./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound20.c --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_ff0649a2-ebc8-4906-8d9d-1fe5e7d60b8b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0649a2-ebc8-4906-8d9d-1fe5e7d60b8b/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_ff0649a2-ebc8-4906-8d9d-1fe5e7d60b8b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0649a2-ebc8-4906-8d9d-1fe5e7d60b8b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0649a2-ebc8-4906-8d9d-1fe5e7d60b8b/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_ff0649a2-ebc8-4906-8d9d-1fe5e7d60b8b/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 fdadba64290bb92644e7e488fd7f0ff193dc3cda62b54e30ca2f0fabf2570055 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:59:53,372 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:59:53,464 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0649a2-ebc8-4906-8d9d-1fe5e7d60b8b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:59:53,470 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:59:53,472 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:59:53,500 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:59:53,501 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:59:53,504 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:59:53,505 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:59:53,505 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:59:53,506 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:59:53,506 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:59:53,507 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:59:53,509 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:59:53,510 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:59:53,510 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:59:53,511 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:59:53,511 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:59:53,511 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:59:53,512 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:59:53,512 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:59:53,516 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:59:53,517 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:59:53,517 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:59:53,518 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:59:53,518 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:59:53,518 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:59:53,518 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:59:53,519 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:59:53,519 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:59:53,520 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:59:53,520 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:59:53,520 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:59:53,521 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_ff0649a2-ebc8-4906-8d9d-1fe5e7d60b8b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0649a2-ebc8-4906-8d9d-1fe5e7d60b8b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fdadba64290bb92644e7e488fd7f0ff193dc3cda62b54e30ca2f0fabf2570055 [2024-11-08 22:59:53,801 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:59:53,828 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:59:53,832 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:59:53,833 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:59:53,834 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:59:53,835 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0649a2-ebc8-4906-8d9d-1fe5e7d60b8b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound20.c Unable to find full path for "g++" [2024-11-08 22:59:55,920 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:59:56,081 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:59:56,081 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0649a2-ebc8-4906-8d9d-1fe5e7d60b8b/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound20.c [2024-11-08 22:59:56,087 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0649a2-ebc8-4906-8d9d-1fe5e7d60b8b/bin/ukojak-verify-ImItNfHLgk/data/ef464fca7/c82884e2112d4b3ebccfa45f6c5029f3/FLAGf43c21ce1 [2024-11-08 22:59:56,103 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0649a2-ebc8-4906-8d9d-1fe5e7d60b8b/bin/ukojak-verify-ImItNfHLgk/data/ef464fca7/c82884e2112d4b3ebccfa45f6c5029f3 [2024-11-08 22:59:56,105 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:59:56,107 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:59:56,108 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:59:56,109 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:59:56,114 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:59:56,115 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:59:56" (1/1) ... [2024-11-08 22:59:56,116 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@402786d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:56, skipping insertion in model container [2024-11-08 22:59:56,116 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:59:56" (1/1) ... [2024-11-08 22:59:56,137 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:59:56,341 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_ff0649a2-ebc8-4906-8d9d-1fe5e7d60b8b/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound20.c[525,538] [2024-11-08 22:59:56,368 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:59:56,379 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:59:56,394 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_ff0649a2-ebc8-4906-8d9d-1fe5e7d60b8b/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound20.c[525,538] [2024-11-08 22:59:56,402 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:59:56,420 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:59:56,421 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:56 WrapperNode [2024-11-08 22:59:56,421 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:59:56,422 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:59:56,422 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:59:56,422 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:59:56,430 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:56" (1/1) ... [2024-11-08 22:59:56,436 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:56" (1/1) ... [2024-11-08 22:59:56,450 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 49 [2024-11-08 22:59:56,451 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:59:56,451 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:59:56,452 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:59:56,452 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:59:56,461 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:56" (1/1) ... [2024-11-08 22:59:56,462 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:56" (1/1) ... [2024-11-08 22:59:56,463 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:56" (1/1) ... [2024-11-08 22:59:56,463 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:56" (1/1) ... [2024-11-08 22:59:56,466 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:56" (1/1) ... [2024-11-08 22:59:56,469 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:56" (1/1) ... [2024-11-08 22:59:56,470 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:56" (1/1) ... [2024-11-08 22:59:56,471 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:56" (1/1) ... [2024-11-08 22:59:56,472 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:59:56,473 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:59:56,474 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:59:56,474 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:59:56,475 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:56" (1/1) ... [2024-11-08 22:59:56,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:59:56,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0649a2-ebc8-4906-8d9d-1fe5e7d60b8b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:59:56,507 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0649a2-ebc8-4906-8d9d-1fe5e7d60b8b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:59:56,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff0649a2-ebc8-4906-8d9d-1fe5e7d60b8b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:59:56,537 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:59:56,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:59:56,537 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:59:56,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:59:56,537 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:59:56,538 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:59:56,597 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:59:56,599 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:59:56,737 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-08 22:59:56,738 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:59:56,765 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:59:56,766 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:59:56,766 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:59:56 BoogieIcfgContainer [2024-11-08 22:59:56,767 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:59:56,768 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:59:56,768 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:59:56,779 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:59:56,779 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:59:56" (1/1) ... [2024-11-08 22:59:56,789 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:59:56,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:59:56,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2024-11-08 22:59:56,845 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2024-11-08 22:59:56,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:59:56,850 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:59:56,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:59:56,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:59:57,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:59:57,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:59:57,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-11-08 22:59:57,065 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-11-08 22:59:57,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:59:57,066 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:59:57,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:59:57,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:59:57,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:59:57,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:59:57,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2024-11-08 22:59:57,340 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2024-11-08 22:59:57,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:59:57,340 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:59:57,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:59:57,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:59:57,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:59:57,441 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 22:59:57,447 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:59:57,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:59:58,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:59:58,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2024-11-08 22:59:58,085 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2024-11-08 22:59:58,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:59:58,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:59:58,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:59:58,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:59:58,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:59:59,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:59:59,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-11-08 22:59:59,456 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-11-08 22:59:59,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 22:59:59,456 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:59:59,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:59:59,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:59:59,693 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:00:00,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:00:00,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 26 states and 39 transitions. [2024-11-08 23:00:00,712 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 39 transitions. [2024-11-08 23:00:00,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 23:00:00,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:00:00,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:00:00,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:00:00,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:00:00,998 INFO L255 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-08 23:00:01,000 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:00:01,427 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:00:06,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:00:06,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 31 states and 57 transitions. [2024-11-08 23:00:06,088 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 57 transitions. [2024-11-08 23:00:06,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 23:00:06,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:00:06,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:00:06,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:00:06,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:00:06,270 INFO L255 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:00:06,272 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:00:06,453 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:00:09,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:00:09,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 34 states and 65 transitions. [2024-11-08 23:00:09,333 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 65 transitions. [2024-11-08 23:00:09,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:00:09,334 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:00:09,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:00:09,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:00:09,590 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:00:12,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:00:12,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 38 states and 82 transitions. [2024-11-08 23:00:12,811 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 82 transitions. [2024-11-08 23:00:12,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:00:12,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:00:12,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:00:12,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:00:13,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:00:13,989 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-08 23:00:13,991 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:00:15,814 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:00:31,967 WARN L286 SmtUtils]: Spent 10.58s on a formula simplification. DAG size of input: 30 DAG size of output: 21 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:00:52,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:00:52,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 49 states and 121 transitions. [2024-11-08 23:00:52,640 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 121 transitions. [2024-11-08 23:00:52,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:00:52,642 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:00:52,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:00:52,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:00:53,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:00:53,727 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-08 23:00:53,730 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:00:55,931 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:01:14,448 WARN L286 SmtUtils]: Spent 9.52s on a formula simplification. DAG size of input: 37 DAG size of output: 25 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:02:04,554 WARN L286 SmtUtils]: Spent 32.26s on a formula simplification that was a NOOP. DAG size: 40 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:02:16,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:02:16,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 60 states and 166 transitions. [2024-11-08 23:02:16,640 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 166 transitions. [2024-11-08 23:02:16,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:02:16,642 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:02:16,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:02:16,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:02:18,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:02:18,263 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-08 23:02:18,265 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:02:20,111 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:02:36,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:02:36,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 65 states and 194 transitions. [2024-11-08 23:02:36,076 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 194 transitions. [2024-11-08 23:02:36,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:02:36,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:02:36,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:02:36,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:02:36,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:02:36,743 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-08 23:02:36,745 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:02:40,955 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:02:49,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:02:49,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 67 states and 196 transitions. [2024-11-08 23:02:49,111 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 196 transitions. [2024-11-08 23:02:49,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:02:49,113 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:02:49,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:02:49,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:02:49,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:02:49,967 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-08 23:02:49,968 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:02:52,594 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:03:05,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:03:05,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 71 states and 209 transitions. [2024-11-08 23:03:05,745 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 209 transitions. [2024-11-08 23:03:05,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:03:05,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:03:05,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:03:05,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:03:05,823 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:03:11,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:03:11,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 72 states and 213 transitions. [2024-11-08 23:03:11,971 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 213 transitions. [2024-11-08 23:03:11,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:03:11,972 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:03:11,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:03:11,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:03:12,042 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:03:15,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:03:15,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 73 states and 217 transitions. [2024-11-08 23:03:15,968 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 217 transitions. [2024-11-08 23:03:15,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:03:15,969 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:03:15,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:03:15,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:03:16,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:03:16,546 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-08 23:03:16,548 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:03:17,242 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:03:21,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:03:21,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 76 states and 223 transitions. [2024-11-08 23:03:21,092 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 223 transitions. [2024-11-08 23:03:21,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:03:21,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:03:21,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:03:21,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:03:22,118 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 23:03:33,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:03:33,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 80 states and 264 transitions. [2024-11-08 23:03:33,804 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 264 transitions. [2024-11-08 23:03:33,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:03:33,805 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:03:33,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:03:33,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:03:34,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:03:34,101 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-08 23:03:34,103 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:03:36,826 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 5 proven. 28 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:04:08,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:04:08,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 88 states and 302 transitions. [2024-11-08 23:04:08,333 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 302 transitions. [2024-11-08 23:04:08,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:04:08,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:04:08,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:04:08,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:04:08,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:04:08,661 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-08 23:04:08,663 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:04:12,735 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 23:04:16,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:04:16,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 90 states and 307 transitions. [2024-11-08 23:04:16,959 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 307 transitions. [2024-11-08 23:04:16,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:04:16,960 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:04:16,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:04:16,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:04:20,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:04:20,122 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-08 23:04:20,124 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:04:22,155 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 23:04:46,196 WARN L286 SmtUtils]: Spent 10.83s on a formula simplification. DAG size of input: 40 DAG size of output: 32 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:05:08,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:05:24,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:05:24,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 97 states and 328 transitions. [2024-11-08 23:05:24,250 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 328 transitions. [2024-11-08 23:05:24,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:05:24,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:05:24,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:05:24,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:05:24,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:05:24,596 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-08 23:05:24,600 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:05:25,092 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 5 proven. 28 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:05:26,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:05:26,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 98 states and 334 transitions. [2024-11-08 23:05:26,997 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 334 transitions. [2024-11-08 23:05:26,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:05:26,998 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:05:26,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:05:27,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:05:27,084 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 23:05:28,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:05:28,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 99 states and 339 transitions. [2024-11-08 23:05:28,968 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 339 transitions. [2024-11-08 23:05:28,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:05:28,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:05:28,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:05:28,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:05:29,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:05:29,233 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-08 23:05:29,236 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:05:29,827 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 23:05:32,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:05:32,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 100 states and 343 transitions. [2024-11-08 23:05:32,419 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 343 transitions. [2024-11-08 23:05:32,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:05:32,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:05:32,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:05:32,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:05:32,544 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 23:05:34,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:05:34,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 101 states and 346 transitions. [2024-11-08 23:05:34,249 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 346 transitions. [2024-11-08 23:05:34,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:05:34,250 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:05:34,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:05:34,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:05:34,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:05:34,455 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-08 23:05:34,457 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:05:35,084 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 5 proven. 28 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:05:37,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:05:37,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 102 states and 350 transitions. [2024-11-08 23:05:37,527 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 350 transitions. [2024-11-08 23:05:37,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:05:37,528 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:05:37,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:05:37,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:05:37,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:05:37,716 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-08 23:05:37,719 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:05:38,345 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 23:06:02,144 WARN L286 SmtUtils]: Spent 19.02s on a formula simplification that was a NOOP. DAG size: 46 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:06:32,446 WARN L286 SmtUtils]: Spent 26.37s on a formula simplification that was a NOOP. DAG size: 47 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:06:44,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:06:44,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 105 states and 355 transitions. [2024-11-08 23:06:44,585 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 355 transitions. [2024-11-08 23:06:44,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:06:44,586 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:06:44,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:06:44,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:06:44,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:06:44,815 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-08 23:06:44,817 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:06:45,530 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 23:07:01,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:01,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 110 states and 360 transitions. [2024-11-08 23:07:01,867 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 360 transitions. [2024-11-08 23:07:01,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:07:01,868 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:01,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:07:01,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:01,951 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 23:07:09,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:09,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 110 states and 358 transitions. [2024-11-08 23:07:09,872 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 358 transitions. [2024-11-08 23:07:09,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:07:09,873 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:09,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:07:09,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:07:10,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:10,053 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-08 23:07:10,055 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:07:14,689 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 23:07:28,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:28,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 112 states and 359 transitions. [2024-11-08 23:07:28,697 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 359 transitions. [2024-11-08 23:07:28,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:07:28,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:28,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:07:28,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:28,780 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 23:07:31,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:07:31,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 112 states and 358 transitions. [2024-11-08 23:07:31,846 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 358 transitions. [2024-11-08 23:07:31,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 23:07:31,847 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:07:31,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:07:31,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:07:34,061 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-08 23:08:01,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:08:01,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 116 states and 413 transitions. [2024-11-08 23:08:01,785 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 413 transitions. [2024-11-08 23:08:01,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 23:08:01,786 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:08:01,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:08:01,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:08:02,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:08:02,096 INFO L255 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-11-08 23:08:02,098 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:08:14,668 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 4 proven. 40 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-08 23:09:13,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:13,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 121 states and 441 transitions. [2024-11-08 23:09:13,736 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 441 transitions. [2024-11-08 23:09:13,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 23:09:13,737 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:13,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:09:13,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:09:14,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:14,110 INFO L255 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-11-08 23:09:14,112 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:09:14,850 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 4 proven. 40 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-08 23:09:24,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:24,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 124 states and 446 transitions. [2024-11-08 23:09:24,296 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 446 transitions. [2024-11-08 23:09:24,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 23:09:24,297 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:24,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:09:24,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:24,412 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-08 23:09:27,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:27,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 124 states and 445 transitions. [2024-11-08 23:09:27,902 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 445 transitions. [2024-11-08 23:09:27,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 23:09:27,903 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:27,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:09:27,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:28,012 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-08 23:09:32,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:32,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 125 states and 447 transitions. [2024-11-08 23:09:32,370 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 447 transitions. [2024-11-08 23:09:32,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 23:09:32,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:32,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:09:32,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:09:32,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:09:32,739 INFO L255 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-11-08 23:09:32,741 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:09:33,617 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 4 proven. 40 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-08 23:09:39,785 WARN L286 SmtUtils]: Spent 5.73s on a formula simplification. DAG size of input: 47 DAG size of output: 33 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:09:57,109 WARN L286 SmtUtils]: Spent 16.35s on a formula simplification that was a NOOP. DAG size: 49 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:10:38,017 WARN L286 SmtUtils]: Spent 28.24s on a formula simplification that was a NOOP. DAG size: 50 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:10:52,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:10:52,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 128 states and 450 transitions. [2024-11-08 23:10:52,707 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 450 transitions. [2024-11-08 23:10:52,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 23:10:52,708 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:10:52,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:10:52,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:10:53,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:10:53,025 INFO L255 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-11-08 23:10:53,027 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:10:59,569 WARN L286 SmtUtils]: Spent 6.20s 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) [2024-11-08 23:10:59,810 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 4 proven. 40 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-08 23:11:39,026 WARN L286 SmtUtils]: Spent 38.38s on a formula simplification. DAG size of input: 51 DAG size of output: 31 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:12:13,664 WARN L286 SmtUtils]: Spent 32.43s on a formula simplification that was a NOOP. DAG size: 53 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:13:20,967 WARN L286 SmtUtils]: Spent 44.58s on a formula simplification that was a NOOP. DAG size: 54 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:13:31,096 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.99s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:14:03,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:03,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 131 states and 454 transitions. [2024-11-08 23:14:03,122 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 454 transitions. [2024-11-08 23:14:03,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 23:14:03,123 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:03,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:14:03,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:03,233 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-08 23:14:06,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:06,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 131 states and 453 transitions. [2024-11-08 23:14:06,456 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 453 transitions. [2024-11-08 23:14:06,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 23:14:06,457 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:06,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:14:06,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:14:06,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:06,762 INFO L255 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-11-08 23:14:06,763 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:14:14,850 WARN L286 SmtUtils]: Spent 7.51s 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) [2024-11-08 23:14:15,083 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 4 proven. 40 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-08 23:14:34,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:34,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 133 states and 454 transitions. [2024-11-08 23:14:34,020 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 454 transitions. [2024-11-08 23:14:34,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 23:14:34,022 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:34,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:14:34,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:14:34,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:34,316 INFO L255 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-08 23:14:34,318 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:14:35,096 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 7 proven. 46 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 23:14:41,744 WARN L286 SmtUtils]: Spent 6.18s on a formula simplification. DAG size of input: 42 DAG size of output: 34 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:14:54,317 WARN L286 SmtUtils]: Spent 11.21s on a formula simplification that was a NOOP. DAG size: 44 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)