./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_977774f4-1eca-43f7-80ff-36529aeb7d5f/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977774f4-1eca-43f7-80ff-36529aeb7d5f/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_977774f4-1eca-43f7-80ff-36529aeb7d5f/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977774f4-1eca-43f7-80ff-36529aeb7d5f/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977774f4-1eca-43f7-80ff-36529aeb7d5f/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_977774f4-1eca-43f7-80ff-36529aeb7d5f/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 ecea962a84fe32a20735cb1daf0369eacb7c8180f4f4ad62c19a1a49422dab47 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:50:13,220 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:50:13,331 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977774f4-1eca-43f7-80ff-36529aeb7d5f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:50:13,337 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:50:13,338 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:50:13,372 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:50:13,373 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:50:13,374 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:50:13,375 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:50:13,375 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:50:13,375 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:50:13,376 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:50:13,376 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:50:13,377 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:50:13,377 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:50:13,377 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:50:13,378 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:50:13,378 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:50:13,379 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:50:13,379 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:50:13,379 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:50:13,380 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:50:13,380 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:50:13,381 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:50:13,381 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:50:13,382 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:50:13,382 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:50:13,383 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:50:13,383 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:50:13,384 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:50:13,384 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:50:13,384 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:50:13,385 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:50:13,385 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_977774f4-1eca-43f7-80ff-36529aeb7d5f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977774f4-1eca-43f7-80ff-36529aeb7d5f/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ecea962a84fe32a20735cb1daf0369eacb7c8180f4f4ad62c19a1a49422dab47 [2024-11-09 00:50:13,661 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:50:13,690 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:50:13,693 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:50:13,695 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:50:13,695 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:50:13,697 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977774f4-1eca-43f7-80ff-36529aeb7d5f/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound20.c Unable to find full path for "g++" [2024-11-09 00:50:15,879 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:50:16,121 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:50:16,122 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977774f4-1eca-43f7-80ff-36529aeb7d5f/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound20.c [2024-11-09 00:50:16,134 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977774f4-1eca-43f7-80ff-36529aeb7d5f/bin/ukojak-verify-ImItNfHLgk/data/e16ad65fe/792975f48ae148c686256b7543ced283/FLAGed160cce7 [2024-11-09 00:50:16,475 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977774f4-1eca-43f7-80ff-36529aeb7d5f/bin/ukojak-verify-ImItNfHLgk/data/e16ad65fe/792975f48ae148c686256b7543ced283 [2024-11-09 00:50:16,477 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:50:16,478 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:50:16,480 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:50:16,480 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:50:16,488 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:50:16,489 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:50:16" (1/1) ... [2024-11-09 00:50:16,492 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e72b252 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:16, skipping insertion in model container [2024-11-09 00:50:16,492 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:50:16" (1/1) ... [2024-11-09 00:50:16,514 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:50:16,724 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_977774f4-1eca-43f7-80ff-36529aeb7d5f/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound20.c[525,538] [2024-11-09 00:50:16,744 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:50:16,754 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:50:16,766 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_977774f4-1eca-43f7-80ff-36529aeb7d5f/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound20.c[525,538] [2024-11-09 00:50:16,772 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:50:16,792 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:50:16,793 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:16 WrapperNode [2024-11-09 00:50:16,793 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:50:16,794 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:50:16,794 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:50:16,794 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:50:16,803 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:16" (1/1) ... [2024-11-09 00:50:16,810 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:16" (1/1) ... [2024-11-09 00:50:16,826 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 42 [2024-11-09 00:50:16,827 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:50:16,828 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:50:16,828 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:50:16,828 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:50:16,838 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:16" (1/1) ... [2024-11-09 00:50:16,839 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:16" (1/1) ... [2024-11-09 00:50:16,840 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:16" (1/1) ... [2024-11-09 00:50:16,840 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:16" (1/1) ... [2024-11-09 00:50:16,843 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:16" (1/1) ... [2024-11-09 00:50:16,847 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:16" (1/1) ... [2024-11-09 00:50:16,848 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:16" (1/1) ... [2024-11-09 00:50:16,849 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:16" (1/1) ... [2024-11-09 00:50:16,851 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:50:16,852 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:50:16,852 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:50:16,852 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:50:16,853 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:16" (1/1) ... [2024-11-09 00:50:16,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:50:16,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977774f4-1eca-43f7-80ff-36529aeb7d5f/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:50:16,898 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977774f4-1eca-43f7-80ff-36529aeb7d5f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:50:16,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_977774f4-1eca-43f7-80ff-36529aeb7d5f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:50:16,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:50:16,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:50:16,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:50:16,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:50:16,936 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:50:16,937 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:50:16,998 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:50:17,000 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:50:17,137 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-09 00:50:17,137 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:50:17,164 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:50:17,165 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:50:17,165 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:50:17 BoogieIcfgContainer [2024-11-09 00:50:17,165 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:50:17,166 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:50:17,166 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:50:17,178 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:50:17,179 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:50:17" (1/1) ... [2024-11-09 00:50:17,189 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:50:17,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:17,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2024-11-09 00:50:17,245 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2024-11-09 00:50:17,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:50:17,249 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:17,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:50:17,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:17,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:50:17,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:17,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-11-09 00:50:17,423 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-11-09 00:50:17,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:50:17,424 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:17,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:50:17,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:17,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:50:17,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:17,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2024-11-09 00:50:17,694 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2024-11-09 00:50:17,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:50:17,695 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:17,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:50:17,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:50:17,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:17,769 INFO L255 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:50:17,779 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:17,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:50:18,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:18,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2024-11-09 00:50:18,303 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2024-11-09 00:50:18,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:50:18,304 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:18,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:50:18,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:18,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:50:19,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:19,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-11-09 00:50:19,172 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-11-09 00:50:19,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:50:19,173 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:19,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:50:19,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:50:19,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:19,242 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-09 00:50:19,245 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:19,374 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:50:22,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:50:23,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:23,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 26 states and 38 transitions. [2024-11-09 00:50:23,401 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 38 transitions. [2024-11-09 00:50:23,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:50:23,401 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:23,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:50:23,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:23,677 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:50:24,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:24,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2024-11-09 00:50:24,324 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2024-11-09 00:50:24,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:50:24,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:24,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:50:24,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:50:24,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:24,397 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-09 00:50:24,398 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:24,474 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:50:25,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:25,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 32 states and 51 transitions. [2024-11-09 00:50:25,846 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 51 transitions. [2024-11-09 00:50:25,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:50:25,847 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:25,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:50:25,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:26,036 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 00:50:29,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:29,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 36 states and 65 transitions. [2024-11-09 00:50:29,301 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 65 transitions. [2024-11-09 00:50:29,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:50:29,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:29,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:50:29,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:50:29,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:29,470 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-09 00:50:29,472 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:29,834 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:50:41,244 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:50:43,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:43,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 40 states and 86 transitions. [2024-11-09 00:50:43,804 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 86 transitions. [2024-11-09 00:50:43,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:50:43,805 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:43,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:50:43,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:50:44,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:44,069 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 00:50:44,071 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:44,185 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:50:48,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:48,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 42 states and 89 transitions. [2024-11-09 00:50:48,939 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 89 transitions. [2024-11-09 00:50:48,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:50:48,941 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:48,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:50:48,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:49,025 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 00:50:49,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:49,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 42 states and 88 transitions. [2024-11-09 00:50:49,470 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 88 transitions. [2024-11-09 00:50:49,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:50:49,471 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:49,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:50:49,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:50:49,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:49,630 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:50:49,632 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:49,724 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 00:50:59,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:59,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 44 states and 89 transitions. [2024-11-09 00:50:59,898 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 89 transitions. [2024-11-09 00:50:59,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:50:59,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:59,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:50:59,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:51:00,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:00,021 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-09 00:51:00,023 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:00,913 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 10 proven. 23 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 00:51:03,437 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:51:07,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:51:07,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:07,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 49 states and 106 transitions. [2024-11-09 00:51:07,556 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 106 transitions. [2024-11-09 00:51:07,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:51:07,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:07,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:51:07,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:51:07,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:07,666 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-09 00:51:07,669 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:07,784 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 8 proven. 25 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 00:51:22,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:22,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 52 states and 110 transitions. [2024-11-09 00:51:22,779 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 110 transitions. [2024-11-09 00:51:22,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:51:22,780 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:22,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:51:22,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:23,329 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:51:25,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:25,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 56 states and 128 transitions. [2024-11-09 00:51:25,137 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 128 transitions. [2024-11-09 00:51:25,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:51:25,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:25,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:51:25,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:51:25,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:25,235 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-09 00:51:25,237 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:25,360 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 8 proven. 25 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 00:51:31,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:31,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 58 states and 129 transitions. [2024-11-09 00:51:31,372 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 129 transitions. [2024-11-09 00:51:31,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:51:31,373 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:31,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:51:31,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:51:31,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:31,463 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-09 00:51:31,465 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:31,591 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 10 proven. 23 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 00:51:35,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:35,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 61 states and 138 transitions. [2024-11-09 00:51:35,443 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 138 transitions. [2024-11-09 00:51:35,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:51:35,444 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:35,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:51:35,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:35,544 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:51:36,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:36,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 63 states and 146 transitions. [2024-11-09 00:51:36,975 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 146 transitions. [2024-11-09 00:51:36,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:51:36,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:36,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:51:36,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:37,120 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:51:37,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:37,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 63 states and 144 transitions. [2024-11-09 00:51:37,582 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 144 transitions. [2024-11-09 00:51:37,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:51:37,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:37,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:51:37,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:37,743 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:51:47,370 WARN L286 SmtUtils]: Spent 8.41s on a formula simplification that was a NOOP. DAG size: 29 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:51:55,851 WARN L286 SmtUtils]: Spent 7.76s on a formula simplification. DAG size of input: 29 DAG size of output: 27 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:52:03,946 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.38s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:52:04,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:04,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 65 states and 154 transitions. [2024-11-09 00:52:04,006 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 154 transitions. [2024-11-09 00:52:04,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:52:04,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:04,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:52:04,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:04,100 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:52:04,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:04,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 65 states and 153 transitions. [2024-11-09 00:52:04,774 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 153 transitions. [2024-11-09 00:52:04,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:52:04,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:04,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:52:04,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:52:04,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:04,896 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-09 00:52:04,898 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:05,001 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:52:05,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:05,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 66 states and 156 transitions. [2024-11-09 00:52:05,717 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 156 transitions. [2024-11-09 00:52:05,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:52:05,719 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:05,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:52:05,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:06,506 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:52:10,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:10,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 70 states and 183 transitions. [2024-11-09 00:52:10,156 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 183 transitions. [2024-11-09 00:52:10,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:52:10,158 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:10,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:52:10,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:52:10,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:10,329 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-09 00:52:10,331 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:11,429 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 14 proven. 39 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-09 00:52:23,159 WARN L286 SmtUtils]: Spent 10.34s on a formula simplification that was a NOOP. DAG size: 35 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:52:32,016 WARN L286 SmtUtils]: Spent 6.84s on a formula simplification that was a NOOP. DAG size: 36 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:52:39,802 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:52:39,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:39,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 75 states and 201 transitions. [2024-11-09 00:52:39,891 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 201 transitions. [2024-11-09 00:52:39,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:52:39,892 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:39,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:52:39,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:52:39,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:39,997 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-09 00:52:39,999 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:40,134 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 8 proven. 36 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:52:45,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:45,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 79 states and 214 transitions. [2024-11-09 00:52:45,421 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 214 transitions. [2024-11-09 00:52:45,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:52:45,422 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:45,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:52:45,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:52:45,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:45,541 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-09 00:52:45,542 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:45,671 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-09 00:52:56,140 WARN L286 SmtUtils]: Spent 5.12s on a formula simplification that was a NOOP. DAG size: 38 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:53:18,762 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.71s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:53:21,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:21,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 82 states and 219 transitions. [2024-11-09 00:53:21,761 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 219 transitions. [2024-11-09 00:53:21,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:53:21,762 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:21,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:53:21,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:53:21,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:21,868 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-09 00:53:21,870 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:22,002 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 10 proven. 43 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-09 00:53:32,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:32,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 84 states and 220 transitions. [2024-11-09 00:53:32,406 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 220 transitions. [2024-11-09 00:53:32,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:53:32,407 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:32,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:53:32,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:53:32,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:32,490 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-09 00:53:32,491 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:32,616 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 8 proven. 36 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:53:40,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:40,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 86 states and 221 transitions. [2024-11-09 00:53:40,651 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 221 transitions. [2024-11-09 00:53:40,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:53:40,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:40,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:53:40,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:40,756 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:53:55,181 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.57s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:53:55,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:55,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 88 states and 229 transitions. [2024-11-09 00:53:55,246 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 229 transitions. [2024-11-09 00:53:55,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:53:55,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:55,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:53:55,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:53:55,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:55,326 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-09 00:53:55,328 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:55,433 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 8 proven. 36 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:53:59,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:59,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 89 states and 231 transitions. [2024-11-09 00:53:59,987 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 231 transitions. [2024-11-09 00:53:59,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:53:59,987 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:59,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:53:59,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:00,126 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:54:01,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:01,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 89 states and 230 transitions. [2024-11-09 00:54:01,515 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 230 transitions. [2024-11-09 00:54:01,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:54:01,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:01,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:01,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:01,643 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:54:02,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:02,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 89 states and 229 transitions. [2024-11-09 00:54:02,989 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 229 transitions. [2024-11-09 00:54:02,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:54:02,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:02,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:03,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:54:03,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:03,218 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-09 00:54:03,219 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:03,846 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 18 proven. 59 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-09 00:54:11,344 WARN L286 SmtUtils]: Spent 6.32s on a formula simplification that was a NOOP. DAG size: 41 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:54:25,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:25,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 93 states and 245 transitions. [2024-11-09 00:54:25,525 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 245 transitions. [2024-11-09 00:54:25,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:54:25,526 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:25,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:25,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:26,400 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 00:54:42,466 WARN L286 SmtUtils]: Spent 10.51s on a formula simplification. DAG size of input: 29 DAG size of output: 27 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:54:56,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:56,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 97 states and 281 transitions. [2024-11-09 00:54:56,470 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 281 transitions. [2024-11-09 00:54:56,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:54:56,471 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:56,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:56,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:54:56,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:56,620 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-09 00:54:56,621 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:06,676 WARN L286 SmtUtils]: Spent 10.02s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-09 00:55:06,837 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 16 proven. 67 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-09 00:55:17,109 WARN L286 SmtUtils]: Spent 8.72s on a formula simplification that was a NOOP. DAG size: 36 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:55:25,349 WARN L286 SmtUtils]: Spent 6.06s on a formula simplification that was a NOOP. DAG size: 37 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:55:28,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:28,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 100 states and 289 transitions. [2024-11-09 00:55:28,601 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 289 transitions. [2024-11-09 00:55:28,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:55:28,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:28,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:55:28,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:55:28,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:28,816 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-11-09 00:55:28,818 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:29,038 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 25 proven. 58 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-09 00:56:22,168 WARN L286 SmtUtils]: Spent 50.27s on a formula simplification that was a NOOP. DAG size: 44 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:57:11,201 WARN L286 SmtUtils]: Spent 27.59s on a formula simplification that was a NOOP. DAG size: 45 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:57:54,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:54,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 103 states and 294 transitions. [2024-11-09 00:57:54,662 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 294 transitions. [2024-11-09 00:57:54,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:57:54,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:54,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:57:54,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,788 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 00:57:58,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:58,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 103 states and 293 transitions. [2024-11-09 00:57:58,517 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 293 transitions. [2024-11-09 00:57:58,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:57:58,518 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:58,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:57:58,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,662 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 00:58:02,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:02,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 103 states and 292 transitions. [2024-11-09 00:58:02,300 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 292 transitions. [2024-11-09 00:58:02,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:58:02,301 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:02,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:58:02,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:58:02,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:02,437 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-09 00:58:02,438 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:02,571 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 10 proven. 55 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 00:58:25,353 WARN L286 SmtUtils]: Spent 21.31s on a formula simplification that was a NOOP. DAG size: 41 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:59:05,122 WARN L286 SmtUtils]: Spent 36.92s on a formula simplification that was a NOOP. DAG size: 42 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:59:21,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:21,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 106 states and 295 transitions. [2024-11-09 00:59:21,108 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 295 transitions. [2024-11-09 00:59:21,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:59:21,109 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:21,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:59:21,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:21,250 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 00:59:22,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:22,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 106 states and 294 transitions. [2024-11-09 00:59:22,817 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 294 transitions. [2024-11-09 00:59:22,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:59:22,818 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:22,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:59:22,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:59:22,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:22,966 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-09 00:59:22,968 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:23,121 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 12 proven. 65 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-09 00:59:58,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:58,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 108 states and 295 transitions. [2024-11-09 00:59:58,075 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 295 transitions. [2024-11-09 00:59:58,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:59:58,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:58,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:59:58,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:59:58,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:58,233 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-09 00:59:58,235 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:58,429 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 14 proven. 69 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-09 01:00:10,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:10,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 110 states and 296 transitions. [2024-11-09 01:00:10,960 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 296 transitions. [2024-11-09 01:00:10,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 01:00:10,961 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:10,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:00:10,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:11,082 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 01:00:23,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:23,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 110 states and 295 transitions. [2024-11-09 01:00:23,281 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 295 transitions. [2024-11-09 01:00:23,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 01:00:23,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:23,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:00:23,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:23,430 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 01:00:24,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:24,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 112 states and 300 transitions. [2024-11-09 01:00:24,263 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 300 transitions. [2024-11-09 01:00:24,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 01:00:24,263 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:24,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:00:24,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:24,372 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 01:00:25,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:25,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 113 states and 309 transitions. [2024-11-09 01:00:25,502 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 309 transitions. [2024-11-09 01:00:25,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 01:00:25,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:25,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:00:25,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:00:25,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:25,655 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-09 01:00:25,657 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:25,810 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 25 proven. 58 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-09 01:00:27,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:27,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 114 states and 312 transitions. [2024-11-09 01:00:27,003 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 312 transitions. [2024-11-09 01:00:27,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 01:00:27,003 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:27,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:00:27,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:27,148 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 01:00:28,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:28,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 115 states and 314 transitions. [2024-11-09 01:00:28,464 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 314 transitions. [2024-11-09 01:00:28,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 01:00:28,465 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:28,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:00:28,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:00:28,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:28,579 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-09 01:00:28,580 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:11,298 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 12 proven. 65 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-09 01:04:21,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:04:21,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 132 states and 369 transitions. [2024-11-09 01:04:21,989 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 369 transitions. [2024-11-09 01:04:21,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-09 01:04:21,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:04:21,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:04:22,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:23,281 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 12 proven. 72 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-09 01:04:46,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:04:46,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 136 states and 414 transitions. [2024-11-09 01:04:46,685 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 414 transitions. [2024-11-09 01:04:46,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-09 01:04:46,685 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:04:46,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:04:46,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:04:46,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:46,882 INFO L255 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-11-09 01:04:46,884 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:04:48,123 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 31 proven. 83 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-09 01:05:01,281 WARN L286 SmtUtils]: Spent 11.52s on a formula simplification that was a NOOP. DAG size: 42 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 01:05:14,256 WARN L286 SmtUtils]: Spent 10.20s on a formula simplification that was a NOOP. DAG size: 43 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)