./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828418d1-2089-4ee7-930e-03944bae8de8/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828418d1-2089-4ee7-930e-03944bae8de8/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828418d1-2089-4ee7-930e-03944bae8de8/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828418d1-2089-4ee7-930e-03944bae8de8/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828418d1-2089-4ee7-930e-03944bae8de8/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828418d1-2089-4ee7-930e-03944bae8de8/bin/ukojak-verify-EEHR8qb7sm --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 26517bdd67184dea6352cf50b6d9992d41ecfd853675bfc685354b90b7b5bf40 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:06:49,377 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:06:49,473 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828418d1-2089-4ee7-930e-03944bae8de8/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:06:49,482 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:06:49,482 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:06:49,519 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:06:49,519 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:06:49,520 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:06:49,520 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:06:49,520 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:06:49,520 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:06:49,520 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:06:49,521 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:06:49,521 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:06:49,521 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:06:49,521 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:06:49,521 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:06:49,523 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:06:49,524 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:06:49,524 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:06:49,524 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:06:49,524 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:06:49,525 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:06:49,525 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:06:49,525 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:06:49,525 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:06:49,526 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:06:49,526 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:06:49,526 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:06:49,526 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:06:49,526 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:06:49,526 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:06:49,526 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:06:49,526 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828418d1-2089-4ee7-930e-03944bae8de8/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! 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 -> 26517bdd67184dea6352cf50b6d9992d41ecfd853675bfc685354b90b7b5bf40 [2024-11-13 22:06:49,885 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:06:49,897 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:06:49,903 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:06:49,904 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:06:49,905 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:06:49,906 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828418d1-2089-4ee7-930e-03944bae8de8/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound10.c Unable to find full path for "g++" [2024-11-13 22:06:51,853 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:06:52,123 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:06:52,124 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828418d1-2089-4ee7-930e-03944bae8de8/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound10.c [2024-11-13 22:06:52,137 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828418d1-2089-4ee7-930e-03944bae8de8/bin/ukojak-verify-EEHR8qb7sm/data/9904a9659/34d2f5d322604c4e87a7519d462d357b/FLAGbfbb6d7d8 [2024-11-13 22:06:52,441 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828418d1-2089-4ee7-930e-03944bae8de8/bin/ukojak-verify-EEHR8qb7sm/data/9904a9659/34d2f5d322604c4e87a7519d462d357b [2024-11-13 22:06:52,443 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:06:52,445 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:06:52,450 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:06:52,450 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:06:52,455 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:06:52,457 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:06:52" (1/1) ... [2024-11-13 22:06:52,459 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54b887e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:52, skipping insertion in model container [2024-11-13 22:06:52,459 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:06:52" (1/1) ... [2024-11-13 22:06:52,481 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:06:52,666 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_828418d1-2089-4ee7-930e-03944bae8de8/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound10.c[525,538] [2024-11-13 22:06:52,704 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:06:52,714 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:06:52,725 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_828418d1-2089-4ee7-930e-03944bae8de8/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound10.c[525,538] [2024-11-13 22:06:52,752 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:06:52,775 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:06:52,776 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:52 WrapperNode [2024-11-13 22:06:52,776 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:06:52,777 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:06:52,777 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:06:52,778 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:06:52,784 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:52" (1/1) ... [2024-11-13 22:06:52,795 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:52" (1/1) ... [2024-11-13 22:06:52,823 INFO L138 Inliner]: procedures = 14, calls = 17, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 62 [2024-11-13 22:06:52,823 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:06:52,824 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:06:52,824 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:06:52,824 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:06:52,833 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:52" (1/1) ... [2024-11-13 22:06:52,834 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:52" (1/1) ... [2024-11-13 22:06:52,840 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:52" (1/1) ... [2024-11-13 22:06:52,840 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:52" (1/1) ... [2024-11-13 22:06:52,843 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:52" (1/1) ... [2024-11-13 22:06:52,851 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:52" (1/1) ... [2024-11-13 22:06:52,855 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:52" (1/1) ... [2024-11-13 22:06:52,856 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:52" (1/1) ... [2024-11-13 22:06:52,858 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:06:52,859 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:06:52,859 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:06:52,859 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:06:52,864 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:52" (1/1) ... [2024-11-13 22:06:52,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:06:52,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828418d1-2089-4ee7-930e-03944bae8de8/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:06:52,907 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828418d1-2089-4ee7-930e-03944bae8de8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:06:52,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828418d1-2089-4ee7-930e-03944bae8de8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:06:52,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:06:52,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:06:52,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:06:52,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:06:52,944 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 22:06:52,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 22:06:53,026 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:06:53,029 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:06:53,399 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-13 22:06:53,399 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:06:53,464 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:06:53,465 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 22:06:53,466 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:06:53 BoogieIcfgContainer [2024-11-13 22:06:53,466 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:06:53,467 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:06:53,467 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:06:53,481 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:06:53,481 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:06:53" (1/1) ... [2024-11-13 22:06:53,492 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:06:53,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:06:53,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 24 states and 38 transitions. [2024-11-13 22:06:53,571 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 38 transitions. [2024-11-13 22:06:53,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:06:53,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:06:53,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:06:53,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:06:53,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:06:53,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:06:53,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 24 states and 35 transitions. [2024-11-13 22:06:53,816 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 35 transitions. [2024-11-13 22:06:53,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:06:53,817 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:06:53,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:06:53,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:06:54,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:06:54,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:06:54,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 26 states and 38 transitions. [2024-11-13 22:06:54,113 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 38 transitions. [2024-11-13 22:06:54,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:06:54,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:06:54,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:06:54,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:06:54,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:06:54,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:06:54,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 29 states and 45 transitions. [2024-11-13 22:06:54,635 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 45 transitions. [2024-11-13 22:06:54,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:06:54,639 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:06:54,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:06:54,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:06:55,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:06:58,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 22:06:58,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:06:58,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-11-13 22:06:58,896 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-11-13 22:06:58,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:06:58,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:06:58,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:06:58,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:06:59,032 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:06:59,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:06:59,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 39 states and 74 transitions. [2024-11-13 22:06:59,357 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 74 transitions. [2024-11-13 22:06:59,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:06:59,358 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:06:59,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:06:59,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:06:59,859 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 22:07:01,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:07:01,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 45 states and 88 transitions. [2024-11-13 22:07:01,968 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 88 transitions. [2024-11-13 22:07:01,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:07:01,969 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:07:01,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:07:01,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:02,176 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:07:02,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:07:02,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 48 states and 97 transitions. [2024-11-13 22:07:02,760 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 97 transitions. [2024-11-13 22:07:02,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:07:02,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:07:02,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:07:02,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:02,992 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 22:07:04,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:07:04,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 53 states and 106 transitions. [2024-11-13 22:07:04,730 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 106 transitions. [2024-11-13 22:07:04,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:07:04,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:07:04,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:07:04,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:07:04,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:04,779 INFO L255 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:07:04,786 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:07:05,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:07:08,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:07:08,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 60 states and 123 transitions. [2024-11-13 22:07:08,528 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 123 transitions. [2024-11-13 22:07:08,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:07:08,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:07:08,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:07:08,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:08,693 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:07:09,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:07:09,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 62 states and 131 transitions. [2024-11-13 22:07:09,032 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 131 transitions. [2024-11-13 22:07:09,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:07:09,033 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:07:09,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:07:09,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:09,750 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:07:13,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:07:13,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 68 states and 146 transitions. [2024-11-13 22:07:13,720 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 146 transitions. [2024-11-13 22:07:13,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:07:13,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:07:13,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:07:13,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:14,022 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:07:14,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:07:14,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 71 states and 157 transitions. [2024-11-13 22:07:14,927 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 157 transitions. [2024-11-13 22:07:14,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:07:14,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:07:14,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:07:14,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:15,157 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:07:16,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:07:16,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 74 states and 164 transitions. [2024-11-13 22:07:16,389 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 164 transitions. [2024-11-13 22:07:16,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 22:07:16,399 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:07:16,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:07:16,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:07:16,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:16,469 INFO L255 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 22:07:16,470 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:07:17,002 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:07:21,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:07:21,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 81 states and 184 transitions. [2024-11-13 22:07:21,647 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 184 transitions. [2024-11-13 22:07:21,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 22:07:21,649 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:07:21,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:07:21,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:07:21,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:21,794 INFO L255 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:07:21,796 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:07:22,271 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:07:27,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:07:27,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 88 states and 205 transitions. [2024-11-13 22:07:27,511 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 205 transitions. [2024-11-13 22:07:27,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 22:07:27,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:07:27,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:07:27,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:07:27,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:27,603 INFO L255 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:07:27,605 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:07:27,711 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:07:29,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:07:29,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 90 states and 208 transitions. [2024-11-13 22:07:29,071 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 208 transitions. [2024-11-13 22:07:29,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 22:07:29,072 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:07:29,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:07:29,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:07:29,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:29,115 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:07:29,117 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:07:29,444 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 22:07:43,170 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 22:07:43,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:07:43,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 96 states and 229 transitions. [2024-11-13 22:07:43,207 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 229 transitions. [2024-11-13 22:07:43,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 22:07:43,209 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:07:43,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:07:43,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:43,908 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:07:44,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:07:44,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 98 states and 244 transitions. [2024-11-13 22:07:44,840 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 244 transitions. [2024-11-13 22:07:44,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 22:07:44,841 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:07:44,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:07:44,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:46,136 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:07:55,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:07:55,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 106 states and 261 transitions. [2024-11-13 22:07:55,438 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 261 transitions. [2024-11-13 22:07:55,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 22:07:55,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:07:55,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:07:55,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:56,277 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:07:58,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:07:58,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 109 states and 276 transitions. [2024-11-13 22:07:58,817 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 276 transitions. [2024-11-13 22:07:58,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 22:07:58,818 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:07:58,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:07:58,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:59,394 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:08:02,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:02,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 112 states and 283 transitions. [2024-11-13 22:08:02,630 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 283 transitions. [2024-11-13 22:08:02,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:08:02,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:02,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:02,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:08:02,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:02,670 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:08:02,672 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:08:03,041 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 22:08:11,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:11,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 119 states and 312 transitions. [2024-11-13 22:08:11,955 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 312 transitions. [2024-11-13 22:08:11,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:08:11,956 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:11,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:11,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:08:11,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:11,996 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 22:08:11,998 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:08:13,639 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:08:32,337 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:08:42,466 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:08:42,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:42,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 124 states and 320 transitions. [2024-11-13 22:08:42,607 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 320 transitions. [2024-11-13 22:08:42,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:08:42,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:42,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:42,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:08:42,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:42,656 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:08:42,657 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:08:42,762 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 22:08:45,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:45,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 126 states and 321 transitions. [2024-11-13 22:08:45,721 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 321 transitions. [2024-11-13 22:08:45,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:08:45,723 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:45,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:45,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:08:45,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:45,763 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:08:45,766 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:08:45,852 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 22:08:52,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:52,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 130 states and 335 transitions. [2024-11-13 22:08:52,336 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 335 transitions. [2024-11-13 22:08:52,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:08:52,337 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:52,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:52,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:08:52,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:52,378 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 22:08:52,379 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:08:53,018 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:08:56,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:56,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 132 states and 338 transitions. [2024-11-13 22:08:56,378 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 338 transitions. [2024-11-13 22:08:56,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 22:08:56,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:56,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:56,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:08:56,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:56,417 INFO L255 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 22:08:56,419 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:09:09,350 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 22:09:22,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:09:22,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 139 states and 356 transitions. [2024-11-13 22:09:22,283 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 356 transitions. [2024-11-13 22:09:22,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 22:09:22,284 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:09:22,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:09:22,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:09:22,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:09:22,335 INFO L255 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:09:22,337 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:09:22,437 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 22:09:29,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:09:29,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 144 states and 368 transitions. [2024-11-13 22:09:29,100 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 368 transitions. [2024-11-13 22:09:29,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:09:29,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:09:29,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:09:29,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:09:29,895 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:09:31,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:09:31,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 146 states and 392 transitions. [2024-11-13 22:09:31,696 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 392 transitions. [2024-11-13 22:09:31,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 22:09:31,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:09:31,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:09:31,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:09:31,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:09:31,761 INFO L255 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:09:31,763 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:09:32,454 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:09:44,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 22:09:54,906 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:09:54,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:09:54,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 148 states and 398 transitions. [2024-11-13 22:09:54,948 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 398 transitions. [2024-11-13 22:09:54,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 22:09:54,950 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:09:54,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:09:54,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:09:57,701 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:10:08,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:10:08,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 153 states and 411 transitions. [2024-11-13 22:10:08,266 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 411 transitions. [2024-11-13 22:10:08,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 22:10:08,267 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:10:08,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:10:08,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:10:09,963 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:10:15,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:10:15,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 156 states and 430 transitions. [2024-11-13 22:10:15,744 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 430 transitions. [2024-11-13 22:10:15,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 22:10:15,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:10:15,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:10:15,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:10:17,477 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:10:24,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:10:24,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 159 states and 437 transitions. [2024-11-13 22:10:24,052 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 437 transitions. [2024-11-13 22:10:24,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:10:24,053 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:10:24,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:10:24,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:10:24,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:10:24,103 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:10:24,105 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:10:24,298 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 22:10:31,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:10:31,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 162 states and 446 transitions. [2024-11-13 22:10:31,095 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 446 transitions. [2024-11-13 22:10:31,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:10:31,096 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:10:31,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:10:31,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:10:31,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:10:31,144 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 22:10:31,146 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:10:33,583 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:10:41,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:10:41,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 165 states and 455 transitions. [2024-11-13 22:10:41,378 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 455 transitions. [2024-11-13 22:10:41,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:10:41,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:10:41,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:10:41,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:10:41,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:10:41,438 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:10:41,439 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:10:41,650 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 22:10:45,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:10:45,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 167 states and 456 transitions. [2024-11-13 22:10:45,786 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 456 transitions. [2024-11-13 22:10:45,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:10:45,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:10:45,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:10:45,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:10:45,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:10:45,831 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:10:45,832 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:10:45,976 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 22:10:58,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:10:58,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 172 states and 467 transitions. [2024-11-13 22:10:58,107 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 467 transitions. [2024-11-13 22:10:58,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:10:58,108 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:10:58,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:10:58,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:10:58,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:10:58,156 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:10:58,157 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:10:58,307 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 22:11:05,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:05,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 175 states and 476 transitions. [2024-11-13 22:11:05,892 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 476 transitions. [2024-11-13 22:11:05,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 22:11:05,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:05,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:11:05,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:11:05,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:05,936 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 22:11:05,937 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:11:06,111 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-13 22:11:23,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:23,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 182 states and 508 transitions. [2024-11-13 22:11:23,196 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 508 transitions. [2024-11-13 22:11:23,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 22:11:23,197 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:23,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:11:23,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:11:23,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:23,237 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:11:23,238 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:11:23,366 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 22:11:33,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:33,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 186 states and 518 transitions. [2024-11-13 22:11:33,596 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 518 transitions. [2024-11-13 22:11:33,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 22:11:33,597 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:33,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:11:33,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:11:33,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:33,677 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 22:11:33,679 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:11:33,852 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-13 22:11:40,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:40,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 189 states and 525 transitions. [2024-11-13 22:11:40,276 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 525 transitions. [2024-11-13 22:11:40,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 22:11:40,278 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:40,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:11:40,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:11:40,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:40,320 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 22:11:40,322 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:11:40,476 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-13 22:11:52,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:52,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 195 states and 543 transitions. [2024-11-13 22:11:52,887 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 543 transitions. [2024-11-13 22:11:52,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:11:52,888 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:52,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:11:52,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:53,983 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:11:56,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:56,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 197 states and 577 transitions. [2024-11-13 22:11:56,986 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 577 transitions. [2024-11-13 22:11:56,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 22:11:56,987 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:56,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:11:56,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:11:57,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:57,035 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 22:11:57,036 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:11:58,142 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 22:12:05,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:12:15,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:12:15,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:12:15,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 199 states and 581 transitions. [2024-11-13 22:12:15,854 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 581 transitions. [2024-11-13 22:12:15,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 22:12:15,854 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:12:15,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:12:15,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:12:24,499 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:13:07,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:13:07,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 210 states and 626 transitions. [2024-11-13 22:13:07,312 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 626 transitions. [2024-11-13 22:13:07,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 22:13:07,313 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:13:07,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:13:07,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:13:10,034 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:13:19,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:13:19,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 213 states and 649 transitions. [2024-11-13 22:13:19,921 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 649 transitions. [2024-11-13 22:13:19,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 22:13:19,921 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:13:19,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:13:19,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:13:20,847 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:13:31,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:13:31,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 216 states and 659 transitions. [2024-11-13 22:13:31,839 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 659 transitions. [2024-11-13 22:13:31,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 22:13:31,840 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:13:31,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:13:31,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:13:31,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:13:31,887 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 22:13:31,888 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:13:32,009 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 22:13:43,237 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:13:43,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:13:43,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 218 states and 664 transitions. [2024-11-13 22:13:43,311 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 664 transitions. [2024-11-13 22:13:43,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 22:13:43,312 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:13:43,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:13:43,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:13:43,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:13:43,404 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:13:43,405 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:13:43,576 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 22:13:51,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:13:51,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 220 states and 665 transitions. [2024-11-13 22:13:51,372 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 665 transitions. [2024-11-13 22:13:51,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 22:13:51,373 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:13:51,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:13:51,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:13:51,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:13:51,411 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:13:51,411 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:13:51,569 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 22:13:59,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:13:59,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 222 states and 667 transitions. [2024-11-13 22:13:59,589 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 667 transitions. [2024-11-13 22:13:59,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 22:13:59,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:13:59,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:13:59,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:13:59,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:13:59,636 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:13:59,637 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:13:59,786 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 22:14:04,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:14:04,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 223 states and 673 transitions. [2024-11-13 22:14:04,044 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 673 transitions. [2024-11-13 22:14:04,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 22:14:04,045 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:14:04,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:14:04,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:14:04,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:14:04,093 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:14:04,094 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:14:04,262 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 22:14:22,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:14:22,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 228 states and 683 transitions. [2024-11-13 22:14:22,937 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 683 transitions. [2024-11-13 22:14:22,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 22:14:22,938 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:14:22,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:14:22,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:14:22,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:14:22,988 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:14:22,989 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:14:23,170 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 22:14:39,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:14:39,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 233 states and 697 transitions. [2024-11-13 22:14:39,851 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 697 transitions. [2024-11-13 22:14:39,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 22:14:39,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:14:39,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:14:39,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:14:39,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:14:39,897 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:14:39,898 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:14:40,039 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 22:14:57,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:14:57,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 238 states and 713 transitions. [2024-11-13 22:14:57,201 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 713 transitions. [2024-11-13 22:14:57,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 22:14:57,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:14:57,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:14:57,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:14:57,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:14:57,296 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:14:57,297 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:14:57,445 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 22:15:05,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:15:05,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 240 states and 716 transitions. [2024-11-13 22:15:05,566 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 716 transitions. [2024-11-13 22:15:05,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 22:15:05,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:15:05,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:15:05,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:15:05,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:05,614 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 22:15:05,616 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:15:05,787 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-13 22:15:25,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:15:25,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 245 states and 727 transitions. [2024-11-13 22:15:25,632 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 727 transitions. [2024-11-13 22:15:25,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 22:15:25,633 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:15:25,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:15:25,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:15:25,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:25,683 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 22:15:25,685 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:15:25,887 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-13 22:15:30,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:15:30,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 246 states and 737 transitions. [2024-11-13 22:15:30,286 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 737 transitions. [2024-11-13 22:15:30,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 22:15:30,286 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:15:30,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:15:30,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:15:30,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:30,335 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:15:30,337 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:15:30,481 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 22:15:37,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:15:37,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 248 states and 739 transitions. [2024-11-13 22:15:37,616 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 739 transitions. [2024-11-13 22:15:37,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 22:15:37,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:15:37,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:15:37,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:39,252 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:15:43,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:15:43,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 250 states and 784 transitions. [2024-11-13 22:15:43,792 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 784 transitions. [2024-11-13 22:15:43,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 22:15:43,793 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:15:43,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:15:43,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:47,689 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:16:20,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:16:20,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 257 states and 825 transitions. [2024-11-13 22:16:20,364 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 825 transitions. [2024-11-13 22:16:20,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 22:16:20,364 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:16:20,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:16:20,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:20,790 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:16:38,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:16:38,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 262 states and 856 transitions. [2024-11-13 22:16:38,999 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 856 transitions. [2024-11-13 22:16:38,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 22:16:39,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:16:39,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:16:39,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:42,292 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:16:56,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:16:56,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 265 states and 880 transitions. [2024-11-13 22:16:56,174 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 880 transitions. [2024-11-13 22:16:56,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 22:16:56,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:16:56,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:16:56,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:56,592 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:17:11,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:11,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 268 states and 890 transitions. [2024-11-13 22:17:11,744 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 890 transitions. [2024-11-13 22:17:11,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 22:17:11,744 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:11,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:17:11,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:17:11,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:11,800 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:17:11,801 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:17:12,074 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-13 22:17:20,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:20,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 270 states and 892 transitions. [2024-11-13 22:17:20,336 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 892 transitions. [2024-11-13 22:17:20,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 22:17:20,337 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:20,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:17:20,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:17:20,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:20,392 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:17:20,393 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:17:20,620 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-13 22:17:24,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:24,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 271 states and 896 transitions. [2024-11-13 22:17:24,345 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 896 transitions. [2024-11-13 22:17:24,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 22:17:24,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:24,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:17:24,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:17:24,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:24,407 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:17:24,408 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:17:24,646 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-13 22:17:29,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:29,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 273 states and 898 transitions. [2024-11-13 22:17:29,313 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 898 transitions. [2024-11-13 22:17:29,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 22:17:29,313 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:29,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:17:29,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:17:29,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:29,381 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:17:29,382 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:17:29,669 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-13 22:17:43,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:43,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 276 states and 906 transitions. [2024-11-13 22:17:43,717 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 906 transitions. [2024-11-13 22:17:43,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 22:17:43,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:43,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:17:43,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:57,415 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 12 proven. 10 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-13 22:18:34,681 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 22:18:45,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:45,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 278 states and 910 transitions. [2024-11-13 22:18:45,036 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 910 transitions. [2024-11-13 22:18:45,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 22:18:45,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:45,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:18:45,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:18:45,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:45,092 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:18:45,093 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:45,316 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-13 22:18:56,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:56,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 280 states and 913 transitions. [2024-11-13 22:18:56,253 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 913 transitions. [2024-11-13 22:18:56,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 22:18:56,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:56,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:18:56,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:18:56,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:56,298 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:18:56,299 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:56,500 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-13 22:19:03,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:03,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 282 states and 915 transitions. [2024-11-13 22:19:03,559 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 915 transitions. [2024-11-13 22:19:03,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 22:19:03,560 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:03,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:19:03,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:19:03,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:03,620 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:19:03,621 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:03,857 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-13 22:19:14,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:14,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 285 states and 923 transitions. [2024-11-13 22:19:14,730 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 923 transitions. [2024-11-13 22:19:14,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 22:19:14,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:14,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:19:14,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:19:14,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:14,766 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 22:19:14,767 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:14,953 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2024-11-13 22:19:23,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:23,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 287 states and 927 transitions. [2024-11-13 22:19:23,420 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 927 transitions. [2024-11-13 22:19:23,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 22:19:23,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:23,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:19:23,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:19:23,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:23,463 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:19:23,463 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:23,625 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-13 22:19:23,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:23,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 288 states and 931 transitions. [2024-11-13 22:19:23,732 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 931 transitions. [2024-11-13 22:19:23,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 22:19:23,732 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:23,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:19:23,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:19:23,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:23,778 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:19:23,778 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:23,941 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-13 22:19:38,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:38,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 291 states and 940 transitions. [2024-11-13 22:19:38,592 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 940 transitions. [2024-11-13 22:19:38,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 22:19:38,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:38,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:19:38,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:41,247 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:19:46,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:46,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 293 states and 996 transitions. [2024-11-13 22:19:46,989 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 996 transitions. [2024-11-13 22:19:46,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:19:46,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:46,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:19:47,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:00,951 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.