./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.8.ufo.BOUNDED-16.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622330f4-0cfa-484b-9109-ea75a4ebe7dc/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622330f4-0cfa-484b-9109-ea75a4ebe7dc/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_622330f4-0cfa-484b-9109-ea75a4ebe7dc/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622330f4-0cfa-484b-9109-ea75a4ebe7dc/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.8.ufo.BOUNDED-16.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622330f4-0cfa-484b-9109-ea75a4ebe7dc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622330f4-0cfa-484b-9109-ea75a4ebe7dc/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6327d27f7abe073a313b5cd298156d916d823d684efcd0c205043cb09610f085 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:22:49,013 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:22:49,109 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622330f4-0cfa-484b-9109-ea75a4ebe7dc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:22:49,119 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:22:49,123 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:22:49,162 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:22:49,163 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:22:49,163 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:22:49,164 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:22:49,164 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:22:49,165 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:22:49,166 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:22:49,166 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:22:49,166 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:22:49,166 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:22:49,166 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:22:49,166 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:22:49,167 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:22:49,167 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:22:49,167 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:22:49,168 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:22:49,168 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:22:49,168 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:22:49,168 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:22:49,168 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:22:49,168 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:22:49,168 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:22:49,169 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:22:49,169 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:22:49,169 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:22:49,170 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:22:49,170 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:22:49,170 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:22:49,170 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_622330f4-0cfa-484b-9109-ea75a4ebe7dc/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6327d27f7abe073a313b5cd298156d916d823d684efcd0c205043cb09610f085 [2024-11-13 20:22:49,512 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:22:49,531 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:22:49,535 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:22:49,538 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:22:49,539 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:22:49,542 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622330f4-0cfa-484b-9109-ea75a4ebe7dc/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.8.ufo.BOUNDED-16.pals.c Unable to find full path for "g++" [2024-11-13 20:22:51,673 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:22:52,016 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:22:52,017 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622330f4-0cfa-484b-9109-ea75a4ebe7dc/sv-benchmarks/c/seq-mthreaded/pals_lcr.8.ufo.BOUNDED-16.pals.c [2024-11-13 20:22:52,029 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622330f4-0cfa-484b-9109-ea75a4ebe7dc/bin/ukojak-verify-EEHR8qb7sm/data/639b04c62/47e75763a0944765ac925c572f0ffc2c/FLAG820ef383f [2024-11-13 20:22:52,045 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622330f4-0cfa-484b-9109-ea75a4ebe7dc/bin/ukojak-verify-EEHR8qb7sm/data/639b04c62/47e75763a0944765ac925c572f0ffc2c [2024-11-13 20:22:52,048 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:22:52,050 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:22:52,052 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:22:52,052 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:22:52,057 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:22:52,058 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:22:52" (1/1) ... [2024-11-13 20:22:52,059 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46d11fee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:52, skipping insertion in model container [2024-11-13 20:22:52,059 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:22:52" (1/1) ... [2024-11-13 20:22:52,097 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:22:52,465 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_622330f4-0cfa-484b-9109-ea75a4ebe7dc/sv-benchmarks/c/seq-mthreaded/pals_lcr.8.ufo.BOUNDED-16.pals.c[26453,26466] [2024-11-13 20:22:52,470 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:22:52,483 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:22:52,553 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_622330f4-0cfa-484b-9109-ea75a4ebe7dc/sv-benchmarks/c/seq-mthreaded/pals_lcr.8.ufo.BOUNDED-16.pals.c[26453,26466] [2024-11-13 20:22:52,554 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:22:52,572 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:22:52,572 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:52 WrapperNode [2024-11-13 20:22:52,573 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:22:52,574 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:22:52,574 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:22:52,574 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:22:52,581 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:52" (1/1) ... [2024-11-13 20:22:52,593 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:52" (1/1) ... [2024-11-13 20:22:52,638 INFO L138 Inliner]: procedures = 27, calls = 19, calls flagged for inlining = 14, calls inlined = 14, statements flattened = 531 [2024-11-13 20:22:52,638 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:22:52,642 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:22:52,642 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:22:52,642 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:22:52,650 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:52" (1/1) ... [2024-11-13 20:22:52,651 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:52" (1/1) ... [2024-11-13 20:22:52,654 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:52" (1/1) ... [2024-11-13 20:22:52,655 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:52" (1/1) ... [2024-11-13 20:22:52,665 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:52" (1/1) ... [2024-11-13 20:22:52,672 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:52" (1/1) ... [2024-11-13 20:22:52,675 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:52" (1/1) ... [2024-11-13 20:22:52,677 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:52" (1/1) ... [2024-11-13 20:22:52,681 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:22:52,682 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:22:52,682 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:22:52,682 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:22:52,683 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:52" (1/1) ... [2024-11-13 20:22:52,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:22:52,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622330f4-0cfa-484b-9109-ea75a4ebe7dc/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:22:52,735 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622330f4-0cfa-484b-9109-ea75a4ebe7dc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:22:52,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_622330f4-0cfa-484b-9109-ea75a4ebe7dc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:22:52,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:22:52,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:22:52,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:22:52,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:22:52,943 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:22:52,945 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:22:53,747 INFO L? ?]: Removed 55 outVars from TransFormulas that were not future-live. [2024-11-13 20:22:53,747 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:22:54,968 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:22:54,969 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:22:54,970 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:22:54 BoogieIcfgContainer [2024-11-13 20:22:54,970 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:22:54,971 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:22:54,971 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:22:54,988 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:22:54,988 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:22:54" (1/1) ... [2024-11-13 20:22:55,000 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:22:55,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:55,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2024-11-13 20:22:55,119 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2024-11-13 20:22:55,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 20:22:55,122 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:55,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:55,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:59,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:22:59,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:59,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2024-11-13 20:22:59,315 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2024-11-13 20:22:59,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:22:59,316 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:59,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:59,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:59,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:23:00,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:23:00,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 27 transitions. [2024-11-13 20:23:00,347 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 27 transitions. [2024-11-13 20:23:00,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:23:00,348 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:23:00,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:23:00,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:02,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:23:03,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:23:03,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 21 states and 35 transitions. [2024-11-13 20:23:03,414 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 35 transitions. [2024-11-13 20:23:03,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 20:23:03,417 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:23:03,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:23:03,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:05,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:23:05,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:23:05,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 24 states and 40 transitions. [2024-11-13 20:23:05,985 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 40 transitions. [2024-11-13 20:23:05,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 20:23:05,985 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:23:05,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:23:06,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:23,284 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:23:30,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:23:30,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 34 states and 62 transitions. [2024-11-13 20:23:30,563 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 62 transitions. [2024-11-13 20:23:30,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 20:23:30,563 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:23:30,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:23:30,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:41,215 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:23:56,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:23:56,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 46 states and 87 transitions. [2024-11-13 20:23:56,802 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 87 transitions. [2024-11-13 20:23:56,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 20:23:56,803 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:23:56,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:23:56,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:57,630 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:24:07,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:24:07,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 57 states and 112 transitions. [2024-11-13 20:24:07,760 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 112 transitions. [2024-11-13 20:24:07,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 20:24:07,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:24:07,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:24:08,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:18,085 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:24:30,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:24:30,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 68 states and 134 transitions. [2024-11-13 20:24:30,592 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 134 transitions. [2024-11-13 20:24:30,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 20:24:30,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:24:30,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:24:30,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:34,112 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:24:49,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:24:49,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 78 states and 171 transitions. [2024-11-13 20:24:49,318 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 171 transitions. [2024-11-13 20:24:49,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 20:24:49,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:24:49,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:24:49,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:53,583 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:25:15,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:25:15,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 96 states and 234 transitions. [2024-11-13 20:25:15,755 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 234 transitions. [2024-11-13 20:25:15,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:25:15,756 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:25:15,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:25:15,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:25:19,936 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:25:29,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:25:29,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 107 states and 271 transitions. [2024-11-13 20:25:29,834 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 271 transitions. [2024-11-13 20:25:29,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:25:29,836 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:25:29,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:25:29,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:25:31,460 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:25:48,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:25:48,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 123 states and 305 transitions. [2024-11-13 20:25:48,758 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 305 transitions. [2024-11-13 20:25:48,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:25:48,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:25:48,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:25:48,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:25:52,928 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:25:56,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:25:56,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 126 states and 321 transitions. [2024-11-13 20:25:56,800 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 321 transitions. [2024-11-13 20:25:56,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:25:56,801 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:25:56,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:25:56,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:01,098 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:26:12,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:12,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 136 states and 357 transitions. [2024-11-13 20:26:12,021 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 357 transitions. [2024-11-13 20:26:12,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:26:12,022 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:12,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:12,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:16,277 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:26:26,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:26,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 144 states and 388 transitions. [2024-11-13 20:26:26,168 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 388 transitions. [2024-11-13 20:26:26,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:26:26,168 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:26,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:26,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:28,108 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:26:35,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:35,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 150 states and 415 transitions. [2024-11-13 20:26:35,929 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 415 transitions. [2024-11-13 20:26:35,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:26:35,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:35,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:36,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:40,280 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:26:48,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:48,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 156 states and 443 transitions. [2024-11-13 20:26:48,112 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 443 transitions. [2024-11-13 20:26:48,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:26:48,112 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:48,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:48,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:48,629 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:26:49,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:49,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 157 states and 450 transitions. [2024-11-13 20:26:49,965 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 450 transitions. [2024-11-13 20:26:49,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 20:26:49,965 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:49,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:50,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:52,324 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 1 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:26:54,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:54,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 157 states and 449 transitions. [2024-11-13 20:26:54,512 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 449 transitions. [2024-11-13 20:26:54,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 20:26:54,513 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:54,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:54,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:56,388 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 20:26:57,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:57,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 157 states and 448 transitions. [2024-11-13 20:26:57,633 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 448 transitions. [2024-11-13 20:26:57,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:26:57,634 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:57,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:58,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:27:53,645 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:30:11,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:30:11,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 183 states and 547 transitions. [2024-11-13 20:30:11,443 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 547 transitions. [2024-11-13 20:30:11,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:30:11,444 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:30:11,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:30:12,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:32:09,849 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:36:32,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:36:32,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 208 states and 652 transitions. [2024-11-13 20:36:32,797 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 652 transitions. [2024-11-13 20:36:32,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:36:32,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:36:32,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:36:33,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat