./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array26_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/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_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array26_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 56ad35a361c83538323b9be55683beef9c8271c8f67221c1a0924c8496da71d0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:19:09,353 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:19:09,462 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:19:09,468 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:19:09,468 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:19:09,502 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:19:09,503 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:19:09,503 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:19:09,504 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:19:09,504 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:19:09,505 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:19:09,506 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:19:09,506 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:19:09,506 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:19:09,506 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:19:09,506 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:19:09,506 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:19:09,506 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:19:09,507 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:19:09,507 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:19:09,507 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:19:09,507 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:19:09,507 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:19:09,507 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:19:09,507 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:19:09,507 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:19:09,507 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:19:09,507 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:19:09,508 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:19:09,509 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:19:09,509 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:19:09,509 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:19:09,509 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:19:09,509 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_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56ad35a361c83538323b9be55683beef9c8271c8f67221c1a0924c8496da71d0 [2024-11-13 20:19:09,854 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:19:09,866 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:19:09,870 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:19:09,871 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:19:09,873 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:19:09,874 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/array-patterns/array26_pattern.c Unable to find full path for "g++" [2024-11-13 20:19:11,672 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:19:11,959 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:19:11,960 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/sv-benchmarks/c/array-patterns/array26_pattern.c [2024-11-13 20:19:11,978 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/data/a7eb31416/435e44ac564846d78d3d190001888502/FLAG901fa4775 [2024-11-13 20:19:12,252 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/data/a7eb31416/435e44ac564846d78d3d190001888502 [2024-11-13 20:19:12,254 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:19:12,256 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:19:12,257 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:19:12,258 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:19:12,261 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:19:12,262 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:19:12" (1/1) ... [2024-11-13 20:19:12,263 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e594c71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:12, skipping insertion in model container [2024-11-13 20:19:12,263 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:19:12" (1/1) ... [2024-11-13 20:19:12,281 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:19:12,459 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/sv-benchmarks/c/array-patterns/array26_pattern.c[1324,1337] [2024-11-13 20:19:12,491 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:19:12,506 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:19:12,517 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/sv-benchmarks/c/array-patterns/array26_pattern.c[1324,1337] [2024-11-13 20:19:12,528 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:19:12,542 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:19:12,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:12 WrapperNode [2024-11-13 20:19:12,542 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:19:12,543 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:19:12,544 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:19:12,544 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:19:12,550 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:12" (1/1) ... [2024-11-13 20:19:12,555 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:12" (1/1) ... [2024-11-13 20:19:12,576 INFO L138 Inliner]: procedures = 16, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 73 [2024-11-13 20:19:12,576 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:19:12,579 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:19:12,579 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:19:12,579 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:19:12,587 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:12" (1/1) ... [2024-11-13 20:19:12,587 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:12" (1/1) ... [2024-11-13 20:19:12,589 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:12" (1/1) ... [2024-11-13 20:19:12,590 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:12" (1/1) ... [2024-11-13 20:19:12,598 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:12" (1/1) ... [2024-11-13 20:19:12,605 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:12" (1/1) ... [2024-11-13 20:19:12,606 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:12" (1/1) ... [2024-11-13 20:19:12,611 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:12" (1/1) ... [2024-11-13 20:19:12,613 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:19:12,613 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:19:12,614 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:19:12,614 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:19:12,616 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:12" (1/1) ... [2024-11-13 20:19:12,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:19:12,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:19:12,654 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:19:12,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:19:12,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:19:12,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:19:12,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 20:19:12,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 20:19:12,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:19:12,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:19:12,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 20:19:12,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:19:12,776 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:19:12,779 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:19:13,021 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-13 20:19:13,022 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:19:13,130 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:19:13,131 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-13 20:19:13,132 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:19:13 BoogieIcfgContainer [2024-11-13 20:19:13,132 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:19:13,133 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:19:13,133 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:19:13,142 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:19:13,143 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:19:13" (1/1) ... [2024-11-13 20:19:13,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:19:13,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:13,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2024-11-13 20:19:13,202 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2024-11-13 20:19:13,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 20:19:13,204 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:13,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:13,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:13,492 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 20:19:13,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:13,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2024-11-13 20:19:13,552 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2024-11-13 20:19:13,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:19:13,552 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:13,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:13,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:13,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:13,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:13,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-13 20:19:13,761 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-13 20:19:13,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:19:13,764 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:13,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:13,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:13,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:19:14,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:14,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2024-11-13 20:19:14,130 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2024-11-13 20:19:14,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:19:14,131 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:14,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:14,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:14,304 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:19:14,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:14,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 14 states and 22 transitions. [2024-11-13 20:19:14,347 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 22 transitions. [2024-11-13 20:19:14,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 20:19:14,348 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:14,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:14,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:14,535 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:19:14,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:14,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 15 states and 23 transitions. [2024-11-13 20:19:14,712 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 23 transitions. [2024-11-13 20:19:14,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 20:19:14,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:14,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:14,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:14,905 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 20:19:15,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:15,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 19 states and 29 transitions. [2024-11-13 20:19:15,500 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 29 transitions. [2024-11-13 20:19:15,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 20:19:15,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:15,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:15,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:15,684 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 20:19:15,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:15,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 20 states and 31 transitions. [2024-11-13 20:19:15,800 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 31 transitions. [2024-11-13 20:19:15,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 20:19:15,801 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:15,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:15,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:15,976 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-13 20:19:16,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:16,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 24 states and 37 transitions. [2024-11-13 20:19:16,287 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 37 transitions. [2024-11-13 20:19:16,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 20:19:16,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:16,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:16,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:16,388 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 20:19:16,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:16,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 25 states and 38 transitions. [2024-11-13 20:19:16,515 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 38 transitions. [2024-11-13 20:19:16,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 20:19:16,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:16,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:16,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:19:16,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:16,781 INFO L255 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 68 conjuncts are in the unsatisfiable core [2024-11-13 20:19:16,790 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:19:17,052 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 20:19:17,207 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-11-13 20:19:17,520 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:19:17,520 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 28 [2024-11-13 20:19:17,666 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:19:17,666 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 40 [2024-11-13 20:19:18,565 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:23,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:23,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 44 states and 75 transitions. [2024-11-13 20:19:23,261 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 75 transitions. [2024-11-13 20:19:23,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 20:19:23,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:23,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:23,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:23,860 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 20:19:25,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:25,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 49 states and 84 transitions. [2024-11-13 20:19:25,729 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 84 transitions. [2024-11-13 20:19:25,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 20:19:25,730 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:25,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:25,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:25,822 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-13 20:19:26,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:26,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 50 states and 86 transitions. [2024-11-13 20:19:26,110 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 86 transitions. [2024-11-13 20:19:26,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 20:19:26,111 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:26,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:26,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:26,722 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 1 proven. 24 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 20:19:28,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:28,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 55 states and 96 transitions. [2024-11-13 20:19:28,533 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 96 transitions. [2024-11-13 20:19:28,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:19:28,534 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:28,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:28,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:28,737 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 1 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-13 20:19:29,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:29,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 56 states and 97 transitions. [2024-11-13 20:19:29,131 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 97 transitions. [2024-11-13 20:19:29,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 20:19:29,131 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:29,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:29,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:29,591 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 22 proven. 14 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 20:19:30,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:30,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 57 states and 97 transitions. [2024-11-13 20:19:30,114 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 97 transitions. [2024-11-13 20:19:30,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 20:19:30,115 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:30,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:30,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:30,688 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 24 proven. 23 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 20:19:31,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:31,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 58 states and 98 transitions. [2024-11-13 20:19:31,225 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 98 transitions. [2024-11-13 20:19:31,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:19:31,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:31,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:31,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:31,418 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 12 proven. 38 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-11-13 20:19:32,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:32,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 60 states and 100 transitions. [2024-11-13 20:19:32,524 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 100 transitions. [2024-11-13 20:19:32,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 20:19:32,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:32,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:32,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:32,715 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 15 proven. 32 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-13 20:19:34,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:34,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 66 states and 107 transitions. [2024-11-13 20:19:34,880 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 107 transitions. [2024-11-13 20:19:34,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 20:19:34,881 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:34,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:34,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:35,089 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-13 20:19:37,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:37,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 71 states and 113 transitions. [2024-11-13 20:19:37,091 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 113 transitions. [2024-11-13 20:19:37,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:19:37,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:37,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:37,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:37,284 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 4 proven. 48 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-11-13 20:19:38,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:38,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 76 states and 126 transitions. [2024-11-13 20:19:38,363 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 126 transitions. [2024-11-13 20:19:38,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 20:19:38,364 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:38,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:38,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:38,537 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 4 proven. 52 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-13 20:19:38,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:38,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 77 states and 127 transitions. [2024-11-13 20:19:38,883 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 127 transitions. [2024-11-13 20:19:38,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 20:19:38,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:38,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:38,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:39,041 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 48 proven. 38 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-13 20:19:40,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:40,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 80 states and 130 transitions. [2024-11-13 20:19:40,226 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 130 transitions. [2024-11-13 20:19:40,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 20:19:40,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:40,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:40,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:40,337 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2024-11-13 20:19:40,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:40,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 81 states and 131 transitions. [2024-11-13 20:19:40,715 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 131 transitions. [2024-11-13 20:19:40,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 20:19:40,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:40,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:40,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:40,845 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2024-11-13 20:19:41,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:41,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 82 states and 131 transitions. [2024-11-13 20:19:41,208 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 131 transitions. [2024-11-13 20:19:41,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 20:19:41,208 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:41,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:41,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:41,374 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 19 proven. 63 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-11-13 20:19:41,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:41,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 69 states and 109 transitions. [2024-11-13 20:19:41,729 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 109 transitions. [2024-11-13 20:19:41,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:19:41,730 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:41,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:41,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:41,885 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 15 proven. 48 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-11-13 20:19:42,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:42,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 71 states and 110 transitions. [2024-11-13 20:19:42,312 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 110 transitions. [2024-11-13 20:19:42,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:19:42,312 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:42,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:42,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:42,477 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 15 proven. 48 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-11-13 20:19:42,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:42,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 63 states and 96 transitions. [2024-11-13 20:19:42,897 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 96 transitions. [2024-11-13 20:19:42,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 20:19:42,897 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:42,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:43,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:19:43,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:43,580 WARN L253 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 126 conjuncts are in the unsatisfiable core [2024-11-13 20:19:43,589 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:19:43,653 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 20:19:43,694 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-11-13 20:19:43,750 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:19:43,751 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 30 [2024-11-13 20:19:44,401 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:19:44,401 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 40 [2024-11-13 20:19:44,612 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:19:44,612 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 42 treesize of output 50 [2024-11-13 20:19:44,834 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:19:44,835 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 49 treesize of output 60 [2024-11-13 20:19:45,489 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:19:45,490 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 56 treesize of output 72 [2024-11-13 20:19:45,715 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:19:45,715 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 65 treesize of output 82 [2024-11-13 20:19:45,960 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:19:45,960 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 72 treesize of output 92 [2024-11-13 20:19:49,610 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:20:06,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:06,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 91 states and 134 transitions. [2024-11-13 20:20:06,051 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 134 transitions. [2024-11-13 20:20:06,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 20:20:06,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:06,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:06,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:20:06,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:06,749 INFO L255 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 119 conjuncts are in the unsatisfiable core [2024-11-13 20:20:06,757 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:20:07,136 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 20:20:07,367 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-11-13 20:20:07,585 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:20:07,585 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 30 [2024-11-13 20:20:07,918 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:20:07,918 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 40 [2024-11-13 20:20:07,970 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:20:07,970 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 42 treesize of output 50 [2024-11-13 20:20:08,033 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:20:08,034 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 49 treesize of output 60 [2024-11-13 20:20:08,162 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:20:08,163 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 56 treesize of output 72 [2024-11-13 20:20:08,241 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:20:08,241 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 65 treesize of output 82 [2024-11-13 20:20:08,305 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:20:08,305 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 72 treesize of output 92 [2024-11-13 20:20:09,202 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:20:11,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:11,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 92 states and 134 transitions. [2024-11-13 20:20:11,600 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 134 transitions. [2024-11-13 20:20:11,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 20:20:11,600 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:11,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:11,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:12,461 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 46 proven. 31 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2024-11-13 20:20:16,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:16,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 97 states and 142 transitions. [2024-11-13 20:20:16,113 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 142 transitions. [2024-11-13 20:20:16,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 20:20:16,113 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:16,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:16,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:16,450 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 15 proven. 66 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-11-13 20:20:21,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:21,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 103 states and 150 transitions. [2024-11-13 20:20:21,464 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 150 transitions. [2024-11-13 20:20:21,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 20:20:21,464 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:21,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:21,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:22,394 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 3 proven. 88 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-11-13 20:20:26,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:26,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 109 states and 158 transitions. [2024-11-13 20:20:26,580 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 158 transitions. [2024-11-13 20:20:26,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 20:20:26,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:26,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:26,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:26,941 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 42 proven. 73 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-11-13 20:20:32,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:32,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 116 states and 166 transitions. [2024-11-13 20:20:32,556 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 166 transitions. [2024-11-13 20:20:32,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 20:20:32,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:32,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:32,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:32,910 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 52 proven. 88 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-13 20:20:37,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:37,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 122 states and 173 transitions. [2024-11-13 20:20:37,199 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 173 transitions. [2024-11-13 20:20:37,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 20:20:37,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:37,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:37,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:37,631 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 20 proven. 103 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2024-11-13 20:20:41,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:41,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 128 states and 180 transitions. [2024-11-13 20:20:41,757 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 180 transitions. [2024-11-13 20:20:41,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 20:20:41,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:41,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:41,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:42,100 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 20 proven. 103 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2024-11-13 20:20:42,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:42,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 129 states and 180 transitions. [2024-11-13 20:20:42,778 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 180 transitions. [2024-11-13 20:20:42,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 20:20:42,779 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:42,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:42,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:43,203 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 7 proven. 148 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-11-13 20:20:44,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:44,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 135 states and 190 transitions. [2024-11-13 20:20:44,063 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 190 transitions. [2024-11-13 20:20:44,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 20:20:44,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:44,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:44,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:44,406 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 7 proven. 148 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-11-13 20:20:45,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:45,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 136 states and 190 transitions. [2024-11-13 20:20:45,196 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 190 transitions. [2024-11-13 20:20:45,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 20:20:45,196 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:45,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:45,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:45,517 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 133 proven. 66 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-11-13 20:20:48,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:48,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 140 states and 194 transitions. [2024-11-13 20:20:48,542 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 194 transitions. [2024-11-13 20:20:48,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-13 20:20:48,543 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:48,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:48,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:48,873 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 107 proven. 108 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-13 20:20:49,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:49,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 112 states and 154 transitions. [2024-11-13 20:20:49,381 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 154 transitions. [2024-11-13 20:20:49,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:20:49,382 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:49,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:49,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:20:55,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:55,843 WARN L253 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 194 conjuncts are in the unsatisfiable core [2024-11-13 20:20:55,859 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:20:55,929 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 20:20:55,976 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-11-13 20:20:56,004 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:20:56,004 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 30 [2024-11-13 20:20:56,348 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:20:56,349 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 40 [2024-11-13 20:20:57,445 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:20:57,446 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 42 treesize of output 50 [2024-11-13 20:20:57,827 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:20:57,827 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 49 treesize of output 60 [2024-11-13 20:20:58,255 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:20:58,255 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 56 treesize of output 70 [2024-11-13 20:20:58,676 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:20:58,676 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 63 treesize of output 82 [2024-11-13 20:21:00,043 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:21:00,044 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 72 treesize of output 92 [2024-11-13 20:21:00,505 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:21:00,506 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 79 treesize of output 102 [2024-11-13 20:21:01,118 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:21:01,119 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 86 treesize of output 114 [2024-11-13 20:21:01,595 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:21:01,596 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 95 treesize of output 124 [2024-11-13 20:21:03,182 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:21:03,183 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 102 treesize of output 134 [2024-11-13 20:21:03,703 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:21:03,703 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 78 case distinctions, treesize of input 109 treesize of output 144 [2024-11-13 20:21:04,280 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:21:04,280 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 91 case distinctions, treesize of input 116 treesize of output 154 [2024-11-13 20:21:04,815 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:21:04,815 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 120 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 105 case distinctions, treesize of input 123 treesize of output 166 [2024-11-13 20:21:17,072 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 400 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:22:11,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:11,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 154 states and 209 transitions. [2024-11-13 20:22:11,959 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 209 transitions. [2024-11-13 20:22:11,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:22:11,960 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:11,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:12,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:22:17,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:17,174 WARN L253 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 199 conjuncts are in the unsatisfiable core [2024-11-13 20:22:17,187 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:22:17,253 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 20:22:17,306 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-11-13 20:22:17,335 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:22:17,335 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 30 [2024-11-13 20:22:17,366 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:22:17,367 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 40 [2024-11-13 20:22:17,921 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:22:17,921 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 42 treesize of output 50 [2024-11-13 20:22:18,057 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:22:18,058 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 49 treesize of output 60 [2024-11-13 20:22:18,119 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:22:18,120 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 56 treesize of output 70 [2024-11-13 20:22:18,191 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:22:18,192 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 63 treesize of output 82 [2024-11-13 20:22:18,366 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:22:18,366 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 72 treesize of output 92 [2024-11-13 20:22:18,422 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:22:18,422 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 79 treesize of output 102 [2024-11-13 20:22:18,514 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:22:18,514 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 86 treesize of output 114 [2024-11-13 20:22:18,623 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:22:18,623 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 95 treesize of output 124 [2024-11-13 20:22:18,840 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:22:18,840 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 102 treesize of output 134 [2024-11-13 20:22:18,953 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:22:18,953 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 78 case distinctions, treesize of input 109 treesize of output 144 [2024-11-13 20:22:19,087 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:22:19,088 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 91 case distinctions, treesize of input 116 treesize of output 154 [2024-11-13 20:22:19,193 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:22:19,193 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 120 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 105 case distinctions, treesize of input 123 treesize of output 166 [2024-11-13 20:22:21,491 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 400 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:22:26,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:26,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 157 states and 210 transitions. [2024-11-13 20:22:26,864 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 210 transitions. [2024-11-13 20:22:26,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-13 20:22:26,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:26,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:26,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:29,035 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 125 proven. 47 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2024-11-13 20:22:37,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:37,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 162 states and 218 transitions. [2024-11-13 20:22:37,178 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 218 transitions. [2024-11-13 20:22:37,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-13 20:22:37,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:37,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:37,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:37,525 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 107 proven. 101 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2024-11-13 20:22:48,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:48,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 169 states and 226 transitions. [2024-11-13 20:22:48,445 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 226 transitions. [2024-11-13 20:22:48,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-13 20:22:48,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:48,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:48,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:48,779 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 27 proven. 155 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2024-11-13 20:23:00,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:23:00,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 176 states and 233 transitions. [2024-11-13 20:23:00,408 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 233 transitions. [2024-11-13 20:23:00,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 20:23:00,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:23:00,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:23:00,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:02,020 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 6 proven. 235 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-11-13 20:23:11,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:23:11,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 183 states and 242 transitions. [2024-11-13 20:23:11,773 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 242 transitions. [2024-11-13 20:23:11,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-13 20:23:11,774 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:23:11,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:23:11,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:12,454 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 90 proven. 139 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2024-11-13 20:23:25,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:23:25,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 191 states and 251 transitions. [2024-11-13 20:23:25,499 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 251 transitions. [2024-11-13 20:23:25,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-13 20:23:25,500 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:23:25,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:23:25,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:26,017 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 133 proven. 163 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2024-11-13 20:23:36,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:23:36,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 198 states and 259 transitions. [2024-11-13 20:23:36,496 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 259 transitions. [2024-11-13 20:23:36,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-11-13 20:23:36,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:23:36,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:23:36,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:36,847 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 114 proven. 187 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-13 20:23:45,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:23:45,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 205 states and 267 transitions. [2024-11-13 20:23:45,191 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 267 transitions. [2024-11-13 20:23:45,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-11-13 20:23:45,191 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:23:45,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:23:45,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:45,649 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 114 proven. 187 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-13 20:23:47,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:23:47,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 206 states and 267 transitions. [2024-11-13 20:23:47,639 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 267 transitions. [2024-11-13 20:23:47,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-13 20:23:47,640 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:23:47,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:23:47,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:48,160 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 33 proven. 211 refuted. 0 times theorem prover too weak. 469 trivial. 0 not checked. [2024-11-13 20:23:56,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:23:56,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 213 states and 275 transitions. [2024-11-13 20:23:56,986 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 275 transitions. [2024-11-13 20:23:56,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-13 20:23:56,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:23:56,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:23:57,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:57,385 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 33 proven. 211 refuted. 0 times theorem prover too weak. 469 trivial. 0 not checked. [2024-11-13 20:23:59,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:23:59,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 214 states and 275 transitions. [2024-11-13 20:23:59,154 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 275 transitions. [2024-11-13 20:23:59,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-13 20:23:59,155 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:23:59,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:23:59,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:59,630 INFO L134 CoverageAnalysis]: Checked inductivity of 717 backedges. 283 proven. 101 refuted. 0 times theorem prover too weak. 333 trivial. 0 not checked. [2024-11-13 20:24:06,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:24:06,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 219 states and 280 transitions. [2024-11-13 20:24:06,615 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 280 transitions. [2024-11-13 20:24:06,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-13 20:24:06,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:24:06,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:24:06,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:06,993 INFO L134 CoverageAnalysis]: Checked inductivity of 736 backedges. 11 proven. 355 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-11-13 20:24:08,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:24:08,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 226 states and 291 transitions. [2024-11-13 20:24:08,330 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 291 transitions. [2024-11-13 20:24:08,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-13 20:24:08,331 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:24:08,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:24:08,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:08,843 INFO L134 CoverageAnalysis]: Checked inductivity of 736 backedges. 11 proven. 355 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-11-13 20:24:10,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:24:10,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 227 states and 291 transitions. [2024-11-13 20:24:10,267 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 291 transitions. [2024-11-13 20:24:10,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-13 20:24:10,268 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:24:10,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:24:10,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:10,649 INFO L134 CoverageAnalysis]: Checked inductivity of 782 backedges. 276 proven. 164 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2024-11-13 20:24:11,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:24:11,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 181 states and 232 transitions. [2024-11-13 20:24:11,596 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 232 transitions. [2024-11-13 20:24:11,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-13 20:24:11,597 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:24:11,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:24:11,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:24:21,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:24:21,976 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 20:24:21,980 INFO L158 Benchmark]: Toolchain (without parser) took 309724.33ms. Allocated memory was 117.4MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 93.7MB in the beginning and 854.1MB in the end (delta: -760.4MB). Peak memory consumption was 869.1MB. Max. memory is 16.1GB. [2024-11-13 20:24:21,980 INFO L158 Benchmark]: CDTParser took 0.87ms. Allocated memory is still 167.8MB. Free memory is still 104.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:24:21,981 INFO L158 Benchmark]: CACSL2BoogieTranslator took 285.41ms. Allocated memory is still 117.4MB. Free memory was 93.7MB in the beginning and 82.1MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:24:21,981 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.86ms. Allocated memory is still 117.4MB. Free memory was 82.1MB in the beginning and 80.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:24:21,981 INFO L158 Benchmark]: Boogie Preprocessor took 34.02ms. Allocated memory is still 117.4MB. Free memory was 80.9MB in the beginning and 80.1MB in the end (delta: 818.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:24:21,981 INFO L158 Benchmark]: RCFGBuilder took 518.37ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 61.9MB in the end (delta: 17.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 20:24:21,982 INFO L158 Benchmark]: CodeCheck took 308846.89ms. Allocated memory was 117.4MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 61.9MB in the beginning and 854.1MB in the end (delta: -792.2MB). Peak memory consumption was 835.6MB. Max. memory is 16.1GB. [2024-11-13 20:24:21,983 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 0.87ms. Allocated memory is still 167.8MB. Free memory is still 104.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 285.41ms. Allocated memory is still 117.4MB. Free memory was 93.7MB in the beginning and 82.1MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.86ms. Allocated memory is still 117.4MB. Free memory was 82.1MB in the beginning and 80.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.02ms. Allocated memory is still 117.4MB. Free memory was 80.9MB in the beginning and 80.1MB in the end (delta: 818.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 518.37ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 61.9MB in the end (delta: 17.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 308846.89ms. Allocated memory was 117.4MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 61.9MB in the beginning and 854.1MB in the end (delta: -792.2MB). Peak memory consumption was 835.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 20:24:22,090 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/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_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/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_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array26_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 56ad35a361c83538323b9be55683beef9c8271c8f67221c1a0924c8496da71d0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:24:24,627 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:24:24,735 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:24:24,788 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:24:24,793 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:24:24,793 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:24:24,794 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:24:24,794 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:24:24,794 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:24:24,794 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:24:24,794 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:24:24,795 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:24:24,795 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:24:24,795 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:24:24,795 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:24:24,795 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:24:24,795 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:24:24,795 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:24:24,795 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:24:24,796 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:24:24,796 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:24:24,796 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:24:24,796 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:24:24,796 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:24:24,796 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:24:24,796 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:24:24,797 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:24:24,797 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:24:24,797 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:24:24,797 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:24:24,797 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:24:24,797 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:24:24,797 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:24:24,798 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:24:24,798 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:24:24,798 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:24:24,798 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_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56ad35a361c83538323b9be55683beef9c8271c8f67221c1a0924c8496da71d0 [2024-11-13 20:24:25,100 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:24:25,109 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:24:25,112 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:24:25,113 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:24:25,114 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:24:25,115 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/array-patterns/array26_pattern.c Unable to find full path for "g++" [2024-11-13 20:24:26,977 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:24:27,289 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:24:27,289 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/sv-benchmarks/c/array-patterns/array26_pattern.c [2024-11-13 20:24:27,302 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/data/8dbc8637a/bbc37d9427434749bf736e1834c2dd5d/FLAGfac5ba910 [2024-11-13 20:24:27,336 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/data/8dbc8637a/bbc37d9427434749bf736e1834c2dd5d [2024-11-13 20:24:27,339 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:24:27,341 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:24:27,343 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:24:27,344 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:24:27,348 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:24:27,351 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:24:27" (1/1) ... [2024-11-13 20:24:27,354 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cd5f5c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:27, skipping insertion in model container [2024-11-13 20:24:27,354 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:24:27" (1/1) ... [2024-11-13 20:24:27,372 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:24:27,545 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/sv-benchmarks/c/array-patterns/array26_pattern.c[1324,1337] [2024-11-13 20:24:27,582 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:24:27,596 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:24:27,608 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/sv-benchmarks/c/array-patterns/array26_pattern.c[1324,1337] [2024-11-13 20:24:27,624 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:24:27,646 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:24:27,647 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:27 WrapperNode [2024-11-13 20:24:27,648 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:24:27,649 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:24:27,649 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:24:27,649 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:24:27,656 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:27" (1/1) ... [2024-11-13 20:24:27,665 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:27" (1/1) ... [2024-11-13 20:24:27,688 INFO L138 Inliner]: procedures = 18, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 72 [2024-11-13 20:24:27,688 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:24:27,689 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:24:27,689 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:24:27,689 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:24:27,696 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:27" (1/1) ... [2024-11-13 20:24:27,697 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:27" (1/1) ... [2024-11-13 20:24:27,699 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:27" (1/1) ... [2024-11-13 20:24:27,699 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:27" (1/1) ... [2024-11-13 20:24:27,714 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:27" (1/1) ... [2024-11-13 20:24:27,717 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:27" (1/1) ... [2024-11-13 20:24:27,718 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:27" (1/1) ... [2024-11-13 20:24:27,719 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:27" (1/1) ... [2024-11-13 20:24:27,721 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:24:27,722 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:24:27,722 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:24:27,722 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:24:27,723 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:24:27" (1/1) ... [2024-11-13 20:24:27,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:24:27,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:24:27,759 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:24:27,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:24:27,789 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:24:27,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:24:27,789 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 20:24:27,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 20:24:27,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:24:27,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:24:27,790 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:24:27,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 20:24:27,859 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:24:27,861 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:24:28,202 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-13 20:24:28,203 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:24:28,363 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:24:28,364 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-13 20:24:28,364 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:24:28 BoogieIcfgContainer [2024-11-13 20:24:28,364 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:24:28,365 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:24:28,365 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:24:28,376 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:24:28,376 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:24:28" (1/1) ... [2024-11-13 20:24:28,384 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:24:28,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:24:28,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2024-11-13 20:24:28,439 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2024-11-13 20:24:28,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 20:24:28,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:24:28,442 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:24:28,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:24:28,447 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:24:28,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:24:28,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:28,552 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:24:28,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:28,592 INFO L255 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 20:24:28,596 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:24:28,670 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 20:24:28,673 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:24:28,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:24:28,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 13 states and 21 transitions. [2024-11-13 20:24:28,809 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 21 transitions. [2024-11-13 20:24:28,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:24:28,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:24:28,809 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:24:28,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:24:28,811 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:24:28,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 20:24:28,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:28,871 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:24:28,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:28,899 INFO L255 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 20:24:28,900 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:24:28,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 20:24:28,924 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 20:24:28,926 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 20:24:28,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:24:28,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-13 20:24:28,989 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-13 20:24:28,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:24:28,989 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:24:28,989 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:24:28,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:24:28,992 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:24:28,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 20:24:29,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:29,053 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:24:29,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:29,079 INFO L255 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 20:24:29,080 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:24:29,102 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 20:24:29,103 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 20:24:29,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 20:24:29,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:24:29,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 13 states and 21 transitions. [2024-11-13 20:24:29,162 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 21 transitions. [2024-11-13 20:24:29,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:24:29,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:24:29,162 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:24:29,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:24:29,168 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:24:29,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 20:24:29,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:29,280 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:24:29,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:29,322 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 20:24:29,323 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:24:29,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:24:29,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-13 20:24:29,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:24:29,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 14 states and 23 transitions. [2024-11-13 20:24:29,745 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 23 transitions. [2024-11-13 20:24:29,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:24:29,745 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:24:29,745 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:24:29,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:24:29,749 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:24:29,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 20:24:29,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:29,859 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:24:29,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:29,909 INFO L255 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 20:24:29,911 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:24:30,096 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:24:30,099 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-13 20:24:30,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:24:30,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 15 states and 26 transitions. [2024-11-13 20:24:30,658 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 26 transitions. [2024-11-13 20:24:30,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 20:24:30,660 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:24:30,660 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:24:30,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:24:30,663 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:24:30,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 20:24:30,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:30,808 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:24:30,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:30,873 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 20:24:30,874 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:24:31,077 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:24:31,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 20:24:31,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:24:31,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 16 states and 27 transitions. [2024-11-13 20:24:31,807 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 27 transitions. [2024-11-13 20:24:31,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 20:24:31,808 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:24:31,808 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:24:31,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:24:31,811 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:24:31,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 20:24:31,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:31,977 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:24:32,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:32,044 INFO L255 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 20:24:32,046 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:24:32,343 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 20:24:32,347 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-13 20:24:34,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:24:34,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 20 states and 33 transitions. [2024-11-13 20:24:34,801 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 33 transitions. [2024-11-13 20:24:34,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 20:24:34,801 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:24:34,801 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:24:34,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:24:34,807 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:24:34,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 20:24:35,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:35,026 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:24:35,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:35,113 INFO L255 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 20:24:35,114 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:24:35,437 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 20:24:35,440 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-13 20:24:37,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:24:37,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 23 states and 42 transitions. [2024-11-13 20:24:37,561 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 42 transitions. [2024-11-13 20:24:37,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 20:24:37,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:24:37,561 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:24:37,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:24:37,567 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:24:37,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 20:24:37,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:37,790 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:24:37,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:37,884 INFO L255 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 20:24:37,885 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:24:38,263 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-13 20:24:38,266 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 20:24:40,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:24:40,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 28 states and 59 transitions. [2024-11-13 20:24:40,793 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 59 transitions. [2024-11-13 20:24:40,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 20:24:40,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:24:40,794 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:24:40,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:24:40,796 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:24:40,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 20:24:40,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:40,992 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:24:41,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:41,075 INFO L255 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 20:24:41,076 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:24:41,451 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-13 20:24:41,455 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-13 20:24:42,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:24:42,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 29 states and 59 transitions. [2024-11-13 20:24:42,108 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 59 transitions. [2024-11-13 20:24:42,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 20:24:42,108 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:24:42,109 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:24:42,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:24:42,111 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:24:42,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 20:24:42,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:42,393 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:24:42,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:42,508 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 20:24:42,509 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:24:42,895 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 20:24:42,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-13 20:24:44,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:24:44,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 30 states and 63 transitions. [2024-11-13 20:24:44,048 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 63 transitions. [2024-11-13 20:24:44,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 20:24:44,048 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:24:44,048 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:24:44,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:24:44,050 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:24:44,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 20:24:44,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:44,335 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:24:44,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:44,448 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 20:24:44,449 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:24:44,774 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 20:24:44,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-13 20:24:44,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:24:44,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 31 states and 66 transitions. [2024-11-13 20:24:44,961 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 66 transitions. [2024-11-13 20:24:44,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 20:24:44,961 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:24:44,961 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:24:44,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:24:44,965 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:24:44,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 20:24:45,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:45,491 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:24:45,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:45,628 INFO L255 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-13 20:24:45,633 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:24:46,204 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 20:24:46,543 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-11-13 20:24:47,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:24:47,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:24:47,771 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:24:47,772 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 31 [2024-11-13 20:24:48,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:24:48,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:24:48,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:24:48,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:24:48,212 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:24:48,212 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 48 [2024-11-13 20:24:51,325 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:24:51,330 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-13 20:25:08,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:25:08,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 47 states and 108 transitions. [2024-11-13 20:25:08,574 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 108 transitions. [2024-11-13 20:25:08,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 20:25:08,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:25:08,574 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:25:08,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:25:08,580 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:25:08,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-13 20:25:08,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:25:08,851 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:25:08,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:25:08,977 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 20:25:08,979 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:25:12,330 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 2 proven. 22 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 20:25:12,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-13 20:25:23,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:25:23,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 52 states and 117 transitions. [2024-11-13 20:25:23,168 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 117 transitions. [2024-11-13 20:25:23,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 20:25:23,169 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:25:23,169 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:25:23,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:25:23,174 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:25:23,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-13 20:25:23,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:25:23,446 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:25:23,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:25:23,543 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:25:23,544 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:25:26,059 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 20:25:26,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-13 20:25:30,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:25:30,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 53 states and 120 transitions. [2024-11-13 20:25:30,351 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 120 transitions. [2024-11-13 20:25:30,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 20:25:30,352 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:25:30,352 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:25:30,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:25:30,354 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:25:30,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-13 20:25:30,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:25:30,637 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:25:30,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:25:30,733 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:25:30,735 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:25:30,993 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 15 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-13 20:25:30,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-13 20:25:32,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:25:32,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 54 states and 121 transitions. [2024-11-13 20:25:32,523 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 121 transitions. [2024-11-13 20:25:32,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 20:25:32,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:25:32,523 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:25:32,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:25:32,529 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:25:32,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-13 20:25:32,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:25:32,779 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:25:32,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:25:32,865 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:25:32,867 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:25:33,123 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 19 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:25:33,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2024-11-13 20:25:35,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:25:35,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 55 states and 126 transitions. [2024-11-13 20:25:35,026 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 126 transitions. [2024-11-13 20:25:35,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 20:25:35,026 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:25:35,026 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:25:35,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:25:35,030 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:25:35,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-13 20:25:35,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:25:35,354 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:25:35,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:25:35,463 INFO L255 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 20:25:35,465 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:25:38,694 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 2 proven. 28 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-13 20:25:38,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-13 20:25:51,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:25:51,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 60 states and 136 transitions. [2024-11-13 20:25:51,189 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 136 transitions. [2024-11-13 20:25:51,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 20:25:51,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:25:51,190 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:25:51,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:25:51,194 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:25:51,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-13 20:25:51,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:25:51,489 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:25:51,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:25:51,678 INFO L255 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:25:51,679 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:25:52,495 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 20:25:52,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-13 20:25:56,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:25:56,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 62 states and 139 transitions. [2024-11-13 20:25:56,953 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 139 transitions. [2024-11-13 20:25:56,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:25:56,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:25:56,954 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:25:56,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:25:56,959 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:25:56,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-13 20:25:57,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:25:57,286 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:25:57,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:25:57,399 INFO L255 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 20:25:57,400 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:26:00,685 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-13 20:26:00,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-13 20:26:05,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:05,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 63 states and 140 transitions. [2024-11-13 20:26:05,731 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 140 transitions. [2024-11-13 20:26:05,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 20:26:05,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:05,731 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:26:05,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:26:05,737 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:26:05,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-13 20:26:06,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:06,088 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:26:06,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:06,210 INFO L255 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 20:26:06,212 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:26:07,711 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-11-13 20:26:07,716 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-11-13 20:26:13,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:13,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 65 states and 143 transitions. [2024-11-13 20:26:13,061 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 143 transitions. [2024-11-13 20:26:13,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 20:26:13,061 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:13,062 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:26:13,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:26:13,063 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:26:13,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-13 20:26:13,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:13,383 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:26:13,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:13,498 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:26:13,500 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:26:15,120 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 21 proven. 15 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 20:26:15,123 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-13 20:26:20,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:20,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 67 states and 147 transitions. [2024-11-13 20:26:20,526 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 147 transitions. [2024-11-13 20:26:20,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 20:26:20,526 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:20,526 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:26:20,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:26:20,530 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:26:20,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-13 20:26:20,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:20,819 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:26:20,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:20,922 INFO L255 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:26:20,923 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:26:21,943 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 23 proven. 24 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 20:26:21,946 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-11-13 20:26:26,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:26,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 69 states and 152 transitions. [2024-11-13 20:26:26,390 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 152 transitions. [2024-11-13 20:26:26,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 20:26:26,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:26,391 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:26:26,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:26:26,393 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:26:26,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-13 20:26:26,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:26,814 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:26:26,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:26,943 INFO L255 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 20:26:26,945 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:26:27,968 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 2 proven. 46 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-13 20:26:27,973 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-11-13 20:26:32,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:32,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 71 states and 154 transitions. [2024-11-13 20:26:32,069 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 154 transitions. [2024-11-13 20:26:32,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:26:32,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:32,070 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:26:32,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:26:32,071 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:26:32,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-13 20:26:32,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:32,524 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:26:32,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:32,650 INFO L255 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:26:32,651 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:26:36,635 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 20 proven. 34 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-13 20:26:36,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-11-13 20:26:47,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:47,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 74 states and 159 transitions. [2024-11-13 20:26:47,694 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 159 transitions. [2024-11-13 20:26:47,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 20:26:47,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:47,694 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:26:47,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:26:47,698 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:26:47,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-13 20:26:48,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:48,148 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:26:48,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:48,284 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:26:48,285 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:26:48,691 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 14 proven. 41 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-11-13 20:26:48,695 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-11-13 20:27:03,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:27:03,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 80 states and 176 transitions. [2024-11-13 20:27:03,159 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 176 transitions. [2024-11-13 20:27:03,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 20:27:03,160 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:27:03,160 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:27:03,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:27:03,165 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:27:03,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-13 20:27:03,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:27:03,618 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:27:03,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:27:03,751 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:27:03,753 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:27:04,175 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 14 proven. 41 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-11-13 20:27:04,182 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-11-13 20:27:08,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:27:08,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 82 states and 180 transitions. [2024-11-13 20:27:08,593 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 180 transitions. [2024-11-13 20:27:08,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 20:27:08,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:27:08,593 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:27:08,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:27:08,595 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:27:08,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-13 20:27:09,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:27:09,124 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:27:09,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:27:09,298 INFO L255 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 20:27:09,299 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:27:13,393 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 3 proven. 61 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-13 20:27:13,398 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-11-13 20:27:25,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:27:25,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 85 states and 184 transitions. [2024-11-13 20:27:25,958 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 184 transitions. [2024-11-13 20:27:25,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 20:27:25,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:27:25,958 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:27:25,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:27:25,962 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:27:25,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-13 20:27:26,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:27:26,445 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:27:26,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:27:26,594 INFO L255 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 20:27:26,595 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:27:28,032 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 5 proven. 54 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-11-13 20:27:28,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-11-13 20:27:41,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:27:41,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 90 states and 200 transitions. [2024-11-13 20:27:41,762 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 200 transitions. [2024-11-13 20:27:41,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 20:27:41,762 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:27:41,762 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:27:41,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:27:41,764 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:27:41,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-13 20:27:42,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:27:42,248 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:27:42,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:27:42,442 INFO L255 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 20:27:42,443 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:27:43,020 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 5 proven. 54 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-11-13 20:27:43,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-11-13 20:27:52,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:27:52,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 94 states and 207 transitions. [2024-11-13 20:27:52,065 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 207 transitions. [2024-11-13 20:27:52,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:27:52,065 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:27:52,065 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:27:52,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:27:52,067 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:27:52,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-13 20:27:52,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:27:52,662 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:27:52,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:27:52,816 INFO L255 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 20:27:52,818 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:27:55,655 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 11 proven. 74 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 20:27:55,660 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Forceful destruction successful, exit code 0 [2024-11-13 20:28:04,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:28:04,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 96 states and 210 transitions. [2024-11-13 20:28:04,157 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 210 transitions. [2024-11-13 20:28:04,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:28:04,157 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:28:04,157 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:28:04,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:28:04,159 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:28:04,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-11-13 20:28:04,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:28:04,675 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:28:04,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:28:04,817 INFO L255 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:28:04,818 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:28:05,544 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 3 proven. 57 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-13 20:28:05,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-11-13 20:28:11,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:28:11,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 98 states and 215 transitions. [2024-11-13 20:28:11,707 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 215 transitions. [2024-11-13 20:28:11,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:28:11,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:28:11,707 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:28:11,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:28:11,709 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:28:11,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-11-13 20:28:12,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:28:12,321 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:28:12,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:28:12,466 INFO L255 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:28:12,467 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:28:13,080 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 3 proven. 57 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-13 20:28:13,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-11-13 20:28:16,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:28:16,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 99 states and 217 transitions. [2024-11-13 20:28:16,807 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 217 transitions. [2024-11-13 20:28:16,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 20:28:16,808 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:28:16,808 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:28:16,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:28:16,810 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:28:16,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-11-13 20:28:17,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:28:17,365 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:28:17,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:28:17,517 INFO L255 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:28:17,518 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:28:18,045 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 40 proven. 41 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-13 20:28:18,051 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-11-13 20:28:18,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:28:18,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 100 states and 219 transitions. [2024-11-13 20:28:18,512 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 219 transitions. [2024-11-13 20:28:18,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:28:18,513 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:28:18,513 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:28:18,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:28:18,516 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:28:18,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-11-13 20:28:19,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:28:19,224 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:28:19,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:28:19,415 INFO L255 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 20:28:19,417 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:28:20,220 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 80 proven. 18 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-11-13 20:28:20,226 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-11-13 20:28:23,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:28:23,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 101 states and 220 transitions. [2024-11-13 20:28:23,473 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 220 transitions. [2024-11-13 20:28:23,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:28:23,473 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:28:23,473 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:28:23,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:28:23,475 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:28:23,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-11-13 20:28:24,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:28:24,048 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:28:24,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:28:24,205 INFO L255 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:28:24,206 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:28:24,850 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 30 proven. 41 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 20:28:24,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-11-13 20:28:35,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:28:35,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 104 states and 231 transitions. [2024-11-13 20:28:35,258 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 231 transitions. [2024-11-13 20:28:35,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:28:35,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:28:35,259 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:28:35,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:28:35,262 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:28:35,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-11-13 20:28:35,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:28:35,846 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:28:35,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:28:36,000 INFO L255 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:28:36,001 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:28:36,706 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 30 proven. 41 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 20:28:36,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Forceful destruction successful, exit code 0 [2024-11-13 20:28:45,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:28:45,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 107 states and 238 transitions. [2024-11-13 20:28:45,750 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 238 transitions. [2024-11-13 20:28:45,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 20:28:45,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:28:45,750 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:28:45,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:28:45,752 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:28:45,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-11-13 20:28:46,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:28:46,441 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:28:46,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:28:46,627 INFO L255 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 20:28:46,627 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:28:54,831 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 46 proven. 48 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-11-13 20:28:54,839 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-11-13 20:29:12,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:29:12,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 110 states and 243 transitions. [2024-11-13 20:29:12,851 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 243 transitions. [2024-11-13 20:29:12,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 20:29:12,851 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:29:12,852 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:29:12,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:29:12,853 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:29:12,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-11-13 20:29:15,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:29:15,228 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:29:15,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:29:15,975 WARN L253 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 80 conjuncts are in the unsatisfiable core [2024-11-13 20:29:15,983 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:29:16,419 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 20:29:16,542 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-11-13 20:29:16,661 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:29:16,662 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 30 [2024-11-13 20:29:21,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:21,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:21,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:21,208 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:29:21,209 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 43 [2024-11-13 20:29:22,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:22,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:22,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:22,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:22,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:22,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:22,691 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:29:22,691 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 50 treesize of output 58 [2024-11-13 20:29:24,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:24,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:24,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:24,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:24,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:24,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:24,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:24,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:24,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:24,196 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:29:24,197 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 62 treesize of output 73 [2024-11-13 20:29:29,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:29,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:29,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:29,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:29,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:29,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:29,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:29,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:29,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:29,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:29,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:29,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:29,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:29,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:29,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:29,155 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:29:29,155 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 72 treesize of output 88 [2024-11-13 20:29:30,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:30,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:30,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:30,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:30,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:30,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:30,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:30,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:30,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:30,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:30,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:30,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:30,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:30,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:31,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:31,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:31,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:31,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:31,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:31,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:31,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:31,046 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:29:31,046 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 86 treesize of output 103 [2024-11-13 20:29:32,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:32,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:32,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:32,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:32,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:32,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:32,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:32,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:32,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:32,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:32,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:32,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:32,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:32,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:32,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:32,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:32,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:32,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:32,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:32,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:32,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:32,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:32,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:32,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:32,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:32,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:32,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:29:32,944 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:29:32,944 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 98 treesize of output 118 [2024-11-13 20:29:59,392 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:29:59,401 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-11-13 20:31:50,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:31:50,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 134 states and 313 transitions. [2024-11-13 20:31:50,332 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 313 transitions. [2024-11-13 20:31:50,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 20:31:50,332 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:31:50,333 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:31:50,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:31:50,337 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:31:50,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-11-13 20:31:52,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:31:52,952 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:31:53,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:31:53,345 WARN L253 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 80 conjuncts are in the unsatisfiable core [2024-11-13 20:31:53,354 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:31:53,837 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 20:31:53,964 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-11-13 20:31:54,129 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:31:54,130 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 30 [2024-11-13 20:31:54,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:54,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:54,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:54,580 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:31:54,580 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 43 [2024-11-13 20:31:54,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:54,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:54,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:54,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:54,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:54,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:54,902 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:31:54,902 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 50 treesize of output 58 [2024-11-13 20:31:55,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:55,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:55,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:55,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:55,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:55,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:55,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:55,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:55,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:55,145 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:31:55,146 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 62 treesize of output 73 [2024-11-13 20:31:55,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:55,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:55,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:55,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:55,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:55,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:55,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:55,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:55,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:55,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:55,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:55,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:55,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:55,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:55,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:55,905 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:31:55,905 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 72 treesize of output 88 [2024-11-13 20:31:56,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,191 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:31:56,191 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 86 treesize of output 103 [2024-11-13 20:31:56,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:31:56,576 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:31:56,576 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 98 treesize of output 118 [2024-11-13 20:32:01,345 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:32:01,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-11-13 20:32:14,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:32:14,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 138 states and 315 transitions. [2024-11-13 20:32:14,263 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 315 transitions. [2024-11-13 20:32:14,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 20:32:14,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:32:14,264 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:32:14,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:32:14,271 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:32:14,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-11-13 20:32:14,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:32:14,941 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:32:15,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:32:15,112 INFO L255 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 20:32:15,113 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:32:24,815 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-13 20:32:24,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-11-13 20:32:39,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:32:39,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 139 states and 320 transitions. [2024-11-13 20:32:39,395 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 320 transitions. [2024-11-13 20:32:39,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 20:32:39,396 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:32:39,396 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:32:39,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:32:39,398 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:32:39,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-11-13 20:32:40,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:32:40,195 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:32:40,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:32:40,436 INFO L255 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 20:32:40,437 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:32:41,443 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 75 proven. 9 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2024-11-13 20:32:41,456 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-11-13 20:32:48,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:32:48,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 140 states and 321 transitions. [2024-11-13 20:32:48,476 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 321 transitions. [2024-11-13 20:32:48,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 20:32:48,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:32:48,477 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:32:48,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:32:48,480 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:32:48,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-11-13 20:32:49,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:32:49,329 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:32:49,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:32:49,541 INFO L255 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:32:49,543 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:33:04,279 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 49 proven. 24 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2024-11-13 20:33:04,287 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e520d2-d572-4bf6-ad01-eb26e9307b2c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0