./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.safe_linked_list_fifo_n2d4.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/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_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.safe_linked_list_fifo_n2d4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/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 64bit --witnessprinter.graph.data.programhash a7b742cc0d0eaef445a8f90399cbd092d4cb10efae03dcad0c8e37a0643e7fd6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:41:34,067 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:41:34,178 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 22:41:34,185 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:41:34,186 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:41:34,219 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:41:34,220 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:41:34,220 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:41:34,221 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:41:34,221 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:41:34,221 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:41:34,222 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:41:34,222 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:41:34,222 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:41:34,222 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:41:34,222 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:41:34,222 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:41:34,222 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:41:34,223 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:41:34,223 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:41:34,223 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:41:34,223 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:41:34,223 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:41:34,223 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:41:34,224 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:41:34,224 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:41:34,224 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:41:34,224 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:41:34,225 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:41:34,225 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:41:34,225 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_af764ef4-600d-4d3d-85bb-35bebd180b78/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7b742cc0d0eaef445a8f90399cbd092d4cb10efae03dcad0c8e37a0643e7fd6 [2024-11-13 22:41:34,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:41:34,667 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:41:34,673 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:41:34,675 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:41:34,675 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:41:34,677 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.safe_linked_list_fifo_n2d4.c Unable to find full path for "g++" [2024-11-13 22:41:37,059 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:41:37,603 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:41:37,604 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.safe_linked_list_fifo_n2d4.c [2024-11-13 22:41:37,643 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/data/3f711c71d/9174659a6afb458e87dbb24fab84b7b3/FLAG47ba98d3b [2024-11-13 22:41:37,668 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/data/3f711c71d/9174659a6afb458e87dbb24fab84b7b3 [2024-11-13 22:41:37,674 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:41:37,677 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:41:37,681 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:41:37,681 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:41:37,688 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:41:37,690 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:41:37" (1/1) ... [2024-11-13 22:41:37,694 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55901bc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:37, skipping insertion in model container [2024-11-13 22:41:37,694 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:41:37" (1/1) ... [2024-11-13 22:41:37,758 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:41:38,054 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_af764ef4-600d-4d3d-85bb-35bebd180b78/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.safe_linked_list_fifo_n2d4.c[1266,1279] [2024-11-13 22:41:38,681 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:41:38,694 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:41:38,714 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_af764ef4-600d-4d3d-85bb-35bebd180b78/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.safe_linked_list_fifo_n2d4.c[1266,1279] [2024-11-13 22:41:39,038 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:41:39,062 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:41:39,062 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:39 WrapperNode [2024-11-13 22:41:39,064 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:41:39,066 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:41:39,066 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:41:39,067 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:41:39,076 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:39" (1/1) ... [2024-11-13 22:41:39,148 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:39" (1/1) ... [2024-11-13 22:41:39,749 INFO L138 Inliner]: procedures = 18, calls = 107, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3714 [2024-11-13 22:41:39,750 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:41:39,751 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:41:39,751 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:41:39,751 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:41:39,764 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:39" (1/1) ... [2024-11-13 22:41:39,764 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:39" (1/1) ... [2024-11-13 22:41:39,909 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:39" (1/1) ... [2024-11-13 22:41:39,910 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:39" (1/1) ... [2024-11-13 22:41:40,227 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:39" (1/1) ... [2024-11-13 22:41:40,296 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:39" (1/1) ... [2024-11-13 22:41:40,433 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:39" (1/1) ... [2024-11-13 22:41:40,486 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:39" (1/1) ... [2024-11-13 22:41:40,742 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:41:40,744 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:41:40,746 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:41:40,747 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:41:40,748 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:39" (1/1) ... [2024-11-13 22:41:40,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:41:40,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:41:40,796 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:41:40,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:41:40,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:41:40,847 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:41:40,848 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:41:40,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:41:40,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:41:40,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:41:40,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:41:40,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:41:40,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:41:40,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:41:41,515 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:41:41,517 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:41:48,122 INFO L? ?]: Removed 1909 outVars from TransFormulas that were not future-live. [2024-11-13 22:41:48,122 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:41:54,160 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:41:54,161 INFO L316 CfgBuilder]: Removed 19 assume(true) statements. [2024-11-13 22:41:54,161 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:41:54 BoogieIcfgContainer [2024-11-13 22:41:54,162 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:41:54,163 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:41:54,163 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:41:54,177 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:41:54,177 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:41:54" (1/1) ... [2024-11-13 22:41:54,191 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:41:54,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:41:54,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 37 states and 60 transitions. [2024-11-13 22:41:54,284 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 60 transitions. [2024-11-13 22:41:54,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 22:41:54,293 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:41:54,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:41:55,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:41:56,239 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-13 22:41:56,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:41:56,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 37 states and 59 transitions. [2024-11-13 22:41:56,545 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 59 transitions. [2024-11-13 22:41:56,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 22:41:56,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:41:56,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:41:56,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:41:58,050 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-13 22:41:58,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:41:58,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 38 states and 60 transitions. [2024-11-13 22:41:58,161 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 60 transitions. [2024-11-13 22:41:58,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 22:41:58,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:41:58,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:41:58,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:41:59,097 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-13 22:41:59,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:41:59,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 39 states and 61 transitions. [2024-11-13 22:41:59,195 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 61 transitions. [2024-11-13 22:41:59,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 22:41:59,197 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:41:59,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:41:59,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:00,043 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-13 22:42:00,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:00,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 40 states and 62 transitions. [2024-11-13 22:42:00,148 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 62 transitions. [2024-11-13 22:42:00,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:42:00,149 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:00,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:00,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:00,767 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 22:42:00,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:00,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 41 states and 63 transitions. [2024-11-13 22:42:00,886 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 63 transitions. [2024-11-13 22:42:00,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 22:42:00,887 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:00,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:01,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:01,531 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 22:42:01,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:01,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 42 states and 64 transitions. [2024-11-13 22:42:01,678 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 64 transitions. [2024-11-13 22:42:01,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 22:42:01,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:01,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:01,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:02,494 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-13 22:42:02,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:02,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 43 states and 65 transitions. [2024-11-13 22:42:02,669 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 65 transitions. [2024-11-13 22:42:02,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 22:42:02,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:02,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:02,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:03,490 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-13 22:42:03,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:03,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-11-13 22:42:03,650 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-11-13 22:42:03,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 22:42:03,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:03,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:03,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:04,303 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-13 22:42:04,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:04,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions. [2024-11-13 22:42:04,577 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2024-11-13 22:42:04,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 22:42:04,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:04,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:04,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:05,503 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-13 22:42:05,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:05,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 46 states and 68 transitions. [2024-11-13 22:42:05,761 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 68 transitions. [2024-11-13 22:42:05,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 22:42:05,762 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:05,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:07,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:10,697 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-13 22:42:14,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:14,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 58 states and 86 transitions. [2024-11-13 22:42:14,431 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 86 transitions. [2024-11-13 22:42:14,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-13 22:42:14,433 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:14,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:14,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:15,790 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2024-11-13 22:42:17,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:17,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 59 states and 87 transitions. [2024-11-13 22:42:17,093 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 87 transitions. [2024-11-13 22:42:17,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-13 22:42:17,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:17,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:17,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:19,248 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2024-11-13 22:42:19,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:19,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 60 states and 88 transitions. [2024-11-13 22:42:19,582 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 88 transitions. [2024-11-13 22:42:19,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-13 22:42:19,585 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:19,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:19,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:20,759 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-11-13 22:42:20,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:20,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 61 states and 89 transitions. [2024-11-13 22:42:20,896 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 89 transitions. [2024-11-13 22:42:20,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-13 22:42:20,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:20,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:21,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:22,524 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-11-13 22:42:22,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:22,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 62 states and 90 transitions. [2024-11-13 22:42:22,936 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 90 transitions. [2024-11-13 22:42:22,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-13 22:42:22,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:22,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:23,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:24,225 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-11-13 22:42:24,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:24,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 63 states and 91 transitions. [2024-11-13 22:42:24,386 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 91 transitions. [2024-11-13 22:42:24,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 22:42:24,387 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:24,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:24,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:26,111 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-11-13 22:42:26,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:26,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 64 states and 92 transitions. [2024-11-13 22:42:26,456 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 92 transitions. [2024-11-13 22:42:26,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-13 22:42:26,459 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:26,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:26,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:27,513 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2024-11-13 22:42:27,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:27,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 65 states and 93 transitions. [2024-11-13 22:42:27,633 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 93 transitions. [2024-11-13 22:42:27,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-13 22:42:27,634 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:27,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:27,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:29,220 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2024-11-13 22:42:29,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:29,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 66 states and 94 transitions. [2024-11-13 22:42:29,722 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 94 transitions. [2024-11-13 22:42:29,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-13 22:42:29,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:29,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:30,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:30,862 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2024-11-13 22:42:31,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:31,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 67 states and 95 transitions. [2024-11-13 22:42:31,218 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 95 transitions. [2024-11-13 22:42:31,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-13 22:42:31,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:31,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:31,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:32,266 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2024-11-13 22:42:33,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:33,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 68 states and 96 transitions. [2024-11-13 22:42:33,408 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 96 transitions. [2024-11-13 22:42:33,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-13 22:42:33,409 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:33,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:33,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:34,700 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2024-11-13 22:42:35,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:35,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 69 states and 97 transitions. [2024-11-13 22:42:35,741 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 97 transitions. [2024-11-13 22:42:35,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-13 22:42:35,742 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:35,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:36,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:36,843 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2024-11-13 22:42:40,847 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:42:40,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:40,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 70 states and 98 transitions. [2024-11-13 22:42:40,871 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 98 transitions. [2024-11-13 22:42:40,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-13 22:42:40,872 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:40,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:41,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:42,248 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2024-11-13 22:42:43,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:43,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 71 states and 99 transitions. [2024-11-13 22:42:43,355 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2024-11-13 22:42:43,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-13 22:42:43,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:43,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:43,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:44,847 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2024-11-13 22:42:55,070 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:42:55,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:55,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 72 states and 100 transitions. [2024-11-13 22:42:55,100 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 100 transitions. [2024-11-13 22:42:55,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-13 22:42:55,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:55,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:55,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:56,048 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2024-11-13 22:42:56,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:56,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 73 states and 101 transitions. [2024-11-13 22:42:56,519 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 101 transitions. [2024-11-13 22:42:56,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-13 22:42:56,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:56,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:56,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:57,982 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2024-11-13 22:42:58,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:58,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 74 states and 102 transitions. [2024-11-13 22:42:58,404 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 102 transitions. [2024-11-13 22:42:58,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-13 22:42:58,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:58,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:58,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:59,906 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2024-11-13 22:43:00,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:00,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 75 states and 103 transitions. [2024-11-13 22:43:00,340 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 103 transitions. [2024-11-13 22:43:00,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-13 22:43:00,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:00,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:00,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:01,492 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2024-11-13 22:43:01,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:01,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 76 states and 104 transitions. [2024-11-13 22:43:01,856 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 104 transitions. [2024-11-13 22:43:01,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-13 22:43:01,857 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:01,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:02,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:02,957 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-13 22:43:03,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:03,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 77 states and 105 transitions. [2024-11-13 22:43:03,113 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 105 transitions. [2024-11-13 22:43:03,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-13 22:43:03,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:03,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:03,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:04,162 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-13 22:43:04,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:04,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 78 states and 106 transitions. [2024-11-13 22:43:04,615 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 106 transitions. [2024-11-13 22:43:04,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-13 22:43:04,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:04,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:04,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:05,883 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-13 22:43:06,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:06,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 79 states and 107 transitions. [2024-11-13 22:43:06,296 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 107 transitions. [2024-11-13 22:43:06,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-13 22:43:06,297 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:06,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:06,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:07,745 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-13 22:43:08,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:08,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 80 states and 108 transitions. [2024-11-13 22:43:08,063 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 108 transitions. [2024-11-13 22:43:08,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-13 22:43:08,064 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:08,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:08,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:08,807 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 22:43:08,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:08,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 81 states and 109 transitions. [2024-11-13 22:43:08,931 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 109 transitions. [2024-11-13 22:43:08,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-13 22:43:08,932 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:08,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:09,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:10,130 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 22:43:10,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:10,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 82 states and 110 transitions. [2024-11-13 22:43:10,577 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 110 transitions. [2024-11-13 22:43:10,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-13 22:43:10,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:10,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:11,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:12,138 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 22:43:12,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:12,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 83 states and 111 transitions. [2024-11-13 22:43:12,488 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 111 transitions. [2024-11-13 22:43:12,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-13 22:43:12,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:12,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:12,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:13,856 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 22:43:14,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:14,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 84 states and 112 transitions. [2024-11-13 22:43:14,358 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 112 transitions. [2024-11-13 22:43:14,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-13 22:43:14,359 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:14,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:14,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:15,554 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2024-11-13 22:43:15,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:15,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 85 states and 113 transitions. [2024-11-13 22:43:15,719 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 113 transitions. [2024-11-13 22:43:15,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-13 22:43:15,719 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:15,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:16,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:16,748 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2024-11-13 22:43:17,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:17,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 86 states and 114 transitions. [2024-11-13 22:43:17,115 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 114 transitions. [2024-11-13 22:43:17,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-13 22:43:17,115 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:17,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:17,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:18,147 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2024-11-13 22:43:18,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:18,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 87 states and 115 transitions. [2024-11-13 22:43:18,534 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 115 transitions. [2024-11-13 22:43:18,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-13 22:43:18,535 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:18,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:18,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:20,065 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2024-11-13 22:43:20,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:20,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 88 states and 116 transitions. [2024-11-13 22:43:20,451 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 116 transitions. [2024-11-13 22:43:20,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-13 22:43:20,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:20,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:20,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:21,257 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2024-11-13 22:43:21,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:21,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 89 states and 117 transitions. [2024-11-13 22:43:21,409 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 117 transitions. [2024-11-13 22:43:21,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-13 22:43:21,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:21,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:21,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:22,458 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2024-11-13 22:43:22,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:22,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 90 states and 118 transitions. [2024-11-13 22:43:22,891 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 118 transitions. [2024-11-13 22:43:22,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-13 22:43:22,892 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:22,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:23,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:24,457 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2024-11-13 22:43:25,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:25,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 91 states and 119 transitions. [2024-11-13 22:43:25,010 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 119 transitions. [2024-11-13 22:43:25,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-13 22:43:25,011 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:25,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:25,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:26,425 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2024-11-13 22:43:26,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:26,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 92 states and 120 transitions. [2024-11-13 22:43:26,834 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 120 transitions. [2024-11-13 22:43:26,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-13 22:43:26,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:26,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:27,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:27,939 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2024-11-13 22:43:28,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:28,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 93 states and 121 transitions. [2024-11-13 22:43:28,144 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 121 transitions. [2024-11-13 22:43:28,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-13 22:43:28,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:28,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:28,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:29,609 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2024-11-13 22:43:30,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:30,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 94 states and 122 transitions. [2024-11-13 22:43:30,216 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 122 transitions. [2024-11-13 22:43:30,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-13 22:43:30,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:30,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:30,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:31,393 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2024-11-13 22:43:31,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:31,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 95 states and 123 transitions. [2024-11-13 22:43:31,970 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 123 transitions. [2024-11-13 22:43:31,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-13 22:43:31,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:31,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:32,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:33,882 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2024-11-13 22:43:34,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:34,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 96 states and 124 transitions. [2024-11-13 22:43:34,463 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 124 transitions. [2024-11-13 22:43:34,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 22:43:34,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:34,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:34,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:35,273 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-13 22:43:35,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:35,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 97 states and 125 transitions. [2024-11-13 22:43:35,497 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 125 transitions. [2024-11-13 22:43:35,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-13 22:43:35,498 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:35,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:35,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:37,101 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-13 22:43:37,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:37,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 98 states and 126 transitions. [2024-11-13 22:43:37,807 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 126 transitions. [2024-11-13 22:43:37,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-13 22:43:37,808 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:37,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:38,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:38,965 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2024-11-13 22:43:39,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:39,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 99 states and 127 transitions. [2024-11-13 22:43:39,205 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 127 transitions. [2024-11-13 22:43:39,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-13 22:43:39,205 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:39,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:39,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:40,926 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2024-11-13 22:43:41,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:41,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 100 states and 128 transitions. [2024-11-13 22:43:41,609 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 128 transitions. [2024-11-13 22:43:41,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-13 22:43:41,610 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:41,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:41,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:43,157 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2024-11-13 22:43:43,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:43,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 101 states and 129 transitions. [2024-11-13 22:43:43,765 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 129 transitions. [2024-11-13 22:43:43,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-13 22:43:43,765 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:43,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:44,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:45,682 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2024-11-13 22:43:46,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:46,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 102 states and 130 transitions. [2024-11-13 22:43:46,312 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 130 transitions. [2024-11-13 22:43:46,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-13 22:43:46,313 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:46,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:46,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:47,687 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2024-11-13 22:43:47,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:47,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 103 states and 131 transitions. [2024-11-13 22:43:47,952 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 131 transitions. [2024-11-13 22:43:47,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-11-13 22:43:47,953 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:47,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:48,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:49,287 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2024-11-13 22:43:50,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:50,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 104 states and 132 transitions. [2024-11-13 22:43:50,142 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 132 transitions. [2024-11-13 22:43:50,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-13 22:43:50,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:50,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:50,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:52,386 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2024-11-13 22:43:53,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:53,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 105 states and 133 transitions. [2024-11-13 22:43:53,063 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 133 transitions. [2024-11-13 22:43:53,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-11-13 22:43:53,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:53,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:53,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:54,415 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2024-11-13 22:43:55,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:55,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 106 states and 134 transitions. [2024-11-13 22:43:55,095 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 134 transitions. [2024-11-13 22:43:55,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-13 22:43:55,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:55,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:44:36,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:44:36,654 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:45:16,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:45:27,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:45:27,248 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 22:45:27,253 INFO L158 Benchmark]: Toolchain (without parser) took 229577.03ms. Allocated memory was 142.6MB in the beginning and 3.5GB in the end (delta: 3.4GB). Free memory was 117.1MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. [2024-11-13 22:45:27,253 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 167.8MB. Free memory is still 104.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:45:27,254 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1384.26ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 61.9MB in the end (delta: 55.2MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-13 22:45:27,254 INFO L158 Benchmark]: Boogie Procedure Inliner took 684.39ms. Allocated memory was 142.6MB in the beginning and 151.0MB in the end (delta: 8.4MB). Free memory was 61.9MB in the beginning and 66.6MB in the end (delta: -4.7MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. [2024-11-13 22:45:27,254 INFO L158 Benchmark]: Boogie Preprocessor took 990.87ms. Allocated memory was 151.0MB in the beginning and 167.8MB in the end (delta: 16.8MB). Free memory was 66.6MB in the beginning and 66.6MB in the end (delta: 11.0kB). Peak memory consumption was 43.9MB. Max. memory is 16.1GB. [2024-11-13 22:45:27,255 INFO L158 Benchmark]: RCFGBuilder took 13417.83ms. Allocated memory was 167.8MB in the beginning and 453.0MB in the end (delta: 285.2MB). Free memory was 66.3MB in the beginning and 109.7MB in the end (delta: -43.4MB). Peak memory consumption was 334.8MB. Max. memory is 16.1GB. [2024-11-13 22:45:27,255 INFO L158 Benchmark]: CodeCheck took 213089.49ms. Allocated memory was 453.0MB in the beginning and 3.5GB in the end (delta: 3.1GB). Free memory was 109.7MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. [2024-11-13 22:45:27,257 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 0.47ms. Allocated memory is still 167.8MB. Free memory is still 104.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1384.26ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 61.9MB in the end (delta: 55.2MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 684.39ms. Allocated memory was 142.6MB in the beginning and 151.0MB in the end (delta: 8.4MB). Free memory was 61.9MB in the beginning and 66.6MB in the end (delta: -4.7MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 990.87ms. Allocated memory was 151.0MB in the beginning and 167.8MB in the end (delta: 16.8MB). Free memory was 66.6MB in the beginning and 66.6MB in the end (delta: 11.0kB). Peak memory consumption was 43.9MB. Max. memory is 16.1GB. * RCFGBuilder took 13417.83ms. Allocated memory was 167.8MB in the beginning and 453.0MB in the end (delta: 285.2MB). Free memory was 66.3MB in the beginning and 109.7MB in the end (delta: -43.4MB). Peak memory consumption was 334.8MB. Max. memory is 16.1GB. * CodeCheck took 213089.49ms. Allocated memory was 453.0MB in the beginning and 3.5GB in the end (delta: 3.1GB). Free memory was 109.7MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 22:45:27,296 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/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_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/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_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.safe_linked_list_fifo_n2d4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/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 64bit --witnessprinter.graph.data.programhash a7b742cc0d0eaef445a8f90399cbd092d4cb10efae03dcad0c8e37a0643e7fd6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:45:30,039 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:45:30,147 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 22:45:30,205 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:45:30,206 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:45:30,207 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:45:30,207 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:45:30,207 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:45:30,208 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:45:30,208 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:45:30,209 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:45:30,209 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:45:30,209 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:45:30,209 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:45:30,210 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:45:30,210 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:45:30,210 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:45:30,210 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:45:30,210 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:45:30,210 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:45:30,211 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:45:30,211 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:45:30,211 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:45:30,211 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:45:30,211 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:45:30,211 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:45:30,212 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:45:30,212 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:45:30,212 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:45:30,212 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:45:30,212 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:45:30,213 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:45:30,213 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:45:30,213 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_af764ef4-600d-4d3d-85bb-35bebd180b78/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7b742cc0d0eaef445a8f90399cbd092d4cb10efae03dcad0c8e37a0643e7fd6 [2024-11-13 22:45:30,512 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:45:30,521 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:45:30,523 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:45:30,525 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:45:30,525 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:45:30,526 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.safe_linked_list_fifo_n2d4.c Unable to find full path for "g++" [2024-11-13 22:45:32,562 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:45:33,006 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:45:33,012 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.safe_linked_list_fifo_n2d4.c [2024-11-13 22:45:33,033 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/data/6971ad18b/80b695b56d33475bad6c03cb217ebb2a/FLAGcde50d85b [2024-11-13 22:45:33,057 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/data/6971ad18b/80b695b56d33475bad6c03cb217ebb2a [2024-11-13 22:45:33,061 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:45:33,062 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:45:33,065 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:45:33,066 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:45:33,070 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:45:33,071 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:45:33" (1/1) ... [2024-11-13 22:45:33,075 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e203b23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:33, skipping insertion in model container [2024-11-13 22:45:33,075 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:45:33" (1/1) ... [2024-11-13 22:45:33,134 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:45:33,352 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_af764ef4-600d-4d3d-85bb-35bebd180b78/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.safe_linked_list_fifo_n2d4.c[1266,1279] [2024-11-13 22:45:33,724 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:45:33,746 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:45:33,768 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_af764ef4-600d-4d3d-85bb-35bebd180b78/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.safe_linked_list_fifo_n2d4.c[1266,1279] [2024-11-13 22:45:33,971 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:45:33,986 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:45:33,987 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:33 WrapperNode [2024-11-13 22:45:33,987 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:45:33,988 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:45:33,988 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:45:33,989 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:45:34,009 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:33" (1/1) ... [2024-11-13 22:45:34,036 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:33" (1/1) ... [2024-11-13 22:45:34,121 INFO L138 Inliner]: procedures = 18, calls = 107, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1575 [2024-11-13 22:45:34,121 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:45:34,122 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:45:34,122 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:45:34,122 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:45:34,131 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:33" (1/1) ... [2024-11-13 22:45:34,131 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:33" (1/1) ... [2024-11-13 22:45:34,145 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:33" (1/1) ... [2024-11-13 22:45:34,145 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:33" (1/1) ... [2024-11-13 22:45:34,192 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:33" (1/1) ... [2024-11-13 22:45:34,199 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:33" (1/1) ... [2024-11-13 22:45:34,205 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:33" (1/1) ... [2024-11-13 22:45:34,211 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:33" (1/1) ... [2024-11-13 22:45:34,223 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:45:34,224 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:45:34,224 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:45:34,224 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:45:34,225 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:45:33" (1/1) ... [2024-11-13 22:45:34,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:45:34,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:45:34,287 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:45:34,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:45:34,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:45:34,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-13 22:45:34,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:45:34,334 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:45:34,334 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:45:34,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:45:34,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:45:34,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:45:34,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-13 22:45:34,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:45:34,781 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:45:34,784 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:45:36,367 INFO L? ?]: Removed 1019 outVars from TransFormulas that were not future-live. [2024-11-13 22:45:36,368 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:45:36,753 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:45:36,754 INFO L316 CfgBuilder]: Removed 19 assume(true) statements. [2024-11-13 22:45:36,754 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:45:36 BoogieIcfgContainer [2024-11-13 22:45:36,754 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:45:36,756 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:45:36,756 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:45:36,769 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:45:36,769 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:45:36" (1/1) ... [2024-11-13 22:45:36,778 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:45:36,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:45:36,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 37 states and 60 transitions. [2024-11-13 22:45:36,834 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 60 transitions. [2024-11-13 22:45:36,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 22:45:36,839 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:45:36,840 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:45:36,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:45:36,844 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:45:36,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:45:37,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:45:37,704 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:45:37,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:45:37,952 INFO L255 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 22:45:37,961 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:45:38,011 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-13 22:45:38,021 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 22:45:38,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:45:38,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 37 states and 59 transitions. [2024-11-13 22:45:38,101 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 59 transitions. [2024-11-13 22:45:38,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 22:45:38,102 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:45:38,102 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:45:38,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:45:38,107 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:45:38,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:45:38,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:45:38,860 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:45:39,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:45:39,043 INFO L255 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 22:45:39,048 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:45:39,063 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-13 22:45:39,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:45:39,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:45:39,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 38 states and 60 transitions. [2024-11-13 22:45:39,116 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 60 transitions. [2024-11-13 22:45:39,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 22:45:39,117 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:45:39,118 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:45:39,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:45:39,121 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:45:39,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:45:39,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:45:39,957 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:45:40,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:45:40,131 INFO L255 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 22:45:40,136 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:45:40,152 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 22:45:40,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 22:45:40,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:45:40,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 39 states and 61 transitions. [2024-11-13 22:45:40,194 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 61 transitions. [2024-11-13 22:45:40,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 22:45:40,195 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:45:40,195 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:45:40,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:45:40,197 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:45:40,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 22:45:40,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:45:40,967 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:45:41,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:45:41,145 INFO L255 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:45:41,153 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:45:41,189 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 22:45:41,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 22:45:41,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:45:41,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 40 states and 62 transitions. [2024-11-13 22:45:41,277 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 62 transitions. [2024-11-13 22:45:41,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:45:41,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:45:41,279 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:45:41,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:45:41,281 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:45:41,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 22:45:42,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:45:42,084 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:45:42,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:45:42,261 INFO L255 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:45:42,265 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:45:42,291 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 22:45:42,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 22:45:42,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:45:42,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 41 states and 63 transitions. [2024-11-13 22:45:42,376 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 63 transitions. [2024-11-13 22:45:42,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 22:45:42,377 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:45:42,378 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:45:42,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:45:42,380 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:45:42,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 22:45:43,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:45:43,220 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:45:43,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:45:43,396 INFO L255 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:45:43,399 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:45:43,435 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-13 22:45:43,444 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 22:45:43,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:45:43,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 42 states and 63 transitions. [2024-11-13 22:45:43,533 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 63 transitions. [2024-11-13 22:45:43,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 22:45:43,535 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:45:43,535 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:45:43,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:45:43,537 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:45:43,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 22:45:44,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:45:44,349 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:45:44,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:45:44,525 INFO L255 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:45:44,528 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:45:44,562 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-13 22:45:44,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-13 22:45:44,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:45:44,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 43 states and 64 transitions. [2024-11-13 22:45:44,670 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 64 transitions. [2024-11-13 22:45:44,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 22:45:44,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:45:44,671 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:45:44,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:45:44,673 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:45:44,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 22:45:45,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:45:45,522 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:45:45,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:45:45,681 INFO L255 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 22:45:45,685 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:45:45,725 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-13 22:45:45,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-13 22:45:45,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:45:45,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 44 states and 64 transitions. [2024-11-13 22:45:45,829 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 64 transitions. [2024-11-13 22:45:45,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 22:45:45,830 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:45:45,830 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:45:45,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:45:45,832 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:45:45,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 22:45:46,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:45:46,662 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:45:46,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:45:46,828 INFO L255 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:45:46,831 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:45:46,865 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-13 22:45:46,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 22:45:46,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:45:46,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2024-11-13 22:45:46,962 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2024-11-13 22:45:46,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 22:45:46,963 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:45:46,963 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:45:46,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:45:46,968 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:45:46,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 22:45:47,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:45:47,864 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:45:48,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:45:48,079 INFO L255 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 22:45:48,083 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:45:48,143 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-13 22:45:48,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-13 22:45:48,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:45:48,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 46 states and 65 transitions. [2024-11-13 22:45:48,329 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 65 transitions. [2024-11-13 22:45:48,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 22:45:48,330 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:45:48,330 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:45:48,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:45:48,333 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:45:48,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 22:45:49,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:45:49,286 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:45:49,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:45:49,473 INFO L255 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 22:45:49,477 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:45:50,283 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-13 22:45:50,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-13 22:45:53,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:45:53,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 58 states and 85 transitions. [2024-11-13 22:45:53,749 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 85 transitions. [2024-11-13 22:45:53,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-13 22:45:53,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:45:53,750 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:45:53,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:45:53,753 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:45:53,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 22:45:55,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:45:55,218 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:45:55,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:45:55,678 INFO L255 TraceCheckSpWp]: Trace formula consists of 874 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 22:45:55,681 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:45:55,807 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-11-13 22:45:55,823 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-13 22:45:56,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:45:56,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 59 states and 86 transitions. [2024-11-13 22:45:56,092 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 86 transitions. [2024-11-13 22:45:56,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-13 22:45:56,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:45:56,093 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:45:56,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:45:56,098 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:45:56,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 22:45:57,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:45:57,619 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:45:58,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:45:58,016 INFO L255 TraceCheckSpWp]: Trace formula consists of 880 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 22:45:58,019 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:45:58,217 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-11-13 22:45:58,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-13 22:45:58,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:45:58,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 60 states and 87 transitions. [2024-11-13 22:45:58,438 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 87 transitions. [2024-11-13 22:45:58,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-13 22:45:58,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:45:58,440 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:45:58,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:45:58,441 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:45:58,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-13 22:46:00,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:00,082 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:46:00,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:00,476 INFO L255 TraceCheckSpWp]: Trace formula consists of 886 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 22:46:00,480 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:46:00,656 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-13 22:46:00,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-13 22:46:00,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:46:00,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 61 states and 88 transitions. [2024-11-13 22:46:00,957 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 88 transitions. [2024-11-13 22:46:00,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-13 22:46:00,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:46:00,959 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:46:00,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:46:00,964 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:46:00,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-13 22:46:02,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:02,655 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:46:03,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:03,063 INFO L255 TraceCheckSpWp]: Trace formula consists of 892 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 22:46:03,067 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:46:03,256 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-11-13 22:46:03,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-13 22:46:03,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:46:03,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-11-13 22:46:03,544 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-11-13 22:46:03,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-13 22:46:03,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:46:03,545 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:46:03,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:46:03,547 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:46:03,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-13 22:46:05,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:05,382 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:46:05,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:05,764 INFO L255 TraceCheckSpWp]: Trace formula consists of 898 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 22:46:05,772 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:46:05,962 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2024-11-13 22:46:05,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-13 22:46:06,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:46:06,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 63 states and 90 transitions. [2024-11-13 22:46:06,227 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 90 transitions. [2024-11-13 22:46:06,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 22:46:06,228 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:46:06,228 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:46:06,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:46:06,235 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:46:06,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-13 22:46:08,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:08,117 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:46:08,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:08,509 INFO L255 TraceCheckSpWp]: Trace formula consists of 904 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 22:46:08,512 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:46:08,713 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-13 22:46:08,740 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2024-11-13 22:46:08,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:46:08,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 64 states and 91 transitions. [2024-11-13 22:46:08,999 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 91 transitions. [2024-11-13 22:46:08,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-13 22:46:08,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:46:09,000 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:46:09,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:46:09,004 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:46:09,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-13 22:46:11,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:11,080 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:46:11,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:11,588 INFO L255 TraceCheckSpWp]: Trace formula consists of 910 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 22:46:11,595 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:46:11,870 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2024-11-13 22:46:11,901 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-13 22:46:12,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:46:12,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 65 states and 92 transitions. [2024-11-13 22:46:12,234 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 92 transitions. [2024-11-13 22:46:12,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-13 22:46:12,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:46:12,235 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:46:12,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:46:12,238 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:46:12,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-13 22:46:14,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:14,978 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:46:15,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:15,482 INFO L255 TraceCheckSpWp]: Trace formula consists of 916 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 22:46:15,487 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:46:15,777 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-11-13 22:46:15,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-13 22:46:16,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:46:16,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 66 states and 93 transitions. [2024-11-13 22:46:16,127 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 93 transitions. [2024-11-13 22:46:16,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-13 22:46:16,128 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:46:16,129 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:46:16,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:46:16,131 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:46:16,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-13 22:46:18,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:18,420 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:46:18,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:18,824 INFO L255 TraceCheckSpWp]: Trace formula consists of 922 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 22:46:18,827 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:46:19,057 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-11-13 22:46:19,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Forceful destruction successful, exit code 0 [2024-11-13 22:46:19,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:46:19,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 67 states and 94 transitions. [2024-11-13 22:46:19,368 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 94 transitions. [2024-11-13 22:46:19,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-13 22:46:19,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:46:19,369 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:46:19,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:46:19,372 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:46:19,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-13 22:46:21,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:21,646 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:46:22,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:22,031 INFO L255 TraceCheckSpWp]: Trace formula consists of 928 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 22:46:22,034 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:46:22,351 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-11-13 22:46:22,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-11-13 22:46:22,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:46:22,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 68 states and 95 transitions. [2024-11-13 22:46:22,668 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 95 transitions. [2024-11-13 22:46:22,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-13 22:46:22,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:46:22,669 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:46:22,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:46:22,671 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:46:22,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-13 22:46:25,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:25,002 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:46:25,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:25,395 INFO L255 TraceCheckSpWp]: Trace formula consists of 934 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 22:46:25,400 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:46:25,759 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2024-11-13 22:46:25,799 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-13 22:46:26,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:46:26,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 69 states and 96 transitions. [2024-11-13 22:46:26,174 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 96 transitions. [2024-11-13 22:46:26,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-13 22:46:26,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:46:26,175 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:46:26,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:46:26,176 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:46:26,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-13 22:46:28,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:28,670 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:46:29,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:29,059 INFO L255 TraceCheckSpWp]: Trace formula consists of 940 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 22:46:29,062 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:46:29,316 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2024-11-13 22:46:29,345 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-11-13 22:46:29,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:46:29,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 70 states and 97 transitions. [2024-11-13 22:46:29,753 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 97 transitions. [2024-11-13 22:46:29,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-13 22:46:29,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:46:29,754 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:46:29,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:46:29,756 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:46:29,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-13 22:46:32,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:32,285 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:46:32,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:32,679 INFO L255 TraceCheckSpWp]: Trace formula consists of 946 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 22:46:32,682 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:46:33,039 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2024-11-13 22:46:33,071 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-11-13 22:46:33,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:46:33,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 71 states and 98 transitions. [2024-11-13 22:46:33,372 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 98 transitions. [2024-11-13 22:46:33,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-13 22:46:33,373 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:46:33,373 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:46:33,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:46:33,375 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:46:33,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-13 22:46:35,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:35,993 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:46:36,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:36,406 INFO L255 TraceCheckSpWp]: Trace formula consists of 952 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 22:46:36,409 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:46:36,685 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2024-11-13 22:46:36,718 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Forceful destruction successful, exit code 0 [2024-11-13 22:46:37,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:46:37,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 72 states and 99 transitions. [2024-11-13 22:46:37,155 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 99 transitions. [2024-11-13 22:46:37,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-13 22:46:37,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:46:37,156 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:46:37,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:46:37,160 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:46:37,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-13 22:46:39,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:39,937 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:46:40,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:40,367 INFO L255 TraceCheckSpWp]: Trace formula consists of 958 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 22:46:40,371 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:46:40,724 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2024-11-13 22:46:40,758 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Forceful destruction successful, exit code 0 [2024-11-13 22:46:41,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:46:41,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 73 states and 100 transitions. [2024-11-13 22:46:41,088 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 100 transitions. [2024-11-13 22:46:41,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-13 22:46:41,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:46:41,088 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:46:41,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:46:41,090 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:46:41,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-13 22:46:43,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:43,910 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:46:44,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:44,407 INFO L255 TraceCheckSpWp]: Trace formula consists of 964 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:46:44,413 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:46:44,855 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2024-11-13 22:46:44,902 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-11-13 22:46:45,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:46:45,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 74 states and 100 transitions. [2024-11-13 22:46:45,843 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 100 transitions. [2024-11-13 22:46:45,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-13 22:46:45,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:46:45,844 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:46:45,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:46:45,848 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:46:45,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-13 22:46:48,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:48,707 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:46:49,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:49,128 INFO L255 TraceCheckSpWp]: Trace formula consists of 970 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:46:49,133 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:46:49,444 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2024-11-13 22:46:49,485 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-11-13 22:46:50,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:46:50,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 75 states and 100 transitions. [2024-11-13 22:46:50,306 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 100 transitions. [2024-11-13 22:46:50,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-13 22:46:50,307 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:46:50,307 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:46:50,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:46:50,310 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:46:50,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-13 22:46:53,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:53,291 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:46:53,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:53,713 INFO L255 TraceCheckSpWp]: Trace formula consists of 976 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:46:53,716 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:46:54,058 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-11-13 22:46:54,098 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Forceful destruction successful, exit code 0 [2024-11-13 22:46:54,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:46:54,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 76 states and 100 transitions. [2024-11-13 22:46:54,984 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 100 transitions. [2024-11-13 22:46:54,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-13 22:46:54,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:46:54,986 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:46:54,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:46:54,988 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:46:54,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-13 22:46:58,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:58,100 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:46:58,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:46:58,568 INFO L255 TraceCheckSpWp]: Trace formula consists of 982 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:46:58,572 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:46:59,022 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2024-11-13 22:46:59,064 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-11-13 22:47:00,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:47:00,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 77 states and 101 transitions. [2024-11-13 22:47:00,473 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 101 transitions. [2024-11-13 22:47:00,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-13 22:47:00,474 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:47:00,474 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:47:00,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:47:00,478 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:47:00,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-13 22:47:04,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:47:04,341 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:47:04,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:47:04,787 INFO L255 TraceCheckSpWp]: Trace formula consists of 988 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:47:04,790 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:47:05,175 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-13 22:47:05,217 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-11-13 22:47:06,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:47:06,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 78 states and 102 transitions. [2024-11-13 22:47:06,194 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 102 transitions. [2024-11-13 22:47:06,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-13 22:47:06,195 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:47:06,195 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:47:06,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:47:06,197 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:47:06,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-11-13 22:47:09,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:47:09,539 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:47:09,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:47:10,006 INFO L255 TraceCheckSpWp]: Trace formula consists of 994 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:47:10,009 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:47:10,403 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-11-13 22:47:10,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-11-13 22:47:11,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:47:11,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 79 states and 103 transitions. [2024-11-13 22:47:11,458 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 103 transitions. [2024-11-13 22:47:11,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-13 22:47:11,459 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:47:11,459 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:47:11,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:47:11,461 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:47:11,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-11-13 22:47:14,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:47:14,904 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:47:15,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:47:15,336 INFO L255 TraceCheckSpWp]: Trace formula consists of 1000 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:47:15,339 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:47:15,726 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2024-11-13 22:47:15,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-11-13 22:47:16,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:47:16,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 80 states and 104 transitions. [2024-11-13 22:47:16,834 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 104 transitions. [2024-11-13 22:47:16,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-13 22:47:16,835 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:47:16,835 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:47:16,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:47:16,837 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:47:16,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-11-13 22:47:20,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:47:20,514 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:47:20,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:47:20,993 INFO L255 TraceCheckSpWp]: Trace formula consists of 1006 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:47:20,996 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:47:21,452 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2024-11-13 22:47:21,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-11-13 22:47:22,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:47:22,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 81 states and 105 transitions. [2024-11-13 22:47:22,794 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 105 transitions. [2024-11-13 22:47:22,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-13 22:47:22,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:47:22,794 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:47:22,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:47:22,796 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:47:22,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-11-13 22:47:26,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:47:26,392 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:47:26,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:47:26,825 INFO L255 TraceCheckSpWp]: Trace formula consists of 1012 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:47:26,828 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:47:27,263 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2024-11-13 22:47:27,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-11-13 22:47:28,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:47:28,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 82 states and 105 transitions. [2024-11-13 22:47:28,407 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 105 transitions. [2024-11-13 22:47:28,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-13 22:47:28,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:47:28,408 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:47:28,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:47:28,410 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:47:28,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-11-13 22:47:32,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:47:32,137 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:47:32,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:47:32,612 INFO L255 TraceCheckSpWp]: Trace formula consists of 1018 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:47:32,616 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:47:33,097 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-11-13 22:47:33,129 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Forceful destruction successful, exit code 0 [2024-11-13 22:47:34,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:47:34,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 83 states and 106 transitions. [2024-11-13 22:47:34,283 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 106 transitions. [2024-11-13 22:47:34,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-13 22:47:34,284 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:47:34,284 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:47:34,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:47:34,286 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:47:34,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-11-13 22:47:38,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:47:38,195 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:47:38,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:47:38,719 INFO L255 TraceCheckSpWp]: Trace formula consists of 1024 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:47:38,724 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:47:39,259 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2024-11-13 22:47:39,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-11-13 22:47:40,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:47:40,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 84 states and 106 transitions. [2024-11-13 22:47:40,835 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 106 transitions. [2024-11-13 22:47:40,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-13 22:47:40,835 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:47:40,835 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:47:40,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:47:40,837 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:47:40,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-11-13 22:47:44,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:47:44,783 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:47:45,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:47:45,278 INFO L255 TraceCheckSpWp]: Trace formula consists of 1030 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:47:45,281 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:47:45,744 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2024-11-13 22:47:45,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-11-13 22:47:46,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:47:46,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 85 states and 106 transitions. [2024-11-13 22:47:46,989 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 106 transitions. [2024-11-13 22:47:46,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-13 22:47:46,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:47:46,990 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:47:46,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:47:46,992 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:47:46,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-11-13 22:47:51,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:47:51,045 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:47:51,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:47:51,483 INFO L255 TraceCheckSpWp]: Trace formula consists of 1036 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:47:51,486 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:47:51,952 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2024-11-13 22:47:51,987 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-11-13 22:47:53,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:47:53,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 86 states and 107 transitions. [2024-11-13 22:47:53,274 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 107 transitions. [2024-11-13 22:47:53,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-13 22:47:53,275 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:47:53,275 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:47:53,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:47:53,279 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:47:53,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-11-13 22:47:57,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:47:57,454 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:47:57,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:47:57,940 INFO L255 TraceCheckSpWp]: Trace formula consists of 1042 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:47:57,943 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:47:58,460 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2024-11-13 22:47:58,491 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Forceful destruction successful, exit code 0 [2024-11-13 22:47:59,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:47:59,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 87 states and 108 transitions. [2024-11-13 22:47:59,775 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 108 transitions. [2024-11-13 22:47:59,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-13 22:47:59,776 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:47:59,776 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:47:59,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:47:59,779 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:47:59,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-11-13 22:48:04,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:04,050 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:48:04,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:04,503 INFO L255 TraceCheckSpWp]: Trace formula consists of 1048 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:48:04,506 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:48:05,042 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-11-13 22:48:05,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-11-13 22:48:06,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:06,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 88 states and 109 transitions. [2024-11-13 22:48:06,278 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 109 transitions. [2024-11-13 22:48:06,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-13 22:48:06,278 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:06,279 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:48:06,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:48:06,280 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:48:06,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-11-13 22:48:10,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:10,690 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:48:11,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:11,182 INFO L255 TraceCheckSpWp]: Trace formula consists of 1054 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:48:11,185 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:48:11,709 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 62 proven. 3 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-11-13 22:48:11,740 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (43)] Forceful destruction successful, exit code 0 [2024-11-13 22:48:13,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:13,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 89 states and 110 transitions. [2024-11-13 22:48:13,192 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 110 transitions. [2024-11-13 22:48:13,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-13 22:48:13,192 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:13,193 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:48:13,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:48:13,196 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:48:13,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-11-13 22:48:17,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:17,584 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:48:18,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:18,035 INFO L255 TraceCheckSpWp]: Trace formula consists of 1060 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 22:48:18,038 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:48:18,574 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 62 proven. 6 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-11-13 22:48:18,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-11-13 22:48:20,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:20,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 90 states and 110 transitions. [2024-11-13 22:48:20,174 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 110 transitions. [2024-11-13 22:48:20,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-13 22:48:20,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:20,175 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:48:20,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:48:20,178 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:48:20,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-11-13 22:48:24,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:24,672 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:48:25,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:25,128 INFO L255 TraceCheckSpWp]: Trace formula consists of 1066 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:48:25,130 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:48:25,661 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 62 proven. 3 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-13 22:48:25,696 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-11-13 22:48:27,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:27,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 91 states and 111 transitions. [2024-11-13 22:48:27,357 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 111 transitions. [2024-11-13 22:48:27,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-13 22:48:27,358 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:27,358 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:48:27,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:48:27,360 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:48:27,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-11-13 22:48:33,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:33,403 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:48:34,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:34,032 INFO L255 TraceCheckSpWp]: Trace formula consists of 1072 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 22:48:34,035 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:48:34,794 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 62 proven. 6 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-13 22:48:34,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-11-13 22:48:36,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:36,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 92 states and 111 transitions. [2024-11-13 22:48:36,522 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 111 transitions. [2024-11-13 22:48:36,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-13 22:48:36,522 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:36,523 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:48:36,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:48:36,524 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:48:36,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-11-13 22:48:41,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:41,237 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:48:41,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:41,710 INFO L255 TraceCheckSpWp]: Trace formula consists of 1078 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:48:41,713 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:48:42,449 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 62 proven. 3 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-11-13 22:48:42,524 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-11-13 22:48:44,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:44,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 93 states and 112 transitions. [2024-11-13 22:48:44,025 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 112 transitions. [2024-11-13 22:48:44,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-13 22:48:44,025 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:44,026 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:48:44,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:48:44,030 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:48:44,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-11-13 22:48:48,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:48,904 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:48:49,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:49,383 INFO L255 TraceCheckSpWp]: Trace formula consists of 1084 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 22:48:49,386 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:48:50,028 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 62 proven. 6 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-11-13 22:48:50,069 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-11-13 22:48:51,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:51,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 94 states and 112 transitions. [2024-11-13 22:48:51,836 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 112 transitions. [2024-11-13 22:48:51,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-13 22:48:51,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:51,837 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:48:51,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:48:51,840 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:48:51,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-11-13 22:48:56,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:56,752 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:48:57,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:57,215 INFO L255 TraceCheckSpWp]: Trace formula consists of 1090 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:48:57,218 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:48:57,840 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 62 proven. 3 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-11-13 22:48:57,875 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-11-13 22:48:59,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:59,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 95 states and 113 transitions. [2024-11-13 22:48:59,511 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 113 transitions. [2024-11-13 22:48:59,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-13 22:48:59,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:59,512 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:48:59,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:48:59,516 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:48:59,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-11-13 22:49:04,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:49:04,647 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:49:05,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:49:05,167 INFO L255 TraceCheckSpWp]: Trace formula consists of 1096 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 22:49:05,171 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:49:05,746 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 62 proven. 6 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-11-13 22:49:05,783 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (50)] Forceful destruction successful, exit code 0 [2024-11-13 22:49:07,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:49:07,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 96 states and 113 transitions. [2024-11-13 22:49:07,500 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 113 transitions. [2024-11-13 22:49:07,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 22:49:07,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:49:07,501 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:49:07,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:49:07,503 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:49:07,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-11-13 22:49:12,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:49:12,721 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:49:13,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:49:13,268 INFO L255 TraceCheckSpWp]: Trace formula consists of 1102 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:49:13,271 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:49:13,912 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 62 proven. 3 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2024-11-13 22:49:13,950 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (51)] Forceful destruction successful, exit code 0 [2024-11-13 22:49:15,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:49:15,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 97 states and 114 transitions. [2024-11-13 22:49:15,637 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 114 transitions. [2024-11-13 22:49:15,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-13 22:49:15,638 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:49:15,638 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:49:15,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:49:15,640 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:49:15,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-11-13 22:49:20,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:49:20,954 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:49:21,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:49:21,472 INFO L255 TraceCheckSpWp]: Trace formula consists of 1108 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 22:49:21,475 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:49:22,134 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 62 proven. 6 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2024-11-13 22:49:22,182 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-11-13 22:49:23,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:49:23,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 98 states and 114 transitions. [2024-11-13 22:49:23,916 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 114 transitions. [2024-11-13 22:49:23,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-13 22:49:23,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:49:23,917 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:49:23,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:49:23,921 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:49:23,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-11-13 22:49:29,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:49:29,322 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:49:29,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:49:29,927 INFO L255 TraceCheckSpWp]: Trace formula consists of 1114 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:49:29,930 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:49:30,626 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 62 proven. 3 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2024-11-13 22:49:30,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-11-13 22:49:32,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:49:32,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 99 states and 115 transitions. [2024-11-13 22:49:32,441 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 115 transitions. [2024-11-13 22:49:32,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-13 22:49:32,442 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:49:32,442 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:49:32,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:49:32,445 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:49:32,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-11-13 22:49:37,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:49:37,941 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:49:38,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:49:38,457 INFO L255 TraceCheckSpWp]: Trace formula consists of 1120 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 22:49:38,460 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:49:39,153 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 62 proven. 6 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2024-11-13 22:49:39,194 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-11-13 22:49:41,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:49:41,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 100 states and 115 transitions. [2024-11-13 22:49:41,100 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 115 transitions. [2024-11-13 22:49:41,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-13 22:49:41,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:49:41,100 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:49:41,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:49:41,102 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:49:41,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-11-13 22:49:46,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:49:46,672 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:49:47,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:49:47,149 INFO L255 TraceCheckSpWp]: Trace formula consists of 1126 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:49:47,153 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:49:47,864 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 62 proven. 3 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-11-13 22:49:47,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (55)] Forceful destruction successful, exit code 0 [2024-11-13 22:49:49,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:49:49,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 101 states and 116 transitions. [2024-11-13 22:49:49,761 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 116 transitions. [2024-11-13 22:49:49,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-13 22:49:49,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:49:49,761 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:49:49,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:49:49,765 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:49:49,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-11-13 22:49:55,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:49:55,569 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:49:56,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:49:56,043 INFO L255 TraceCheckSpWp]: Trace formula consists of 1132 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 22:49:56,046 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:49:56,803 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 62 proven. 6 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-11-13 22:49:56,845 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (56)] Forceful destruction successful, exit code 0 [2024-11-13 22:49:58,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:49:58,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 102 states and 116 transitions. [2024-11-13 22:49:58,730 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 116 transitions. [2024-11-13 22:49:58,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-13 22:49:58,730 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:49:58,730 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:49:58,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:49:58,732 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:49:58,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-11-13 22:50:04,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:50:04,642 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:50:05,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:50:05,125 INFO L255 TraceCheckSpWp]: Trace formula consists of 1138 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:50:05,128 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:50:05,868 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 62 proven. 3 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2024-11-13 22:50:05,912 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2024-11-13 22:50:07,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:50:07,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 103 states and 117 transitions. [2024-11-13 22:50:07,884 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 117 transitions. [2024-11-13 22:50:07,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-11-13 22:50:07,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:50:07,885 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:50:07,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:50:07,887 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:50:07,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-11-13 22:50:13,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:50:13,920 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:50:14,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:50:14,390 INFO L255 TraceCheckSpWp]: Trace formula consists of 1144 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 22:50:14,394 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:50:15,145 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 62 proven. 6 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2024-11-13 22:50:15,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2024-11-13 22:50:17,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:50:17,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 104 states and 117 transitions. [2024-11-13 22:50:17,450 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 117 transitions. [2024-11-13 22:50:17,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-13 22:50:17,451 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:50:17,451 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:50:17,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:50:17,453 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:50:17,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-11-13 22:50:24,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:50:24,845 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:50:25,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:50:25,326 INFO L255 TraceCheckSpWp]: Trace formula consists of 1150 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:50:25,329 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:50:26,089 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 62 proven. 3 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2024-11-13 22:50:26,133 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (59)] Ended with exit code 0 [2024-11-13 22:50:28,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:50:28,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 105 states and 118 transitions. [2024-11-13 22:50:28,157 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 118 transitions. [2024-11-13 22:50:28,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-11-13 22:50:28,157 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:50:28,157 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:50:28,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:50:28,159 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:50:28,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-11-13 22:50:34,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:50:34,372 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:50:34,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:50:34,922 INFO L255 TraceCheckSpWp]: Trace formula consists of 1156 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 22:50:34,926 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:50:35,828 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 62 proven. 6 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2024-11-13 22:50:35,884 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (60)] Ended with exit code 0 [2024-11-13 22:50:37,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:50:37,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 106 states and 118 transitions. [2024-11-13 22:50:37,984 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 118 transitions. [2024-11-13 22:50:37,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-13 22:50:37,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:50:37,985 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:50:37,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:50:37,987 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:50:37,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-11-13 22:50:44,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:50:44,650 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:50:45,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:50:45,181 INFO L255 TraceCheckSpWp]: Trace formula consists of 1162 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-13 22:50:45,190 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:50:54,099 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 4 proven. 20 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2024-11-13 22:50:54,160 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af764ef4-600d-4d3d-85bb-35bebd180b78/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0