./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.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_5d6b1934-6a3e-460c-8548-15af98765e59/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d6b1934-6a3e-460c-8548-15af98765e59/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_5d6b1934-6a3e-460c-8548-15af98765e59/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d6b1934-6a3e-460c-8548-15af98765e59/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d6b1934-6a3e-460c-8548-15af98765e59/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_5d6b1934-6a3e-460c-8548-15af98765e59/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 308b0e1adc3ae7348985993203af7f0b3a83352e3d43ffbdb40ed727e63d4081 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:38:45,650 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:38:45,722 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d6b1934-6a3e-460c-8548-15af98765e59/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:38:45,732 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:38:45,732 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:38:45,775 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:38:45,777 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:38:45,777 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:38:45,778 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:38:45,778 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:38:45,780 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:38:45,780 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:38:45,780 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:38:45,780 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:38:45,780 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:38:45,780 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:38:45,781 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:38:45,781 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:38:45,781 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:38:45,781 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:38:45,781 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:38:45,782 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:38:45,782 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:38:45,782 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:38:45,783 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:38:45,783 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:38:45,783 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:38:45,783 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:38:45,783 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:38:45,783 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:38:45,784 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:38:45,784 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:38:45,784 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:38:45,785 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_5d6b1934-6a3e-460c-8548-15af98765e59/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 -> 308b0e1adc3ae7348985993203af7f0b3a83352e3d43ffbdb40ed727e63d4081 [2024-11-13 20:38:46,161 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:38:46,172 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:38:46,175 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:38:46,177 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:38:46,178 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:38:46,179 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d6b1934-6a3e-460c-8548-15af98765e59/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c Unable to find full path for "g++" [2024-11-13 20:38:48,075 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:38:48,387 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:38:48,387 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d6b1934-6a3e-460c-8548-15af98765e59/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c [2024-11-13 20:38:48,397 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d6b1934-6a3e-460c-8548-15af98765e59/bin/ukojak-verify-EEHR8qb7sm/data/1ba5ca066/a30caf5a9dca4fcdbcbd342847b6ed60/FLAG85437aa03 [2024-11-13 20:38:48,413 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d6b1934-6a3e-460c-8548-15af98765e59/bin/ukojak-verify-EEHR8qb7sm/data/1ba5ca066/a30caf5a9dca4fcdbcbd342847b6ed60 [2024-11-13 20:38:48,419 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:38:48,421 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:38:48,423 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:38:48,423 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:38:48,427 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:38:48,428 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:38:48" (1/1) ... [2024-11-13 20:38:48,429 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11e4e1ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:48, skipping insertion in model container [2024-11-13 20:38:48,429 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:38:48" (1/1) ... [2024-11-13 20:38:48,454 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:38:48,727 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_5d6b1934-6a3e-460c-8548-15af98765e59/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c[9433,9446] [2024-11-13 20:38:48,731 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:38:48,745 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:38:48,831 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_5d6b1934-6a3e-460c-8548-15af98765e59/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c[9433,9446] [2024-11-13 20:38:48,832 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:38:48,849 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:38:48,850 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:48 WrapperNode [2024-11-13 20:38:48,850 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:38:48,851 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:38:48,852 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:38:48,852 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:38:48,859 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:48" (1/1) ... [2024-11-13 20:38:48,869 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:48" (1/1) ... [2024-11-13 20:38:48,901 INFO L138 Inliner]: procedures = 22, calls = 14, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 315 [2024-11-13 20:38:48,902 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:38:48,902 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:38:48,902 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:38:48,903 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:38:48,909 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:48" (1/1) ... [2024-11-13 20:38:48,910 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:48" (1/1) ... [2024-11-13 20:38:48,913 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:48" (1/1) ... [2024-11-13 20:38:48,913 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:48" (1/1) ... [2024-11-13 20:38:48,922 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:48" (1/1) ... [2024-11-13 20:38:48,928 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:48" (1/1) ... [2024-11-13 20:38:48,930 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:48" (1/1) ... [2024-11-13 20:38:48,932 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:48" (1/1) ... [2024-11-13 20:38:48,936 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:38:48,937 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:38:48,937 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:38:48,937 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:38:48,938 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:48" (1/1) ... [2024-11-13 20:38:48,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:38:48,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d6b1934-6a3e-460c-8548-15af98765e59/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:38:48,992 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d6b1934-6a3e-460c-8548-15af98765e59/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:38:48,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d6b1934-6a3e-460c-8548-15af98765e59/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:38:49,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:38:49,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:38:49,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:38:49,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:38:49,154 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:38:49,157 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:38:49,841 INFO L? ?]: Removed 37 outVars from TransFormulas that were not future-live. [2024-11-13 20:38:49,841 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:38:50,499 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:38:50,499 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:38:50,499 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:38:50 BoogieIcfgContainer [2024-11-13 20:38:50,500 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:38:50,501 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:38:50,501 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:38:50,513 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:38:50,513 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:38:50" (1/1) ... [2024-11-13 20:38:50,523 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:38:50,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:38:50,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 20:38:50,584 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 20:38:50,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:38:50,587 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:38:50,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:38:50,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:38:53,198 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 20:38:53,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:38:53,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2024-11-13 20:38:53,352 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2024-11-13 20:38:53,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:38:53,352 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:38:53,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:38:53,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:38:58,853 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:39:01,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:39:01,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 13 states and 25 transitions. [2024-11-13 20:39:01,647 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 25 transitions. [2024-11-13 20:39:01,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:39:01,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:39:01,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:39:01,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:39:04,849 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:39:08,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:39:08,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 18 states and 41 transitions. [2024-11-13 20:39:08,297 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 41 transitions. [2024-11-13 20:39:08,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:39:08,297 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:39:08,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:39:08,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:39:10,789 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:39:16,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:39:16,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 23 states and 59 transitions. [2024-11-13 20:39:16,137 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 59 transitions. [2024-11-13 20:39:16,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 20:39:16,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:39:16,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:39:16,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:40:12,793 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:40:41,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:40:41,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 30 states and 89 transitions. [2024-11-13 20:40:41,269 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 89 transitions. [2024-11-13 20:40:41,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 20:40:41,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:40:41,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:40:41,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:41:29,785 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:41:36,671 WARN L286 SmtUtils]: Spent 5.09s on a formula simplification. DAG size of input: 452 DAG size of output: 378 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:42:35,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:35,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 40 states and 132 transitions. [2024-11-13 20:42:35,665 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 132 transitions. [2024-11-13 20:42:35,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 20:42:35,665 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:35,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:42:36,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:43:18,470 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:43:31,405 WARN L286 SmtUtils]: Spent 5.44s on a formula simplification. DAG size of input: 528 DAG size of output: 431 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:43:47,206 WARN L286 SmtUtils]: Spent 5.32s on a formula simplification. DAG size of input: 524 DAG size of output: 427 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:43:58,255 WARN L286 SmtUtils]: Spent 5.38s on a formula simplification. DAG size of input: 504 DAG size of output: 413 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:44:06,706 WARN L286 SmtUtils]: Spent 5.72s on a formula simplification. DAG size of input: 502 DAG size of output: 449 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:44:17,919 WARN L286 SmtUtils]: Spent 5.75s on a formula simplification. DAG size of input: 490 DAG size of output: 409 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:44:25,263 WARN L286 SmtUtils]: Spent 5.77s on a formula simplification. DAG size of input: 492 DAG size of output: 445 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:44:50,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:44:50,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 49 states and 172 transitions. [2024-11-13 20:44:50,855 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 172 transitions. [2024-11-13 20:44:50,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 20:44:50,856 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:44:50,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:44:50,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:44:55,816 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:45:20,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:45:20,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 54 states and 200 transitions. [2024-11-13 20:45:20,477 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 200 transitions. [2024-11-13 20:45:20,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 20:45:20,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:45:20,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:45:20,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:45:25,144 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:45:52,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:45:52,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 60 states and 233 transitions. [2024-11-13 20:45:52,353 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 233 transitions. [2024-11-13 20:45:52,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 20:45:52,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:45:52,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:45:53,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:16,921 WARN L286 SmtUtils]: Spent 5.19s on a formula simplification. DAG size of input: 419 DAG size of output: 413 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)