./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench/mannadiv.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b5ca3f7-cfea-4507-8217-d29dd9d5fbf9/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b5ca3f7-cfea-4507-8217-d29dd9d5fbf9/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b5ca3f7-cfea-4507-8217-d29dd9d5fbf9/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b5ca3f7-cfea-4507-8217-d29dd9d5fbf9/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench/mannadiv.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b5ca3f7-cfea-4507-8217-d29dd9d5fbf9/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b5ca3f7-cfea-4507-8217-d29dd9d5fbf9/bin/ukojak-verify-CZk0znPC7b --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 4f0dc25e497896e48962fc4f59a3ea4856b5eb0408b9845e68b04a0b0a132067 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:55:21,645 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:55:21,702 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b5ca3f7-cfea-4507-8217-d29dd9d5fbf9/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 21:55:21,707 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:55:21,707 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:55:21,726 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:55:21,727 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:55:21,727 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:55:21,728 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:55:21,728 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:55:21,728 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:55:21,728 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:55:21,728 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:55:21,728 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:55:21,728 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:55:21,728 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:55:21,728 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:55:21,728 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:55:21,729 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:55:21,729 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:55:21,729 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:55:21,729 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:55:21,729 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:55:21,729 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:55:21,729 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:55:21,729 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:55:21,729 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:55:21,729 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:55:21,729 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:55:21,729 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:55:21,730 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:55:21,730 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:55:21,730 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:55:21,730 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_4b5ca3f7-cfea-4507-8217-d29dd9d5fbf9/bin/ukojak-verify-CZk0znPC7b 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 -> 4f0dc25e497896e48962fc4f59a3ea4856b5eb0408b9845e68b04a0b0a132067 [2024-12-05 21:55:21,952 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:55:21,961 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:55:21,963 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:55:21,964 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:55:21,965 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:55:21,966 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b5ca3f7-cfea-4507-8217-d29dd9d5fbf9/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench/mannadiv.c [2024-12-05 21:55:24,651 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b5ca3f7-cfea-4507-8217-d29dd9d5fbf9/bin/ukojak-verify-CZk0znPC7b/data/ec2e00b0e/c05140d1991541f0a43df52f56a6859e/FLAGe64b59b49 [2024-12-05 21:55:24,819 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:55:24,819 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b5ca3f7-cfea-4507-8217-d29dd9d5fbf9/sv-benchmarks/c/nla-digbench/mannadiv.c [2024-12-05 21:55:24,825 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b5ca3f7-cfea-4507-8217-d29dd9d5fbf9/bin/ukojak-verify-CZk0znPC7b/data/ec2e00b0e/c05140d1991541f0a43df52f56a6859e/FLAGe64b59b49 [2024-12-05 21:55:25,199 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b5ca3f7-cfea-4507-8217-d29dd9d5fbf9/bin/ukojak-verify-CZk0znPC7b/data/ec2e00b0e/c05140d1991541f0a43df52f56a6859e [2024-12-05 21:55:25,200 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:55:25,201 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:55:25,202 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:55:25,202 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:55:25,206 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:55:25,207 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:55:25" (1/1) ... [2024-12-05 21:55:25,208 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60398af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:55:25, skipping insertion in model container [2024-12-05 21:55:25,208 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:55:25" (1/1) ... [2024-12-05 21:55:25,221 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:55:25,332 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_4b5ca3f7-cfea-4507-8217-d29dd9d5fbf9/sv-benchmarks/c/nla-digbench/mannadiv.c[573,586] [2024-12-05 21:55:25,343 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:55:25,351 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:55:25,359 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_4b5ca3f7-cfea-4507-8217-d29dd9d5fbf9/sv-benchmarks/c/nla-digbench/mannadiv.c[573,586] [2024-12-05 21:55:25,363 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:55:25,373 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:55:25,373 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:55:25 WrapperNode [2024-12-05 21:55:25,373 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:55:25,374 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:55:25,374 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:55:25,374 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:55:25,379 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:55:25" (1/1) ... [2024-12-05 21:55:25,383 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:55:25" (1/1) ... [2024-12-05 21:55:25,392 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 42 [2024-12-05 21:55:25,393 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:55:25,393 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:55:25,393 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:55:25,393 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:55:25,397 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:55:25" (1/1) ... [2024-12-05 21:55:25,398 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:55:25" (1/1) ... [2024-12-05 21:55:25,398 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:55:25" (1/1) ... [2024-12-05 21:55:25,399 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:55:25" (1/1) ... [2024-12-05 21:55:25,400 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:55:25" (1/1) ... [2024-12-05 21:55:25,401 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:55:25" (1/1) ... [2024-12-05 21:55:25,403 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:55:25" (1/1) ... [2024-12-05 21:55:25,404 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:55:25" (1/1) ... [2024-12-05 21:55:25,405 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:55:25" (1/1) ... [2024-12-05 21:55:25,406 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:55:25,406 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:55:25,406 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:55:25,406 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:55:25,407 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:55:25" (1/1) ... [2024-12-05 21:55:25,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:55:25,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b5ca3f7-cfea-4507-8217-d29dd9d5fbf9/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:55:25,429 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b5ca3f7-cfea-4507-8217-d29dd9d5fbf9/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:55:25,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b5ca3f7-cfea-4507-8217-d29dd9d5fbf9/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:55:25,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:55:25,451 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 21:55:25,451 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 21:55:25,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:55:25,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:55:25,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:55:25,451 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 21:55:25,451 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 21:55:25,497 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:55:25,499 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:55:25,597 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-12-05 21:55:25,597 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:55:25,628 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:55:25,628 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 21:55:25,629 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:55:25 BoogieIcfgContainer [2024-12-05 21:55:25,629 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:55:25,630 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:55:25,630 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:55:25,639 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:55:25,639 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:55:25" (1/1) ... [2024-12-05 21:55:25,647 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:55:25,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:25,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-12-05 21:55:25,697 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-12-05 21:55:25,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-05 21:55:25,701 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:25,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:55:25,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:55:25,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:25,812 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:55:25,817 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:55:25,909 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 21:55:25,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:25,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2024-12-05 21:55:25,995 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2024-12-05 21:55:25,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-05 21:55:25,997 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:25,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:55:26,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:26,344 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 21:55:26,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:26,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2024-12-05 21:55:26,662 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2024-12-05 21:55:26,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-05 21:55:26,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:26,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:55:26,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:55:26,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:26,708 INFO L256 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 21:55:26,710 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:55:26,880 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 21:55:27,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:27,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-12-05 21:55:27,205 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-12-05 21:55:27,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 21:55:27,206 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:27,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:55:27,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:55:27,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:27,251 INFO L256 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 21:55:27,253 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:55:27,545 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 21:55:28,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:28,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2024-12-05 21:55:28,093 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2024-12-05 21:55:28,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-05 21:55:28,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:28,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:55:28,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:55:28,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:28,154 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 21:55:28,156 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:55:28,635 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-05 21:55:29,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:29,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 26 states and 39 transitions. [2024-12-05 21:55:29,358 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 39 transitions. [2024-12-05 21:55:29,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-05 21:55:29,359 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:29,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:55:29,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:55:29,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:29,416 INFO L256 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 21:55:29,418 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:55:30,064 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 16 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-12-05 21:55:30,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:30,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 28 states and 44 transitions. [2024-12-05 21:55:30,891 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 44 transitions. [2024-12-05 21:55:30,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-05 21:55:30,892 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:30,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:55:30,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:55:30,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:30,948 INFO L256 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-05 21:55:30,951 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:55:31,911 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 9 proven. 38 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-12-05 21:55:33,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:33,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2024-12-05 21:55:33,092 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2024-12-05 21:55:33,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-05 21:55:33,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:33,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:55:33,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:55:33,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:33,161 INFO L256 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-05 21:55:33,163 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:55:34,160 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 11 proven. 52 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-12-05 21:55:35,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:35,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 32 states and 54 transitions. [2024-12-05 21:55:35,716 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2024-12-05 21:55:35,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-12-05 21:55:35,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:35,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:55:35,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:55:35,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:35,827 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-05 21:55:35,829 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:55:37,203 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 14 proven. 49 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2024-12-05 21:55:39,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:39,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 34 states and 59 transitions. [2024-12-05 21:55:39,209 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 59 transitions. [2024-12-05 21:55:39,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-12-05 21:55:39,210 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:39,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:55:39,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:55:39,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:39,322 INFO L256 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-05 21:55:39,324 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:55:41,901 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 17 proven. 64 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2024-12-05 21:55:47,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:47,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 52 states and 97 transitions. [2024-12-05 21:55:47,115 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2024-12-05 21:55:47,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-12-05 21:55:47,116 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:47,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:55:47,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:55:47,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:47,220 INFO L256 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-05 21:55:47,222 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:55:49,057 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 16 proven. 64 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-12-05 21:55:53,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:53,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 54 states and 101 transitions. [2024-12-05 21:55:53,409 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 101 transitions. [2024-12-05 21:55:53,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-12-05 21:55:53,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:53,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:55:53,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:55:53,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:53,538 INFO L256 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-05 21:55:53,539 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:55:55,658 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 18 proven. 81 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-05 21:55:59,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:59,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 56 states and 106 transitions. [2024-12-05 21:55:59,147 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 106 transitions. [2024-12-05 21:55:59,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-12-05 21:55:59,149 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:59,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:55:59,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:55:59,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:55:59,309 INFO L256 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-05 21:55:59,311 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:01,811 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 20 proven. 100 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2024-12-05 21:56:06,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:06,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 58 states and 111 transitions. [2024-12-05 21:56:06,176 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 111 transitions. [2024-12-05 21:56:06,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-12-05 21:56:06,176 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:06,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:56:06,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:56:06,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:06,334 INFO L256 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-05 21:56:06,336 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:11,071 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 23 proven. 121 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2024-12-05 21:56:17,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:17,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 64 states and 124 transitions. [2024-12-05 21:56:17,795 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 124 transitions. [2024-12-05 21:56:17,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-12-05 21:56:17,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:17,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:56:17,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:56:17,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:17,958 INFO L256 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-12-05 21:56:17,959 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:22,185 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 56 proven. 141 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2024-12-05 21:56:30,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:30,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 66 states and 128 transitions. [2024-12-05 21:56:30,285 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 128 transitions. [2024-12-05 21:56:30,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-12-05 21:56:30,286 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:30,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:56:30,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:56:30,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:30,484 INFO L256 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-05 21:56:30,486 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:35,221 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 24 proven. 144 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2024-12-05 21:56:41,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:41,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 68 states and 133 transitions. [2024-12-05 21:56:41,714 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 133 transitions. [2024-12-05 21:56:41,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-12-05 21:56:41,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:41,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:56:41,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:56:42,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:42,052 INFO L256 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-12-05 21:56:42,054 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:46,796 INFO L134 CoverageAnalysis]: Checked inductivity of 509 backedges. 33 proven. 228 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2024-12-05 21:56:54,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:54,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 70 states and 138 transitions. [2024-12-05 21:56:54,301 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 138 transitions. [2024-12-05 21:56:54,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-12-05 21:56:54,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:54,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:56:54,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:56:54,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:54,652 INFO L256 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-05 21:56:54,654 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:01,181 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 28 proven. 196 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2024-12-05 21:57:09,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:09,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 72 states and 143 transitions. [2024-12-05 21:57:09,992 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 143 transitions. [2024-12-05 21:57:09,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-12-05 21:57:09,992 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:09,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:57:10,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:57:10,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:10,298 INFO L256 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-12-05 21:57:10,300 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:18,495 INFO L134 CoverageAnalysis]: Checked inductivity of 677 backedges. 30 proven. 225 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2024-12-05 21:57:28,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:28,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 74 states and 148 transitions. [2024-12-05 21:57:28,602 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 148 transitions. [2024-12-05 21:57:28,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-12-05 21:57:28,603 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:28,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:57:28,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:57:28,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:28,922 INFO L256 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-12-05 21:57:28,925 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:38,413 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 76 proven. 257 refuted. 0 times theorem prover too weak. 437 trivial. 0 not checked. [2024-12-05 21:57:50,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:50,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 76 states and 153 transitions. [2024-12-05 21:57:50,060 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 153 transitions. [2024-12-05 21:57:50,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-05 21:57:50,061 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:50,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:57:50,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:57:50,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:50,320 INFO L256 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-12-05 21:57:50,322 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:01,670 INFO L134 CoverageAnalysis]: Checked inductivity of 869 backedges. 123 proven. 356 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-12-05 21:58:14,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:14,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 78 states and 158 transitions. [2024-12-05 21:58:14,907 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 158 transitions. [2024-12-05 21:58:14,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-12-05 21:58:14,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:14,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:58:14,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:58:15,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:15,230 INFO L256 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-12-05 21:58:15,233 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:26,654 INFO L134 CoverageAnalysis]: Checked inductivity of 974 backedges. 126 proven. 369 refuted. 0 times theorem prover too weak. 479 trivial. 0 not checked. [2024-12-05 21:58:41,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:41,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 80 states and 163 transitions. [2024-12-05 21:58:41,380 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 163 transitions. [2024-12-05 21:58:41,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-12-05 21:58:41,381 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:41,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:58:41,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:58:41,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:41,872 INFO L256 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-12-05 21:58:41,876 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:54,254 INFO L134 CoverageAnalysis]: Checked inductivity of 1085 backedges. 107 proven. 436 refuted. 0 times theorem prover too weak. 542 trivial. 0 not checked. [2024-12-05 21:59:10,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:59:10,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 82 states and 168 transitions. [2024-12-05 21:59:10,675 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 168 transitions. [2024-12-05 21:59:10,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-12-05 21:59:10,676 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:59:10,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:59:10,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:59:10,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:59:10,962 INFO L256 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-12-05 21:59:10,967 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:59:25,804 INFO L134 CoverageAnalysis]: Checked inductivity of 1202 backedges. 105 proven. 527 refuted. 0 times theorem prover too weak. 570 trivial. 0 not checked. [2024-12-05 21:59:43,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:59:43,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 84 states and 173 transitions. [2024-12-05 21:59:43,996 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 173 transitions. [2024-12-05 21:59:43,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-12-05 21:59:43,996 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:59:43,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:59:44,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:59:44,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:59:44,279 INFO L256 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-12-05 21:59:44,282 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:00:01,794 INFO L134 CoverageAnalysis]: Checked inductivity of 1325 backedges. 101 proven. 442 refuted. 0 times theorem prover too weak. 782 trivial. 0 not checked. [2024-12-05 22:00:22,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:22,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 86 states and 178 transitions. [2024-12-05 22:00:22,735 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 178 transitions. [2024-12-05 22:00:22,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-12-05 22:00:22,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:22,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:22,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:00:23,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:23,011 INFO L256 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-12-05 22:00:23,014 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:00:42,302 INFO L134 CoverageAnalysis]: Checked inductivity of 1454 backedges. 102 proven. 546 refuted. 0 times theorem prover too weak. 806 trivial. 0 not checked. [2024-12-05 22:01:05,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:01:05,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 88 states and 183 transitions. [2024-12-05 22:01:05,697 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 183 transitions. [2024-12-05 22:01:05,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-12-05 22:01:05,698 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:01:05,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:01:05,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:01:05,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:05,952 INFO L256 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-12-05 22:01:05,955 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:01:27,152 INFO L134 CoverageAnalysis]: Checked inductivity of 1589 backedges. 111 proven. 530 refuted. 0 times theorem prover too weak. 948 trivial. 0 not checked. [2024-12-05 22:01:52,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:01:52,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 90 states and 188 transitions. [2024-12-05 22:01:52,208 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 188 transitions. [2024-12-05 22:01:52,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-12-05 22:01:52,209 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:01:52,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:01:52,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:01:52,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:52,569 INFO L256 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-12-05 22:01:52,572 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:02:17,616 INFO L134 CoverageAnalysis]: Checked inductivity of 1730 backedges. 178 proven. 578 refuted. 0 times theorem prover too weak. 974 trivial. 0 not checked. [2024-12-05 22:02:24,639 WARN L286 SmtUtils]: Spent 5.83s on a formula simplification that was a NOOP. DAG size: 755 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:02:32,205 WARN L286 SmtUtils]: Spent 5.30s on a formula simplification that was a NOOP. DAG size: 756 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:02:46,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:46,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 92 states and 193 transitions. [2024-12-05 22:02:46,284 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 193 transitions. [2024-12-05 22:02:46,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-12-05 22:02:46,285 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:46,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:02:46,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:02:46,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:46,583 INFO L256 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-12-05 22:02:46,586 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:03:21,628 INFO L134 CoverageAnalysis]: Checked inductivity of 1877 backedges. 122 proven. 626 refuted. 0 times theorem prover too weak. 1129 trivial. 0 not checked. [2024-12-05 22:03:54,671 WARN L286 SmtUtils]: Spent 5.63s on a formula simplification that was a NOOP. DAG size: 805 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:04:02,955 WARN L286 SmtUtils]: Spent 5.71s on a formula simplification that was a NOOP. DAG size: 806 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:04:10,697 WARN L286 SmtUtils]: Spent 5.07s on a formula simplification that was a NOOP. DAG size: 853 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:04:18,241 WARN L286 SmtUtils]: Spent 5.20s on a formula simplification that was a NOOP. DAG size: 854 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:04:18,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:04:18,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 120 states and 250 transitions. [2024-12-05 22:04:18,441 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 250 transitions. [2024-12-05 22:04:18,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-12-05 22:04:18,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:04:18,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:04:18,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:04:18,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:04:18,785 INFO L256 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-12-05 22:04:18,789 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:04:47,830 INFO L134 CoverageAnalysis]: Checked inductivity of 1877 backedges. 121 proven. 626 refuted. 0 times theorem prover too weak. 1130 trivial. 0 not checked. [2024-12-05 22:05:02,839 WARN L286 SmtUtils]: Spent 11.53s on a formula simplification. DAG size of input: 845 DAG size of output: 810 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:05:11,068 WARN L286 SmtUtils]: Spent 5.65s on a formula simplification that was a NOOP. DAG size: 811 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:05:32,389 WARN L286 SmtUtils]: Spent 15.97s on a formula simplification. DAG size of input: 894 DAG size of output: 835 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:05:40,507 WARN L286 SmtUtils]: Spent 5.16s on a formula simplification that was a NOOP. DAG size: 836 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:05:40,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:05:40,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 122 states and 254 transitions. [2024-12-05 22:05:40,676 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 254 transitions. [2024-12-05 22:05:40,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-12-05 22:05:40,677 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:05:40,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:05:40,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:05:40,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:05:40,954 INFO L256 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-12-05 22:05:40,957 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:06:12,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2030 backedges. 134 proven. 738 refuted. 0 times theorem prover too weak. 1158 trivial. 0 not checked. [2024-12-05 22:06:20,451 WARN L286 SmtUtils]: Spent 6.48s on a formula simplification that was a NOOP. DAG size: 868 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:06:29,519 WARN L286 SmtUtils]: Spent 6.16s on a formula simplification that was a NOOP. DAG size: 869 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:06:38,334 WARN L286 SmtUtils]: Spent 5.72s on a formula simplification that was a NOOP. DAG size: 897 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:06:46,539 WARN L286 SmtUtils]: Spent 5.63s on a formula simplification that was a NOOP. DAG size: 898 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:06:46,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:06:46,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 124 states and 259 transitions. [2024-12-05 22:06:46,756 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 259 transitions. [2024-12-05 22:06:46,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-12-05 22:06:46,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:06:46,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:06:46,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:06:47,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:06:47,073 INFO L256 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-12-05 22:06:47,076 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:07:26,190 INFO L134 CoverageAnalysis]: Checked inductivity of 2189 backedges. 148 proven. 852 refuted. 0 times theorem prover too weak. 1189 trivial. 0 not checked. [2024-12-05 22:07:39,481 WARN L286 SmtUtils]: Spent 7.25s on a formula simplification that was a NOOP. DAG size: 928 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:07:49,658 WARN L286 SmtUtils]: Spent 7.02s on a formula simplification that was a NOOP. DAG size: 929 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:07:59,223 WARN L286 SmtUtils]: Spent 6.13s on a formula simplification that was a NOOP. DAG size: 962 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:08:08,246 WARN L286 SmtUtils]: Spent 6.16s on a formula simplification that was a NOOP. DAG size: 963 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:08:08,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:08:08,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 128 states and 268 transitions. [2024-12-05 22:08:08,487 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 268 transitions. [2024-12-05 22:08:08,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-12-05 22:08:08,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:08:08,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:08:08,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:08:08,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:08:08,887 INFO L256 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-12-05 22:08:08,889 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:08:43,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2189 backedges. 127 proven. 806 refuted. 0 times theorem prover too weak. 1256 trivial. 0 not checked. [2024-12-05 22:09:02,992 WARN L286 SmtUtils]: Spent 15.10s on a formula simplification. DAG size of input: 974 DAG size of output: 930 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:09:13,658 WARN L286 SmtUtils]: Spent 7.43s on a formula simplification that was a NOOP. DAG size: 931 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:09:39,145 WARN L286 SmtUtils]: Spent 18.70s on a formula simplification. DAG size of input: 990 DAG size of output: 949 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:09:49,080 WARN L286 SmtUtils]: Spent 6.31s on a formula simplification that was a NOOP. DAG size: 950 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:09:49,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:09:49,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 130 states and 272 transitions. [2024-12-05 22:09:49,272 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 272 transitions. [2024-12-05 22:09:49,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-12-05 22:09:49,273 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:09:49,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:09:49,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:09:49,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:09:49,592 INFO L256 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 112 conjuncts are in the unsatisfiable core [2024-12-05 22:09:49,595 INFO L279 TraceCheckSpWp]: Computing forward predicates...