./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/mult_array-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3016e67a-ae30-4ebf-abf2-e34e51547e11/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3016e67a-ae30-4ebf-abf2-e34e51547e11/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_3016e67a-ae30-4ebf-abf2-e34e51547e11/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3016e67a-ae30-4ebf-abf2-e34e51547e11/bin/ukojak-verify-EEHR8qb7sm/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/mult_array-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3016e67a-ae30-4ebf-abf2-e34e51547e11/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3016e67a-ae30-4ebf-abf2-e34e51547e11/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 516828c2d0e4e4ea6fd7a5826d09ca378c2c75a9f8159cf96c4b4e28ff76714b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:55:51,378 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:55:51,500 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3016e67a-ae30-4ebf-abf2-e34e51547e11/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-13 20:55:51,512 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:55:51,512 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:55:51,560 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:55:51,561 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:55:51,561 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:55:51,561 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:55:51,561 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:55:51,562 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:55:51,562 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:55:51,562 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:55:51,562 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 20:55:51,562 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 20:55:51,562 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-13 20:55:51,562 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:55:51,562 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:55:51,562 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:55:51,563 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:55:51,563 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:55:51,563 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:55:51,567 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:55:51,567 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:55:51,567 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:55:51,567 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:55:51,567 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:55:51,567 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:55:51,567 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:55:51,568 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:55:51,568 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_3016e67a-ae30-4ebf-abf2-e34e51547e11/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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 516828c2d0e4e4ea6fd7a5826d09ca378c2c75a9f8159cf96c4b4e28ff76714b [2024-11-13 20:55:52,025 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:55:52,037 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:55:52,040 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:55:52,042 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:55:52,045 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:55:52,046 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3016e67a-ae30-4ebf-abf2-e34e51547e11/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/array-memsafety/mult_array-alloca-1.i Unable to find full path for "g++" [2024-11-13 20:55:54,381 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:55:54,719 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:55:54,720 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3016e67a-ae30-4ebf-abf2-e34e51547e11/sv-benchmarks/c/array-memsafety/mult_array-alloca-1.i [2024-11-13 20:55:54,734 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3016e67a-ae30-4ebf-abf2-e34e51547e11/bin/ukojak-verify-EEHR8qb7sm/data/296966146/039e1bd1767d419485e982366935ff9a/FLAGd2c15d7da [2024-11-13 20:55:54,951 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3016e67a-ae30-4ebf-abf2-e34e51547e11/bin/ukojak-verify-EEHR8qb7sm/data/296966146/039e1bd1767d419485e982366935ff9a [2024-11-13 20:55:54,952 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:55:54,954 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:55:54,955 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:55:54,955 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:55:54,960 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:55:54,961 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:55:54" (1/1) ... [2024-11-13 20:55:54,962 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a0e49e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:54, skipping insertion in model container [2024-11-13 20:55:54,962 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:55:54" (1/1) ... [2024-11-13 20:55:54,998 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:55:55,382 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:55:55,396 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:55:55,456 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:55:55,483 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:55:55,484 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:55 WrapperNode [2024-11-13 20:55:55,484 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:55:55,485 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:55:55,485 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:55:55,485 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:55:55,492 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:55" (1/1) ... [2024-11-13 20:55:55,510 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:55" (1/1) ... [2024-11-13 20:55:55,534 INFO L138 Inliner]: procedures = 115, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 60 [2024-11-13 20:55:55,536 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:55:55,537 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:55:55,537 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:55:55,537 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:55:55,544 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:55" (1/1) ... [2024-11-13 20:55:55,544 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:55" (1/1) ... [2024-11-13 20:55:55,548 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:55" (1/1) ... [2024-11-13 20:55:55,549 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:55" (1/1) ... [2024-11-13 20:55:55,557 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:55" (1/1) ... [2024-11-13 20:55:55,565 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:55" (1/1) ... [2024-11-13 20:55:55,569 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:55" (1/1) ... [2024-11-13 20:55:55,570 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:55" (1/1) ... [2024-11-13 20:55:55,571 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:55:55,572 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:55:55,572 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:55:55,572 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:55:55,577 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:55" (1/1) ... [2024-11-13 20:55:55,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:55:55,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3016e67a-ae30-4ebf-abf2-e34e51547e11/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:55:55,623 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3016e67a-ae30-4ebf-abf2-e34e51547e11/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:55:55,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3016e67a-ae30-4ebf-abf2-e34e51547e11/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:55:55,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 20:55:55,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 20:55:55,659 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 20:55:55,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:55:55,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:55:55,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:55:55,767 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:55:55,769 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:55:56,053 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-13 20:55:56,054 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:55:56,158 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:55:56,159 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 20:55:56,159 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:55:56 BoogieIcfgContainer [2024-11-13 20:55:56,159 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:55:56,160 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:55:56,160 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:55:56,171 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:55:56,171 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:55:56" (1/1) ... [2024-11-13 20:55:56,180 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:55:56,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:56,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2024-11-13 20:55:56,232 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-11-13 20:55:56,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 20:55:56,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:56,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:55:56,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:56,559 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 20:55:56,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:56,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2024-11-13 20:55:56,646 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2024-11-13 20:55:56,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:55:56,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:56,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:55:56,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:57,477 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 20:55:57,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:57,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2024-11-13 20:55:57,909 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2024-11-13 20:55:57,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:55:57,910 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:57,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:55:57,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:58,016 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 20:55:58,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:58,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2024-11-13 20:55:58,638 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2024-11-13 20:55:58,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 20:55:58,639 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:58,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:55:58,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:58,841 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 20:55:59,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:59,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2024-11-13 20:55:59,459 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2024-11-13 20:55:59,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 20:55:59,460 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:59,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:55:59,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:00,080 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 20:56:02,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:02,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 24 states and 37 transitions. [2024-11-13 20:56:02,163 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 37 transitions. [2024-11-13 20:56:02,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 20:56:02,164 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:02,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:56:02,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:02,198 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:56:02,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:02,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 25 states and 38 transitions. [2024-11-13 20:56:02,753 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 38 transitions. [2024-11-13 20:56:02,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:56:02,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:02,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:56:02,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:03,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 20:56:04,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:04,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 51 transitions. [2024-11-13 20:56:04,794 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 51 transitions. [2024-11-13 20:56:04,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:56:04,795 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:04,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:56:04,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:05,591 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:56:07,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:07,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 33 states and 62 transitions. [2024-11-13 20:56:07,710 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 62 transitions. [2024-11-13 20:56:07,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:56:07,711 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:07,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:56:07,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:07,738 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:56:08,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:08,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 35 states and 66 transitions. [2024-11-13 20:56:08,630 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 66 transitions. [2024-11-13 20:56:08,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:56:08,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:08,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:56:08,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:08,838 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 20:56:11,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:11,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 41 states and 81 transitions. [2024-11-13 20:56:11,424 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 81 transitions. [2024-11-13 20:56:11,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:56:11,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:11,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:56:11,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:56:11,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:11,496 INFO L255 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-13 20:56:11,501 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:11,617 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-13 20:56:11,640 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-13 20:56:11,651 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2024-11-13 20:56:11,667 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 20:56:23,282 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:57:00,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:00,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 47 states and 95 transitions. [2024-11-13 20:57:00,241 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 95 transitions. [2024-11-13 20:57:00,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:57:00,241 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:00,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:57:00,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:00,266 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:57:01,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:01,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 45 states and 91 transitions. [2024-11-13 20:57:01,498 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 91 transitions. [2024-11-13 20:57:01,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:57:01,499 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:01,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:57:01,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:04,300 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:57:07,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:07,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 46 states and 100 transitions. [2024-11-13 20:57:07,733 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 100 transitions. [2024-11-13 20:57:07,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 20:57:07,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:07,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:57:07,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:10,209 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:57:13,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:13,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 47 states and 104 transitions. [2024-11-13 20:57:13,990 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 104 transitions. [2024-11-13 20:57:13,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 20:57:13,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:13,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:57:14,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:14,101 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 20:57:14,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:14,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 48 states and 104 transitions. [2024-11-13 20:57:14,932 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 104 transitions. [2024-11-13 20:57:14,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:57:14,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:14,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:57:14,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:15,045 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:57:17,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:17,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 50 states and 107 transitions. [2024-11-13 20:57:17,065 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 107 transitions. [2024-11-13 20:57:17,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:57:17,068 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:17,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:57:17,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:17,124 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:57:18,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:18,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 50 states and 106 transitions. [2024-11-13 20:57:18,374 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 106 transitions. [2024-11-13 20:57:18,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:57:18,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:18,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:57:18,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:19,484 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 20:57:29,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:29,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 52 states and 113 transitions. [2024-11-13 20:57:29,530 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 113 transitions. [2024-11-13 20:57:29,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:57:29,531 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:29,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:57:29,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:29,558 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:57:34,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:34,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 54 states and 117 transitions. [2024-11-13 20:57:34,709 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 117 transitions. [2024-11-13 20:57:34,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:57:34,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:34,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:57:34,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:34,753 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 20:57:35,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:35,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 55 states and 117 transitions. [2024-11-13 20:57:35,751 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 117 transitions. [2024-11-13 20:57:35,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:57:35,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:35,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:57:35,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:57:35,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:35,825 INFO L255 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-13 20:57:35,827 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:35,866 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-13 20:57:35,873 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2024-11-13 20:57:35,884 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-13 20:57:35,892 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 20:57:45,935 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 14 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 20:57:59,040 WARN L286 SmtUtils]: Spent 10.11s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 20:58:09,050 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 13 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 20:58:19,065 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 20:58:29,180 WARN L286 SmtUtils]: Spent 10.12s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 20:58:39,192 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 20:59:30,429 WARN L286 SmtUtils]: Spent 10.04s on a formula simplification that was a NOOP. DAG size: 42 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:59:40,612 WARN L286 SmtUtils]: Spent 10.15s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 20:59:50,644 WARN L286 SmtUtils]: Spent 10.03s on a formula simplification that was a NOOP. DAG size: 13 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 21:00:00,655 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 21:00:10,709 WARN L286 SmtUtils]: Spent 10.05s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 21:00:20,718 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 21:00:48,657 WARN L286 SmtUtils]: Spent 10.03s on a formula simplification that was a NOOP. DAG size: 44 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:00:58,775 WARN L286 SmtUtils]: Spent 10.09s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 21:01:09,047 WARN L286 SmtUtils]: Spent 10.27s on a formula simplification that was a NOOP. DAG size: 13 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 21:01:19,055 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 21:01:29,299 WARN L286 SmtUtils]: Spent 10.24s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 21:01:39,307 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 21:01:49,356 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 21:01:59,395 WARN L286 SmtUtils]: Spent 10.04s on a formula simplification that was a NOOP. DAG size: 13 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 21:02:10,625 WARN L286 SmtUtils]: Spent 11.23s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 21:02:21,383 WARN L286 SmtUtils]: Spent 10.76s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 21:02:31,393 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 21:02:52,447 WARN L286 SmtUtils]: Spent 10.03s on a formula simplification that was a NOOP. DAG size: 44 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:03:02,712 WARN L286 SmtUtils]: Spent 10.23s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 21:03:12,741 WARN L286 SmtUtils]: Spent 10.03s on a formula simplification that was a NOOP. DAG size: 13 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 21:03:22,757 WARN L286 SmtUtils]: Spent 10.02s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 21:03:32,773 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 21:03:42,783 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 21:03:53,896 WARN L286 SmtUtils]: Spent 10.03s on a formula simplification that was a NOOP. DAG size: 46 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:04:04,021 WARN L286 SmtUtils]: Spent 10.09s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 21:04:14,103 WARN L286 SmtUtils]: Spent 10.08s on a formula simplification that was a NOOP. DAG size: 13 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 21:04:24,121 WARN L286 SmtUtils]: Spent 10.02s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 21:04:34,137 WARN L286 SmtUtils]: Spent 10.02s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 21:04:44,144 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 21:04:55,436 WARN L286 SmtUtils]: Spent 10.08s on a formula simplification that was a NOOP. DAG size: 48 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:04:57,324 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:05:49,268 WARN L286 SmtUtils]: Spent 10.03s on a formula simplification that was a NOOP. DAG size: 43 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:06:22,244 WARN L286 SmtUtils]: Spent 10.03s on a formula simplification that was a NOOP. DAG size: 45 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:06:43,616 WARN L286 SmtUtils]: Spent 10.03s on a formula simplification that was a NOOP. DAG size: 45 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:06:59,110 WARN L286 SmtUtils]: Spent 10.06s on a formula simplification that was a NOOP. DAG size: 47 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:07:13,880 WARN L286 SmtUtils]: Spent 10.03s on a formula simplification that was a NOOP. DAG size: 49 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:07:35,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:35,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 60 states and 140 transitions. [2024-11-13 21:07:35,441 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 140 transitions. [2024-11-13 21:07:35,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:07:35,442 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:35,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:35,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:39,245 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:07:44,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:44,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 61 states and 153 transitions. [2024-11-13 21:07:44,408 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 153 transitions. [2024-11-13 21:07:44,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 21:07:44,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:44,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:44,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:07:44,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:44,470 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-13 21:07:44,472 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:07:44,531 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-13 21:07:44,540 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2024-11-13 21:07:44,565 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2024-11-13 21:07:44,584 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 21:10:43,488 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.