./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1d61b22-4f87-4310-b0b2-a91a89d1d333/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1d61b22-4f87-4310-b0b2-a91a89d1d333/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1d61b22-4f87-4310-b0b2-a91a89d1d333/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1d61b22-4f87-4310-b0b2-a91a89d1d333/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1d61b22-4f87-4310-b0b2-a91a89d1d333/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1d61b22-4f87-4310-b0b2-a91a89d1d333/bin/ukojak-verify-afCqCEvfdi --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 d3c61dee0c4c48de96844df391dc470a843cae078bb175116ed4a6b789669168 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:58:47,507 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:58:47,658 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1d61b22-4f87-4310-b0b2-a91a89d1d333/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:58:47,666 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:58:47,667 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:58:47,708 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:58:47,709 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:58:47,710 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:58:47,711 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:58:47,716 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:58:47,717 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:58:47,718 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:58:47,718 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:58:47,720 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:58:47,720 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:58:47,721 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:58:47,721 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:58:47,722 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:58:47,722 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:58:47,723 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:58:47,723 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:58:47,724 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:58:47,725 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:58:47,725 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:58:47,726 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:58:47,726 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:58:47,727 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:47,727 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:58:47,728 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:58:47,728 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:58:47,730 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:58:47,730 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:58:47,730 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:58:47,730 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1d61b22-4f87-4310-b0b2-a91a89d1d333/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1d61b22-4f87-4310-b0b2-a91a89d1d333/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d3c61dee0c4c48de96844df391dc470a843cae078bb175116ed4a6b789669168 [2023-11-24 22:58:48,069 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:58:48,102 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:58:48,105 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:58:48,106 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:58:48,107 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:58:48,108 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1d61b22-4f87-4310-b0b2-a91a89d1d333/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound20.c [2023-11-24 22:58:51,059 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:58:51,329 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:58:51,330 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1d61b22-4f87-4310-b0b2-a91a89d1d333/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound20.c [2023-11-24 22:58:51,344 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1d61b22-4f87-4310-b0b2-a91a89d1d333/bin/ukojak-verify-afCqCEvfdi/data/bad0affa9/9dc070cef3f049b68d918144c29ed10b/FLAGc1082e4c4 [2023-11-24 22:58:51,366 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1d61b22-4f87-4310-b0b2-a91a89d1d333/bin/ukojak-verify-afCqCEvfdi/data/bad0affa9/9dc070cef3f049b68d918144c29ed10b [2023-11-24 22:58:51,371 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:58:51,373 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:58:51,376 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:58:51,377 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:58:51,381 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:58:51,382 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:58:51" (1/1) ... [2023-11-24 22:58:51,384 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@623c5b73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:51, skipping insertion in model container [2023-11-24 22:58:51,384 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:58:51" (1/1) ... [2023-11-24 22:58:51,410 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:58:51,602 WARN L240 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_d1d61b22-4f87-4310-b0b2-a91a89d1d333/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound20.c[588,601] [2023-11-24 22:58:51,624 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:58:51,637 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:58:51,650 WARN L240 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_d1d61b22-4f87-4310-b0b2-a91a89d1d333/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound20.c[588,601] [2023-11-24 22:58:51,661 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:58:51,676 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:58:51,677 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:51 WrapperNode [2023-11-24 22:58:51,677 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:58:51,678 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:51,678 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:58:51,678 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:58:51,685 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:51" (1/1) ... [2023-11-24 22:58:51,691 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:51" (1/1) ... [2023-11-24 22:58:51,712 INFO L138 Inliner]: procedures = 14, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 48 [2023-11-24 22:58:51,712 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:51,713 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:58:51,713 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:58:51,713 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:58:51,722 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:51" (1/1) ... [2023-11-24 22:58:51,722 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:51" (1/1) ... [2023-11-24 22:58:51,724 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:51" (1/1) ... [2023-11-24 22:58:51,724 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:51" (1/1) ... [2023-11-24 22:58:51,734 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:51" (1/1) ... [2023-11-24 22:58:51,737 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:51" (1/1) ... [2023-11-24 22:58:51,739 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:51" (1/1) ... [2023-11-24 22:58:51,740 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:51" (1/1) ... [2023-11-24 22:58:51,742 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:58:51,743 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:58:51,744 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:58:51,744 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:58:51,744 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:51" (1/1) ... [2023-11-24 22:58:51,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:51,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1d61b22-4f87-4310-b0b2-a91a89d1d333/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:58:51,789 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1d61b22-4f87-4310-b0b2-a91a89d1d333/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:58:51,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1d61b22-4f87-4310-b0b2-a91a89d1d333/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:58:51,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:58:51,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:58:51,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:58:51,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:58:51,838 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:58:51,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:58:51,903 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:58:51,905 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:58:52,115 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:58:52,166 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:58:52,167 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:58:52,168 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:52 BoogieIcfgContainer [2023-11-24 22:58:52,169 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:58:52,170 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:58:52,170 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:58:52,180 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:58:52,181 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:52" (1/1) ... [2023-11-24 22:58:52,188 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:58:52,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:52,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2023-11-24 22:58:52,242 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2023-11-24 22:58:52,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:58:52,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:52,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:52,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:52,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:52,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:52,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 26 states and 46 transitions. [2023-11-24 22:58:52,809 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 46 transitions. [2023-11-24 22:58:52,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:58:52,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:52,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:52,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:52,889 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 22:58:52,895 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:53,119 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:53,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:53,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 29 states and 52 transitions. [2023-11-24 22:58:53,479 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 52 transitions. [2023-11-24 22:58:53,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:58:53,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:53,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:53,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:53,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 22:58:53,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:53,741 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 22:58:54,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:54,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 33 states and 60 transitions. [2023-11-24 22:58:54,110 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 60 transitions. [2023-11-24 22:58:54,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:58:54,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:54,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:54,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:54,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 22:58:54,160 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:54,297 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:58:54,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:54,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 34 states and 62 transitions. [2023-11-24 22:58:54,536 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 62 transitions. [2023-11-24 22:58:54,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:58:54,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:54,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:54,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:54,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-24 22:58:54,620 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:54,710 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-24 22:58:54,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:54,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 35 states and 64 transitions. [2023-11-24 22:58:54,785 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 64 transitions. [2023-11-24 22:58:54,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 22:58:54,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:54,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:54,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:54,833 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:58:54,834 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:54,960 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-24 22:58:55,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:55,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 42 states and 80 transitions. [2023-11-24 22:58:55,584 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 80 transitions. [2023-11-24 22:58:55,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 22:58:55,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:55,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:55,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:55,659 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-24 22:58:55,661 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:55,784 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-24 22:58:56,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:56,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 43 states and 81 transitions. [2023-11-24 22:58:56,337 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 81 transitions. [2023-11-24 22:58:56,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:58:56,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:56,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:56,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:56,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-24 22:58:56,394 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:56,515 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 11 proven. 19 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-11-24 22:58:56,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:56,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 46 states and 87 transitions. [2023-11-24 22:58:56,974 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 87 transitions. [2023-11-24 22:58:56,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 22:58:56,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:56,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:57,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:57,012 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-24 22:58:57,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:57,145 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 13 proven. 23 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-11-24 22:58:57,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:57,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 50 states and 95 transitions. [2023-11-24 22:58:57,759 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 95 transitions. [2023-11-24 22:58:57,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 22:58:57,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:57,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:57,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:57,800 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-24 22:58:57,803 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:57,956 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 15 proven. 27 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-11-24 22:58:58,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:58,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 51 states and 97 transitions. [2023-11-24 22:58:58,450 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 97 transitions. [2023-11-24 22:58:58,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 22:58:58,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:58,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:58,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:58,511 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-24 22:58:58,516 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:58,643 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 17 proven. 31 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2023-11-24 22:58:58,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:58,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 52 states and 100 transitions. [2023-11-24 22:58:58,860 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 100 transitions. [2023-11-24 22:58:58,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:58:58,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:58,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:58,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:58,902 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 22:58:58,904 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:58,931 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 39 proven. 13 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-24 22:58:59,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:59,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 54 states and 102 transitions. [2023-11-24 22:58:59,432 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 102 transitions. [2023-11-24 22:58:59,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-24 22:58:59,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:59,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:59,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:59,478 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-24 22:58:59,481 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:58:59,872 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 21 proven. 38 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-11-24 22:59:01,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:01,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 63 states and 119 transitions. [2023-11-24 22:59:01,120 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 119 transitions. [2023-11-24 22:59:01,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 22:59:01,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:01,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:01,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:01,193 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-24 22:59:01,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:01,617 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 21 proven. 44 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-11-24 22:59:02,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:02,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 66 states and 125 transitions. [2023-11-24 22:59:02,298 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 125 transitions. [2023-11-24 22:59:02,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-24 22:59:02,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:02,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:02,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:02,356 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-24 22:59:02,359 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:02,708 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 23 proven. 41 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-11-24 22:59:03,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:03,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 67 states and 128 transitions. [2023-11-24 22:59:03,387 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 128 transitions. [2023-11-24 22:59:03,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-24 22:59:03,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:03,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:03,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:03,443 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-24 22:59:03,445 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:03,655 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 23 proven. 49 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-11-24 22:59:04,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:04,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 71 states and 136 transitions. [2023-11-24 22:59:04,650 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 136 transitions. [2023-11-24 22:59:04,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-24 22:59:04,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:04,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:04,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:04,714 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-24 22:59:04,717 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:04,931 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 25 proven. 44 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2023-11-24 22:59:05,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:05,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 73 states and 141 transitions. [2023-11-24 22:59:05,823 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 141 transitions. [2023-11-24 22:59:05,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-24 22:59:05,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:05,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:05,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:05,882 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-24 22:59:05,885 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:06,088 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 25 proven. 54 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2023-11-24 22:59:06,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:06,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 74 states and 143 transitions. [2023-11-24 22:59:06,750 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 143 transitions. [2023-11-24 22:59:06,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-24 22:59:06,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:06,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:06,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:06,804 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 22:59:06,806 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:07,052 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 55 proven. 13 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2023-11-24 22:59:07,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:07,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 76 states and 146 transitions. [2023-11-24 22:59:07,814 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 146 transitions. [2023-11-24 22:59:07,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-24 22:59:07,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:07,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:07,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:07,870 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-24 22:59:07,873 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:08,056 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 27 proven. 59 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2023-11-24 22:59:08,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:08,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 77 states and 150 transitions. [2023-11-24 22:59:08,550 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 150 transitions. [2023-11-24 22:59:08,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-24 22:59:08,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:08,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:08,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:08,608 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 22:59:08,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:09,098 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 55 proven. 19 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2023-11-24 22:59:10,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:10,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 79 states and 153 transitions. [2023-11-24 22:59:10,161 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 153 transitions. [2023-11-24 22:59:10,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-24 22:59:10,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:10,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:10,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:10,209 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 22:59:10,211 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:10,237 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 69 proven. 13 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2023-11-24 22:59:10,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:10,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 79 states and 151 transitions. [2023-11-24 22:59:10,576 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 151 transitions. [2023-11-24 22:59:10,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-24 22:59:10,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:10,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:10,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:10,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-24 22:59:10,648 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:11,231 INFO L134 CoverageAnalysis]: Checked inductivity of 533 backedges. 31 proven. 67 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-11-24 22:59:13,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:13,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 82 states and 157 transitions. [2023-11-24 22:59:13,399 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 157 transitions. [2023-11-24 22:59:13,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-24 22:59:13,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:13,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:13,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:13,478 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 33 conjunts are in the unsatisfiable core [2023-11-24 22:59:13,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:14,371 INFO L134 CoverageAnalysis]: Checked inductivity of 542 backedges. 31 proven. 76 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-11-24 22:59:15,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:15,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 85 states and 163 transitions. [2023-11-24 22:59:15,394 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 163 transitions. [2023-11-24 22:59:15,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-24 22:59:15,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:15,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:15,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:15,455 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-24 22:59:15,458 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:16,034 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 33 proven. 70 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2023-11-24 22:59:16,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:16,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 86 states and 166 transitions. [2023-11-24 22:59:16,956 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 166 transitions. [2023-11-24 22:59:16,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-24 22:59:16,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:16,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:17,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:17,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 37 conjunts are in the unsatisfiable core [2023-11-24 22:59:17,029 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:17,531 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 33 proven. 82 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2023-11-24 22:59:18,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:18,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 90 states and 173 transitions. [2023-11-24 22:59:18,813 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 173 transitions. [2023-11-24 22:59:18,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-24 22:59:18,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:18,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:18,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:18,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-24 22:59:18,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:19,384 INFO L134 CoverageAnalysis]: Checked inductivity of 669 backedges. 35 proven. 73 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-11-24 22:59:20,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:20,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 92 states and 177 transitions. [2023-11-24 22:59:20,556 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 177 transitions. [2023-11-24 22:59:20,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-24 22:59:20,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:20,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:20,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:20,622 INFO L262 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 37 conjunts are in the unsatisfiable core [2023-11-24 22:59:20,625 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:20,885 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 35 proven. 88 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-11-24 22:59:21,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:21,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 93 states and 179 transitions. [2023-11-24 22:59:21,816 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 179 transitions. [2023-11-24 22:59:21,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-24 22:59:21,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:21,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:21,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:21,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-24 22:59:21,880 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:22,106 INFO L134 CoverageAnalysis]: Checked inductivity of 761 backedges. 37 proven. 94 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2023-11-24 22:59:22,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:22,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 94 states and 183 transitions. [2023-11-24 22:59:22,637 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 183 transitions. [2023-11-24 22:59:22,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-11-24 22:59:22,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:22,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:22,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:22,707 INFO L262 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 22:59:22,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:22,739 INFO L134 CoverageAnalysis]: Checked inductivity of 842 backedges. 99 proven. 13 refuted. 0 times theorem prover too weak. 730 trivial. 0 not checked. [2023-11-24 22:59:23,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:23,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 94 states and 181 transitions. [2023-11-24 22:59:23,149 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 181 transitions. [2023-11-24 22:59:23,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-24 22:59:23,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:23,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:23,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:23,218 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 36 conjunts are in the unsatisfiable core [2023-11-24 22:59:23,224 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:23,839 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 41 proven. 103 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-11-24 22:59:26,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:26,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 97 states and 187 transitions. [2023-11-24 22:59:26,160 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 187 transitions. [2023-11-24 22:59:26,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-24 22:59:26,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:26,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:26,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:26,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 39 conjunts are in the unsatisfiable core [2023-11-24 22:59:26,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:27,520 INFO L134 CoverageAnalysis]: Checked inductivity of 936 backedges. 41 proven. 115 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-11-24 22:59:28,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:28,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 100 states and 193 transitions. [2023-11-24 22:59:28,750 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 193 transitions. [2023-11-24 22:59:28,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-11-24 22:59:28,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:28,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:28,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:28,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 36 conjunts are in the unsatisfiable core [2023-11-24 22:59:28,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:29,523 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 43 proven. 106 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2023-11-24 22:59:31,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:31,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 101 states and 196 transitions. [2023-11-24 22:59:31,027 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 196 transitions. [2023-11-24 22:59:31,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-11-24 22:59:31,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:31,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:31,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:31,098 INFO L262 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 45 conjunts are in the unsatisfiable core [2023-11-24 22:59:31,100 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:32,096 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 43 proven. 122 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2023-11-24 22:59:33,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:33,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 105 states and 203 transitions. [2023-11-24 22:59:33,594 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 203 transitions. [2023-11-24 22:59:33,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-24 22:59:33,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:33,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:33,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:33,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 43 conjunts are in the unsatisfiable core [2023-11-24 22:59:33,677 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:34,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1100 backedges. 45 proven. 109 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-11-24 22:59:36,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:36,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 107 states and 207 transitions. [2023-11-24 22:59:36,001 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 207 transitions. [2023-11-24 22:59:36,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-24 22:59:36,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:36,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:36,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:36,078 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 42 conjunts are in the unsatisfiable core [2023-11-24 22:59:36,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:36,565 INFO L134 CoverageAnalysis]: Checked inductivity of 1120 backedges. 45 proven. 129 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-11-24 22:59:37,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:37,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 108 states and 210 transitions. [2023-11-24 22:59:37,923 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 210 transitions. [2023-11-24 22:59:37,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-24 22:59:37,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:37,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:38,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:38,003 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 33 conjunts are in the unsatisfiable core [2023-11-24 22:59:38,007 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:38,288 INFO L134 CoverageAnalysis]: Checked inductivity of 1218 backedges. 47 proven. 136 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2023-11-24 22:59:39,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:39,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 110 states and 216 transitions. [2023-11-24 22:59:39,314 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 216 transitions. [2023-11-24 22:59:39,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-11-24 22:59:39,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:39,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:39,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:39,379 INFO L262 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 22:59:39,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:59:39,453 INFO L134 CoverageAnalysis]: Checked inductivity of 1320 backedges. 129 proven. 13 refuted. 0 times theorem prover too weak. 1178 trivial. 0 not checked. [2023-11-24 22:59:40,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:40,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 110 states and 214 transitions. [2023-11-24 22:59:40,015 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 214 transitions. [2023-11-24 22:59:40,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-24 22:59:40,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:40,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:40,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:40,101 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 33 conjunts are in the unsatisfiable core [2023-11-24 22:59:40,105 INFO L285 TraceCheckSpWp]: Computing forward predicates...