:33,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 268 states and 275 transitions. [2024-11-13 21:14:33,446 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 275 transitions. [2024-11-13 21:14:33,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-13 21:14:33,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:14:33,447 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:14:33,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:14:33,448 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:14:33,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (97)] Waiting until timeout for monitored process [2024-11-13 21:14:38,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:38,305 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:14:38,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:38,930 INFO L255 TraceCheckSpWp]: Trace formula consists of 1204 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-13 21:14:38,932 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:14:39,905 INFO L134 CoverageAnalysis]: Checked inductivity of 1425 backedges. 0 proven. 1134 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:14:39,936 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (97)] Forceful destruction successful, exit code 0 [2024-11-13 21:14:40,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:14:40,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 270 states and 277 transitions. [2024-11-13 21:14:40,118 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 277 transitions. [2024-11-13 21:14:40,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-13 21:14:40,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:14:40,119 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:14:40,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:14:40,123 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:14:40,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (98)] Waiting until timeout for monitored process [2024-11-13 21:14:45,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:45,079 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:14:45,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:45,737 INFO L255 TraceCheckSpWp]: Trace formula consists of 1216 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 21:14:45,739 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:14:48,569 INFO L134 CoverageAnalysis]: Checked inductivity of 1453 backedges. 0 proven. 1162 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:14:48,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (98)] Ended with exit code 0 [2024-11-13 21:14:54,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:14:54,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 271 states and 278 transitions. [2024-11-13 21:14:54,739 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 278 transitions. [2024-11-13 21:14:54,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-13 21:14:54,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:14:54,740 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:14:54,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:14:54,743 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:14:54,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (99)] Waiting until timeout for monitored process [2024-11-13 21:14:59,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:59,816 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:15:00,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:00,385 INFO L255 TraceCheckSpWp]: Trace formula consists of 1217 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 21:15:00,387 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:15:01,357 INFO L134 CoverageAnalysis]: Checked inductivity of 1509 backedges. 0 proven. 1218 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:15:01,390 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (99)] Forceful destruction successful, exit code 0 [2024-11-13 21:15:01,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:15:01,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 273 states and 280 transitions. [2024-11-13 21:15:01,492 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 280 transitions. [2024-11-13 21:15:01,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-13 21:15:01,492 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:15:01,492 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:15:01,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:15:01,494 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:15:01,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (100)] Waiting until timeout for monitored process [2024-11-13 21:15:06,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:06,593 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:15:07,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:07,249 INFO L255 TraceCheckSpWp]: Trace formula consists of 1229 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-13 21:15:07,251 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:15:10,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1538 backedges. 0 proven. 1247 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:15:10,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (100)] Ended with exit code 0 [2024-11-13 21:15:16,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:15:16,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 274 states and 281 transitions. [2024-11-13 21:15:16,548 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 281 transitions. [2024-11-13 21:15:16,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-13 21:15:16,548 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:15:16,548 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:15:16,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:15:16,551 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:15:16,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (101)] Waiting until timeout for monitored process [2024-11-13 21:15:21,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:21,790 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:15:22,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:22,413 INFO L255 TraceCheckSpWp]: Trace formula consists of 1230 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-13 21:15:22,415 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:15:23,428 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1305 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:15:23,462 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (101)] Ended with exit code 0 [2024-11-13 21:15:23,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:15:23,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 276 states and 283 transitions. [2024-11-13 21:15:23,564 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 283 transitions. [2024-11-13 21:15:23,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-13 21:15:23,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:15:23,565 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:15:23,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:15:23,569 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:15:23,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (102)] Waiting until timeout for monitored process [2024-11-13 21:15:28,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:28,835 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:15:29,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:29,512 INFO L255 TraceCheckSpWp]: Trace formula consists of 1242 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-13 21:15:29,514 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:15:32,575 INFO L134 CoverageAnalysis]: Checked inductivity of 1626 backedges. 0 proven. 1335 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:15:32,608 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (102)] Forceful destruction successful, exit code 0 [2024-11-13 21:15:39,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:15:39,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 277 states and 284 transitions. [2024-11-13 21:15:39,053 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 284 transitions. [2024-11-13 21:15:39,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-13 21:15:39,053 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:15:39,053 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:15:39,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:15:39,056 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:15:39,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (103)] Waiting until timeout for monitored process [2024-11-13 21:15:44,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:44,426 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:15:44,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:45,017 INFO L255 TraceCheckSpWp]: Trace formula consists of 1243 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-13 21:15:45,020 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:15:46,038 INFO L134 CoverageAnalysis]: Checked inductivity of 1686 backedges. 0 proven. 1395 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:15:46,071 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (103)] Ended with exit code 0 [2024-11-13 21:15:46,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:15:46,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 279 states and 286 transitions. [2024-11-13 21:15:46,173 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 286 transitions. [2024-11-13 21:15:46,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-13 21:15:46,174 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:15:46,174 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:15:46,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:15:46,180 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:15:46,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (104)] Waiting until timeout for monitored process [2024-11-13 21:15:51,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:51,669 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:15:52,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:52,296 INFO L255 TraceCheckSpWp]: Trace formula consists of 1255 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 21:15:52,298 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:15:55,421 INFO L134 CoverageAnalysis]: Checked inductivity of 1717 backedges. 0 proven. 1426 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:15:55,455 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (104)] Ended with exit code 0 [2024-11-13 21:16:02,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:16:02,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 280 states and 287 transitions. [2024-11-13 21:16:02,040 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 287 transitions. [2024-11-13 21:16:02,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-13 21:16:02,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:16:02,040 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:16:02,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:16:02,043 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:16:02,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (105)] Waiting until timeout for monitored process [2024-11-13 21:16:07,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:16:07,742 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:16:08,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:16:08,376 INFO L255 TraceCheckSpWp]: Trace formula consists of 1256 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 21:16:08,378 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:16:09,463 INFO L134 CoverageAnalysis]: Checked inductivity of 1779 backedges. 0 proven. 1488 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:16:09,500 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (105)] Ended with exit code 0 [2024-11-13 21:16:09,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:16:09,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 282 states and 289 transitions. [2024-11-13 21:16:09,649 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 289 transitions. [2024-11-13 21:16:09,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-13 21:16:09,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:16:09,650 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:16:09,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:16:09,653 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:16:09,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (106)] Waiting until timeout for monitored process [2024-11-13 21:16:15,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:16:15,328 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:16:15,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:16:15,979 INFO L255 TraceCheckSpWp]: Trace formula consists of 1268 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 21:16:15,981 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:16:19,151 INFO L134 CoverageAnalysis]: Checked inductivity of 1811 backedges. 0 proven. 1520 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-13 21:16:19,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82ad3c7b-7cb5-4cda-a201-f5e0e62268bf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (106)] Forceful destruction successful, exit code 0