./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-88.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d66830a-16ae-4d9d-994d-cf69f2aed5af/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d66830a-16ae-4d9d-994d-cf69f2aed5af/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d66830a-16ae-4d9d-994d-cf69f2aed5af/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d66830a-16ae-4d9d-994d-cf69f2aed5af/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-88.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d66830a-16ae-4d9d-994d-cf69f2aed5af/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d66830a-16ae-4d9d-994d-cf69f2aed5af/bin/ukojak-verify-ImItNfHLgk --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 9f13b6ec153b424c9c18800ebe21aa9579fe753fb31fef85cd6c1089c45b899c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:54:28,374 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:54:28,481 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d66830a-16ae-4d9d-994d-cf69f2aed5af/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:54:28,486 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:54:28,487 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:54:28,524 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:54:28,526 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:54:28,527 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:54:28,527 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:54:28,529 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:54:28,529 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:54:28,529 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:54:28,530 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:54:28,530 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:54:28,530 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:54:28,531 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:54:28,531 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:54:28,534 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:54:28,534 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:54:28,534 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:54:28,535 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:54:28,535 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:54:28,536 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:54:28,536 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:54:28,536 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:54:28,537 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:54:28,537 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:54:28,537 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:54:28,538 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:54:28,538 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:54:28,538 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:54:28,540 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:54:28,540 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:54:28,540 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d66830a-16ae-4d9d-994d-cf69f2aed5af/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d66830a-16ae-4d9d-994d-cf69f2aed5af/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f13b6ec153b424c9c18800ebe21aa9579fe753fb31fef85cd6c1089c45b899c [2024-11-09 00:54:28,795 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:54:28,829 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:54:28,832 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:54:28,834 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:54:28,834 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:54:28,836 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d66830a-16ae-4d9d-994d-cf69f2aed5af/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-88.i Unable to find full path for "g++" [2024-11-09 00:54:30,928 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:54:31,195 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:54:31,196 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d66830a-16ae-4d9d-994d-cf69f2aed5af/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-88.i [2024-11-09 00:54:31,212 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d66830a-16ae-4d9d-994d-cf69f2aed5af/bin/ukojak-verify-ImItNfHLgk/data/032bba5b1/742672d9aaac4411b7f12431e68fc68c/FLAG99c02289d [2024-11-09 00:54:31,231 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d66830a-16ae-4d9d-994d-cf69f2aed5af/bin/ukojak-verify-ImItNfHLgk/data/032bba5b1/742672d9aaac4411b7f12431e68fc68c [2024-11-09 00:54:31,237 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:54:31,241 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:54:31,243 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:54:31,245 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:54:31,253 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:54:31,254 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:54:31" (1/1) ... [2024-11-09 00:54:31,256 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f203e3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:31, skipping insertion in model container [2024-11-09 00:54:31,256 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:54:31" (1/1) ... [2024-11-09 00:54:31,294 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:54:31,512 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_5d66830a-16ae-4d9d-994d-cf69f2aed5af/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-88.i[917,930] [2024-11-09 00:54:31,588 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:54:31,606 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:54:31,617 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_5d66830a-16ae-4d9d-994d-cf69f2aed5af/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-88.i[917,930] [2024-11-09 00:54:31,661 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:54:31,699 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:54:31,700 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:31 WrapperNode [2024-11-09 00:54:31,700 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:54:31,701 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:54:31,701 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:54:31,702 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:54:31,710 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:31" (1/1) ... [2024-11-09 00:54:31,731 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:31" (1/1) ... [2024-11-09 00:54:31,800 INFO L138 Inliner]: procedures = 29, calls = 169, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 546 [2024-11-09 00:54:31,800 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:54:31,801 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:54:31,801 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:54:31,802 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:54:31,813 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:31" (1/1) ... [2024-11-09 00:54:31,814 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:31" (1/1) ... [2024-11-09 00:54:31,820 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:31" (1/1) ... [2024-11-09 00:54:31,825 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:31" (1/1) ... [2024-11-09 00:54:31,858 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:31" (1/1) ... [2024-11-09 00:54:31,864 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:31" (1/1) ... [2024-11-09 00:54:31,867 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:31" (1/1) ... [2024-11-09 00:54:31,870 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:31" (1/1) ... [2024-11-09 00:54:31,876 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:54:31,877 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:54:31,877 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:54:31,878 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:54:31,879 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:31" (1/1) ... [2024-11-09 00:54:31,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:54:31,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d66830a-16ae-4d9d-994d-cf69f2aed5af/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:54:31,929 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d66830a-16ae-4d9d-994d-cf69f2aed5af/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:54:31,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d66830a-16ae-4d9d-994d-cf69f2aed5af/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:54:31,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:54:31,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-09 00:54:31,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 00:54:31,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-09 00:54:31,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 00:54:31,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-09 00:54:31,975 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:54:31,975 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:54:31,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:54:31,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:54:31,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:54:32,178 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:54:32,181 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:54:33,084 INFO L? ?]: Removed 122 outVars from TransFormulas that were not future-live. [2024-11-09 00:54:33,085 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:54:33,849 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:54:33,849 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:54:33,849 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:54:33 BoogieIcfgContainer [2024-11-09 00:54:33,850 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:54:33,850 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:54:33,850 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:54:33,863 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:54:33,864 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:54:33" (1/1) ... [2024-11-09 00:54:33,875 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:54:33,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:33,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 43 states and 60 transitions. [2024-11-09 00:54:33,950 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2024-11-09 00:54:33,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-09 00:54:33,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:33,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:38,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:45,118 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 29 proven. 31 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2024-11-09 00:55:54,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:54,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 78 states and 127 transitions. [2024-11-09 00:55:54,013 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 127 transitions. [2024-11-09 00:55:54,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-09 00:55:54,018 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:54,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:56:02,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:57,099 WARN L286 SmtUtils]: Spent 20.01s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-09 00:58:07,133 WARN L286 SmtUtils]: Spent 10.02s on a formula simplification that was a NOOP. DAG size: 21 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-09 00:58:18,711 WARN L286 SmtUtils]: Spent 10.44s on a formula simplification. DAG size of input: 163 DAG size of output: 141 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:58:36,182 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) [2024-11-09 00:58:49,804 WARN L286 SmtUtils]: Spent 13.56s on a formula simplification. DAG size of input: 11 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-09 00:59:41,766 WARN L286 SmtUtils]: Spent 20.50s on a formula simplification. DAG size of input: 147 DAG size of output: 145 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:59:54,801 INFO L134 CoverageAnalysis]: Checked inductivity of 1158 backedges. 76 proven. 80 refuted. 0 times theorem prover too weak. 1002 trivial. 0 not checked. [2024-11-09 01:02:16,165 WARN L286 SmtUtils]: Spent 20.99s on a formula simplification. DAG size of input: 197 DAG size of output: 183 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 01:02:28,086 WARN L286 SmtUtils]: Spent 10.62s on a formula simplification that was a NOOP. DAG size: 199 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 01:02:39,209 WARN L286 SmtUtils]: Spent 10.41s on a formula simplification that was a NOOP. DAG size: 184 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 01:02:50,652 WARN L286 SmtUtils]: Spent 10.62s on a formula simplification that was a NOOP. DAG size: 200 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 01:04:14,221 WARN L286 SmtUtils]: Spent 10.31s on a formula simplification that was a NOOP. DAG size: 146 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 01:04:58,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:04:58,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 150 states and 268 transitions. [2024-11-09 01:04:58,490 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 268 transitions. [2024-11-09 01:04:58,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2024-11-09 01:04:58,496 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:04:58,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:05:11,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:06:55,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2659 backedges. 148 proven. 114 refuted. 0 times theorem prover too weak. 2397 trivial. 0 not checked.