./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo1-ll2_unwindbound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d89f149-ee7a-44bc-aad7-c3dcd16643f0/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d89f149-ee7a-44bc-aad7-c3dcd16643f0/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_0d89f149-ee7a-44bc-aad7-c3dcd16643f0/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d89f149-ee7a-44bc-aad7-c3dcd16643f0/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo1-ll2_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d89f149-ee7a-44bc-aad7-c3dcd16643f0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d89f149-ee7a-44bc-aad7-c3dcd16643f0/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b61db512cc77bff784b3cdbd5d852c5dc364bdc7776dcbb3369c7c75ae1fb315 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:55:19,779 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:55:19,894 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d89f149-ee7a-44bc-aad7-c3dcd16643f0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 23:55:19,900 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:55:19,901 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:55:19,946 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:55:19,947 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:55:19,952 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:55:19,953 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:55:19,955 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:55:19,956 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:55:19,956 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:55:19,957 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:55:19,957 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:55:19,957 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:55:19,958 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:55:19,961 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:55:19,962 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:55:19,962 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:55:19,962 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:55:19,962 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:55:19,967 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:55:19,967 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:55:19,967 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:55:19,968 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:55:19,968 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:55:19,968 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:55:19,968 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:55:19,969 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:55:19,969 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:55:19,969 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:55:19,970 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:55:19,970 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:55:19,973 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:55:19,973 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:55:19,973 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_0d89f149-ee7a-44bc-aad7-c3dcd16643f0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d89f149-ee7a-44bc-aad7-c3dcd16643f0/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b61db512cc77bff784b3cdbd5d852c5dc364bdc7776dcbb3369c7c75ae1fb315 [2024-11-08 23:55:20,297 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:55:20,351 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:55:20,354 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:55:20,356 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:55:20,356 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:55:20,358 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d89f149-ee7a-44bc-aad7-c3dcd16643f0/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/geo1-ll2_unwindbound100.c Unable to find full path for "g++" [2024-11-08 23:55:22,505 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:55:22,795 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:55:22,796 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d89f149-ee7a-44bc-aad7-c3dcd16643f0/sv-benchmarks/c/nla-digbench-scaling/geo1-ll2_unwindbound100.c [2024-11-08 23:55:22,805 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d89f149-ee7a-44bc-aad7-c3dcd16643f0/bin/ukojak-verify-ImItNfHLgk/data/7ffd82029/0b4a7d3bfd6c49c7a70f912e8af64629/FLAG5d01331c1 [2024-11-08 23:55:23,129 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d89f149-ee7a-44bc-aad7-c3dcd16643f0/bin/ukojak-verify-ImItNfHLgk/data/7ffd82029/0b4a7d3bfd6c49c7a70f912e8af64629 [2024-11-08 23:55:23,131 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:55:23,133 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:55:23,134 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:55:23,134 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:55:23,141 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:55:23,142 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:55:23" (1/1) ... [2024-11-08 23:55:23,144 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@648a6a33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:23, skipping insertion in model container [2024-11-08 23:55:23,144 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:55:23" (1/1) ... [2024-11-08 23:55:23,166 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:55:23,378 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:55:23,387 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:55:23,408 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:55:23,422 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:55:23,422 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:23 WrapperNode [2024-11-08 23:55:23,423 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:55:23,423 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:55:23,424 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:55:23,424 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:55:23,430 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:23" (1/1) ... [2024-11-08 23:55:23,436 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:23" (1/1) ... [2024-11-08 23:55:23,455 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 77 [2024-11-08 23:55:23,457 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:55:23,459 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:55:23,459 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:55:23,459 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:55:23,469 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:23" (1/1) ... [2024-11-08 23:55:23,469 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:23" (1/1) ... [2024-11-08 23:55:23,471 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:23" (1/1) ... [2024-11-08 23:55:23,474 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:23" (1/1) ... [2024-11-08 23:55:23,477 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:23" (1/1) ... [2024-11-08 23:55:23,483 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:23" (1/1) ... [2024-11-08 23:55:23,484 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:23" (1/1) ... [2024-11-08 23:55:23,485 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:23" (1/1) ... [2024-11-08 23:55:23,488 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:55:23,489 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:55:23,489 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:55:23,492 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:55:23,494 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:23" (1/1) ... [2024-11-08 23:55:23,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:55:23,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d89f149-ee7a-44bc-aad7-c3dcd16643f0/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:55:23,524 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d89f149-ee7a-44bc-aad7-c3dcd16643f0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:55:23,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d89f149-ee7a-44bc-aad7-c3dcd16643f0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:55:23,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:55:23,561 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:55:23,561 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:55:23,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:55:23,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:55:23,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:55:23,563 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:55:23,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:55:23,641 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:55:23,643 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:55:24,056 INFO L? ?]: Removed 56 outVars from TransFormulas that were not future-live. [2024-11-08 23:55:24,056 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:55:24,122 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:55:24,123 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:55:24,123 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:55:24 BoogieIcfgContainer [2024-11-08 23:55:24,124 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:55:24,125 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:55:24,126 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:55:24,136 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:55:24,137 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:55:24" (1/1) ... [2024-11-08 23:55:24,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:55:24,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:24,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 67 states and 71 transitions. [2024-11-08 23:55:24,224 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 71 transitions. [2024-11-08 23:55:24,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:55:24,229 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:24,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:24,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:24,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:55:24,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:24,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 69 states and 73 transitions. [2024-11-08 23:55:24,619 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 73 transitions. [2024-11-08 23:55:24,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 23:55:24,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:24,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:24,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:24,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:55:24,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:24,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 70 states and 74 transitions. [2024-11-08 23:55:24,785 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 74 transitions. [2024-11-08 23:55:24,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 23:55:24,786 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:24,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:24,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:24,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:55:24,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:24,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 71 states and 75 transitions. [2024-11-08 23:55:24,898 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 75 transitions. [2024-11-08 23:55:24,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 23:55:24,899 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:24,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:24,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:55:24,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:24,966 INFO L255 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:55:24,973 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:55:25,109 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:55:25,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:25,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 76 states and 82 transitions. [2024-11-08 23:55:25,507 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 82 transitions. [2024-11-08 23:55:25,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 23:55:25,508 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:25,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:25,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:55:25,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:25,572 INFO L255 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:55:25,576 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:55:25,716 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:55:26,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:26,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 82 states and 91 transitions. [2024-11-08 23:55:26,415 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 91 transitions. [2024-11-08 23:55:26,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 23:55:26,417 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:26,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:26,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:55:26,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:26,469 INFO L255 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:55:26,471 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:55:26,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:55:26,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:26,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 84 states and 94 transitions. [2024-11-08 23:55:26,644 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 94 transitions. [2024-11-08 23:55:26,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 23:55:26,645 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:26,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:26,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:26,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:55:27,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:27,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 85 states and 96 transitions. [2024-11-08 23:55:27,015 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 96 transitions. [2024-11-08 23:55:27,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 23:55:27,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:27,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:27,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:55:27,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:27,053 INFO L255 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:55:27,054 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:55:27,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:55:28,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:28,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 94 states and 110 transitions. [2024-11-08 23:55:28,074 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 110 transitions. [2024-11-08 23:55:28,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 23:55:28,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:28,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:28,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:28,375 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:55:30,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:30,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 104 states and 127 transitions. [2024-11-08 23:55:30,080 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 127 transitions. [2024-11-08 23:55:30,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 23:55:30,080 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:30,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:30,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:30,220 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:55:30,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:30,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 105 states and 129 transitions. [2024-11-08 23:55:30,589 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 129 transitions. [2024-11-08 23:55:30,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 23:55:30,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:30,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:30,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:30,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:55:30,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:30,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 107 states and 132 transitions. [2024-11-08 23:55:30,883 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 132 transitions. [2024-11-08 23:55:30,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 23:55:30,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:30,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:30,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:30,940 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:55:31,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:31,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 116 states and 148 transitions. [2024-11-08 23:55:31,950 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 148 transitions. [2024-11-08 23:55:31,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 23:55:31,951 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:31,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:31,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:32,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:55:34,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:34,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 131 states and 174 transitions. [2024-11-08 23:55:34,199 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 174 transitions. [2024-11-08 23:55:34,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 23:55:34,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:34,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:34,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:34,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:55:35,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:35,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 141 states and 191 transitions. [2024-11-08 23:55:35,459 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 191 transitions. [2024-11-08 23:55:35,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 23:55:35,460 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:35,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:35,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:35,506 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:55:35,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:35,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 142 states and 192 transitions. [2024-11-08 23:55:35,525 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 192 transitions. [2024-11-08 23:55:35,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:55:35,526 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:35,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:35,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:35,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:55:36,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:36,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 147 states and 203 transitions. [2024-11-08 23:55:36,529 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 203 transitions. [2024-11-08 23:55:36,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:55:36,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:36,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:36,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:36,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:55:38,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:38,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 152 states and 213 transitions. [2024-11-08 23:55:38,276 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 213 transitions. [2024-11-08 23:55:38,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 23:55:38,277 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:38,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:38,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:38,325 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:55:39,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:39,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 158 states and 226 transitions. [2024-11-08 23:55:39,468 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 226 transitions. [2024-11-08 23:55:39,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 23:55:39,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:39,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:39,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:39,929 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:55:41,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:41,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 162 states and 233 transitions. [2024-11-08 23:55:41,907 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 233 transitions. [2024-11-08 23:55:41,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 23:55:41,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:41,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:41,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:42,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:55:43,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:43,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 163 states and 234 transitions. [2024-11-08 23:55:43,236 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 234 transitions. [2024-11-08 23:55:43,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 23:55:43,237 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:43,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:43,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:43,358 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:55:43,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:43,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 162 states and 233 transitions. [2024-11-08 23:55:43,486 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 233 transitions. [2024-11-08 23:55:43,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 23:55:43,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:43,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:43,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:43,603 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:55:44,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:44,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 164 states and 235 transitions. [2024-11-08 23:55:44,425 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 235 transitions. [2024-11-08 23:55:44,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 23:55:44,426 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:44,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:44,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:44,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:55:47,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:47,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 174 states and 248 transitions. [2024-11-08 23:55:47,838 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 248 transitions. [2024-11-08 23:55:47,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:55:47,839 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:47,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:47,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:48,062 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:55:51,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:51,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 181 states and 260 transitions. [2024-11-08 23:55:51,523 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 260 transitions. [2024-11-08 23:55:51,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:55:51,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:51,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:51,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:55:51,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:51,558 INFO L255 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 23:55:51,560 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:55:51,865 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:55:54,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:54,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 197 states and 279 transitions. [2024-11-08 23:55:54,931 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 279 transitions. [2024-11-08 23:55:54,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 23:55:54,932 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:54,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:54,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:55,279 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:55:58,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:58,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 205 states and 291 transitions. [2024-11-08 23:55:58,932 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 291 transitions. [2024-11-08 23:55:58,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 23:55:58,932 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:58,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:58,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:55:58,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:58,958 INFO L255 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 23:55:58,960 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:55:59,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:56:02,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:02,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 215 states and 307 transitions. [2024-11-08 23:56:02,446 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 307 transitions. [2024-11-08 23:56:02,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 23:56:02,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:02,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:02,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:02,877 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:56:05,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:05,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 235 states and 334 transitions. [2024-11-08 23:56:05,445 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 334 transitions. [2024-11-08 23:56:05,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 23:56:05,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:05,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:05,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:05,826 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:56:08,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:08,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 256 states and 362 transitions. [2024-11-08 23:56:08,656 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 362 transitions. [2024-11-08 23:56:08,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 23:56:08,657 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:08,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:08,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:08,749 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:56:08,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:08,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 257 states and 371 transitions. [2024-11-08 23:56:08,825 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 371 transitions. [2024-11-08 23:56:08,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 23:56:08,825 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:08,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:08,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:56:08,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:08,856 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 23:56:08,857 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:56:09,128 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:56:11,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:11,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 264 states and 384 transitions. [2024-11-08 23:56:11,568 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 384 transitions. [2024-11-08 23:56:11,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-08 23:56:11,569 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:11,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:11,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:56:11,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:11,600 INFO L255 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 23:56:11,602 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:56:12,567 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:56:20,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:20,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 272 states and 398 transitions. [2024-11-08 23:56:20,622 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 398 transitions. [2024-11-08 23:56:20,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 23:56:20,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:20,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:20,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:56:20,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:20,656 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 23:56:20,657 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:56:20,983 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:56:21,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:21,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 274 states and 400 transitions. [2024-11-08 23:56:21,807 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 400 transitions. [2024-11-08 23:56:21,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 23:56:21,808 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:21,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:21,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:22,669 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:56:23,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:23,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 275 states and 402 transitions. [2024-11-08 23:56:23,772 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 402 transitions. [2024-11-08 23:56:23,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 23:56:23,773 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:23,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:23,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:56:23,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:23,805 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 23:56:23,806 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:56:24,663 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:56:38,856 WARN L286 SmtUtils]: Spent 13.14s on a formula simplification. DAG size of input: 30 DAG size of output: 27 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:56:49,362 WARN L286 SmtUtils]: Spent 9.90s on a formula simplification that was a NOOP. DAG size: 28 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:57:07,916 WARN L286 SmtUtils]: Spent 18.18s on a formula simplification. DAG size of input: 30 DAG size of output: 27 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:57:17,719 WARN L286 SmtUtils]: Spent 9.29s on a formula simplification that was a NOOP. DAG size: 28 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:57:38,802 WARN L286 SmtUtils]: Spent 20.72s on a formula simplification. DAG size of input: 32 DAG size of output: 29 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:57:49,569 WARN L286 SmtUtils]: Spent 10.09s on a formula simplification that was a NOOP. DAG size: 30 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:57:58,638 WARN L286 SmtUtils]: Spent 8.70s on a formula simplification. DAG size of input: 21 DAG size of output: 17 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:58:08,353 WARN L286 SmtUtils]: Spent 9.24s on a formula simplification that was a NOOP. DAG size: 18 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:58:11,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-08 23:58:11,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:58:11,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 284 states and 416 transitions. [2024-11-08 23:58:11,683 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 416 transitions. [2024-11-08 23:58:11,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-08 23:58:11,683 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:58:11,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:58:11,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:58:11,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:11,720 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 23:58:11,722 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:58:12,617 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:58:19,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:58:19,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 295 states and 433 transitions. [2024-11-08 23:58:19,022 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 433 transitions. [2024-11-08 23:58:19,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-08 23:58:19,022 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:58:19,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:58:19,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:19,054 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-08 23:58:19,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:58:19,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 295 states and 432 transitions. [2024-11-08 23:58:19,930 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 432 transitions. [2024-11-08 23:58:19,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 23:58:19,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:58:19,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:58:19,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:58:19,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:19,968 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 23:58:19,969 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:58:20,236 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:58:20,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:58:20,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 297 states and 437 transitions. [2024-11-08 23:58:20,948 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 437 transitions. [2024-11-08 23:58:20,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-08 23:58:20,948 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:58:20,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:58:20,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:21,240 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:58:29,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:58:29,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 318 states and 475 transitions. [2024-11-08 23:58:29,555 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 475 transitions. [2024-11-08 23:58:29,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-08 23:58:29,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:58:29,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:58:29,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:29,591 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-08 23:58:34,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:58:34,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 325 states and 488 transitions. [2024-11-08 23:58:34,325 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 488 transitions. [2024-11-08 23:58:34,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-08 23:58:34,326 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:58:34,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:58:34,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:34,554 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:58:43,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:58:43,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 347 states and 533 transitions. [2024-11-08 23:58:43,955 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 533 transitions. [2024-11-08 23:58:43,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-08 23:58:43,955 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:58:43,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:58:43,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:44,052 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-08 23:58:47,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:58:47,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 349 states and 537 transitions. [2024-11-08 23:58:47,246 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 537 transitions. [2024-11-08 23:58:47,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-08 23:58:47,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:58:47,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:58:47,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:47,277 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-08 23:58:51,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:58:51,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 353 states and 546 transitions. [2024-11-08 23:58:51,858 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 546 transitions. [2024-11-08 23:58:51,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-08 23:58:51,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:58:51,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:58:51,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:52,359 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 23:59:39,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:39,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 359 states and 560 transitions. [2024-11-08 23:59:39,767 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 560 transitions. [2024-11-08 23:59:39,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-08 23:59:39,768 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:39,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:59:39,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:39,798 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-09 00:00:26,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:26,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 363 states and 569 transitions. [2024-11-09 00:00:26,218 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 569 transitions. [2024-11-09 00:00:26,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-09 00:00:26,219 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:26,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:00:26,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:26,763 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-09 00:00:28,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:28,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 361 states and 567 transitions. [2024-11-09 00:00:28,429 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 567 transitions. [2024-11-09 00:00:28,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-09 00:00:28,429 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:28,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:00:28,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:28,991 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:09:52,176 WARN L286 SmtUtils]: Spent 1.19m on a formula simplification. DAG size of input: 19 DAG size of output: 14 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)