./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/heap-data/calendar.i --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_381c25fa-060f-4489-8ee1-1764a2c14a2c/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381c25fa-060f-4489-8ee1-1764a2c14a2c/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_381c25fa-060f-4489-8ee1-1764a2c14a2c/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381c25fa-060f-4489-8ee1-1764a2c14a2c/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/heap-data/calendar.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381c25fa-060f-4489-8ee1-1764a2c14a2c/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_381c25fa-060f-4489-8ee1-1764a2c14a2c/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 fe08ef78ee5c945bc38e9e915e26405aefe9ffb2d4911c91347e07e6a879dcd5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:17:13,496 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:17:13,609 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381c25fa-060f-4489-8ee1-1764a2c14a2c/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:17:13,617 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:17:13,618 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:17:13,692 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:17:13,693 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:17:13,694 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:17:13,695 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:17:13,700 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:17:13,701 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:17:13,701 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:17:13,702 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:17:13,703 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:17:13,704 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:17:13,704 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:17:13,705 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:17:13,705 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:17:13,706 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:17:13,706 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:17:13,707 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:17:13,708 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:17:13,709 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:17:13,709 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:17:13,710 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:17:13,710 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:17:13,711 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:17:13,711 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:17:13,712 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:17:13,712 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:17:13,714 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:17:13,714 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:17:13,714 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:17:13,715 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_381c25fa-060f-4489-8ee1-1764a2c14a2c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381c25fa-060f-4489-8ee1-1764a2c14a2c/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe08ef78ee5c945bc38e9e915e26405aefe9ffb2d4911c91347e07e6a879dcd5 [2023-11-24 22:17:14,023 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:17:14,055 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:17:14,057 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:17:14,059 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:17:14,059 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:17:14,061 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381c25fa-060f-4489-8ee1-1764a2c14a2c/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/heap-data/calendar.i [2023-11-24 22:17:17,185 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:17:17,451 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:17:17,452 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381c25fa-060f-4489-8ee1-1764a2c14a2c/sv-benchmarks/c/heap-data/calendar.i [2023-11-24 22:17:17,473 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381c25fa-060f-4489-8ee1-1764a2c14a2c/bin/ukojak-verify-afCqCEvfdi/data/7a31fefac/03b38acbe2dc47b4b9475eba6da03733/FLAGfacb57dcf [2023-11-24 22:17:17,488 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381c25fa-060f-4489-8ee1-1764a2c14a2c/bin/ukojak-verify-afCqCEvfdi/data/7a31fefac/03b38acbe2dc47b4b9475eba6da03733 [2023-11-24 22:17:17,491 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:17:17,493 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:17:17,495 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:17:17,495 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:17:17,500 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:17:17,501 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:17:17" (1/1) ... [2023-11-24 22:17:17,502 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20a5915d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:17, skipping insertion in model container [2023-11-24 22:17:17,503 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:17:17" (1/1) ... [2023-11-24 22:17:17,587 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:17:18,008 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_381c25fa-060f-4489-8ee1-1764a2c14a2c/sv-benchmarks/c/heap-data/calendar.i[23742,23755] [2023-11-24 22:17:18,015 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:17:18,028 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:17:18,069 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_381c25fa-060f-4489-8ee1-1764a2c14a2c/sv-benchmarks/c/heap-data/calendar.i[23742,23755] [2023-11-24 22:17:18,070 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:17:18,098 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:17:18,099 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:18 WrapperNode [2023-11-24 22:17:18,099 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:17:18,101 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:17:18,101 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:17:18,101 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:17:18,110 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:18" (1/1) ... [2023-11-24 22:17:18,130 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:18" (1/1) ... [2023-11-24 22:17:18,153 INFO L138 Inliner]: procedures = 121, calls = 15, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 74 [2023-11-24 22:17:18,153 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:17:18,154 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:17:18,154 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:17:18,155 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:17:18,164 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:18" (1/1) ... [2023-11-24 22:17:18,165 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:18" (1/1) ... [2023-11-24 22:17:18,168 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:18" (1/1) ... [2023-11-24 22:17:18,169 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:18" (1/1) ... [2023-11-24 22:17:18,177 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:18" (1/1) ... [2023-11-24 22:17:18,181 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:18" (1/1) ... [2023-11-24 22:17:18,183 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:18" (1/1) ... [2023-11-24 22:17:18,185 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:18" (1/1) ... [2023-11-24 22:17:18,187 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:17:18,189 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:17:18,189 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:17:18,189 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:17:18,190 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:18" (1/1) ... [2023-11-24 22:17:18,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:17:18,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381c25fa-060f-4489-8ee1-1764a2c14a2c/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:17:18,224 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381c25fa-060f-4489-8ee1-1764a2c14a2c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:17:18,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381c25fa-060f-4489-8ee1-1764a2c14a2c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:17:18,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:17:18,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:17:18,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:17:18,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:17:18,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:17:18,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:17:18,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:17:18,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:17:18,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:17:18,491 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:17:18,495 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:17:18,658 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:17:18,779 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:17:18,779 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 22:17:18,781 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:17:18 BoogieIcfgContainer [2023-11-24 22:17:18,781 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:17:18,782 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:17:18,782 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:17:18,793 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:17:18,794 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:17:18" (1/1) ... [2023-11-24 22:17:18,803 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:17:18,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:18,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2023-11-24 22:17:18,861 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2023-11-24 22:17:18,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:17:18,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:18,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:18,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:19,031 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 22:17:19,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:19,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2023-11-24 22:17:19,080 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2023-11-24 22:17:19,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:17:19,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:19,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:19,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:19,358 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 22:17:19,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:19,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2023-11-24 22:17:19,434 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2023-11-24 22:17:19,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:17:19,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:19,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:19,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:19,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:19,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:19,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2023-11-24 22:17:19,625 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2023-11-24 22:17:19,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:17:19,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:19,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:19,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:19,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:19,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:19,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2023-11-24 22:17:19,832 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2023-11-24 22:17:19,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:17:19,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:19,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:19,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:20,570 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:21,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:21,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2023-11-24 22:17:21,341 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2023-11-24 22:17:21,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:17:21,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:21,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:21,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:21,704 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:22,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:22,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 33 states and 48 transitions. [2023-11-24 22:17:22,537 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 48 transitions. [2023-11-24 22:17:22,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:17:22,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:22,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:22,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:22,930 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:23,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:23,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2023-11-24 22:17:23,007 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2023-11-24 22:17:23,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:17:23,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:23,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:23,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:23,575 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:24,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:24,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 39 states and 60 transitions. [2023-11-24 22:17:24,663 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 60 transitions. [2023-11-24 22:17:24,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:17:24,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:24,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:24,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:25,380 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:26,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:26,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 43 states and 71 transitions. [2023-11-24 22:17:26,707 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2023-11-24 22:17:26,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:17:26,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:26,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:26,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:26,917 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:27,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:27,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 44 states and 72 transitions. [2023-11-24 22:17:27,159 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 72 transitions. [2023-11-24 22:17:27,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:17:27,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:27,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:27,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:27,317 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:27,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:27,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 45 states and 75 transitions. [2023-11-24 22:17:27,741 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 75 transitions. [2023-11-24 22:17:27,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:17:27,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:27,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:27,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:27,907 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:28,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:28,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 49 states and 83 transitions. [2023-11-24 22:17:28,687 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 83 transitions. [2023-11-24 22:17:28,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:17:28,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:28,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:28,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:29,187 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:17:30,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:30,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 50 states and 84 transitions. [2023-11-24 22:17:30,053 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 84 transitions. [2023-11-24 22:17:30,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:17:30,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:30,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:30,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:31,159 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 8 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:35,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:35,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 57 states and 100 transitions. [2023-11-24 22:17:35,115 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 100 transitions. [2023-11-24 22:17:35,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:17:35,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:35,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:35,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:35,908 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:17:39,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:39,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 64 states and 117 transitions. [2023-11-24 22:17:39,223 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 117 transitions. [2023-11-24 22:17:39,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:17:39,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:39,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:39,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:40,412 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:42,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:42,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 68 states and 133 transitions. [2023-11-24 22:17:42,631 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 133 transitions. [2023-11-24 22:17:42,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:17:42,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:42,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:42,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:44,234 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:46,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:46,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 72 states and 148 transitions. [2023-11-24 22:17:46,904 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 148 transitions. [2023-11-24 22:17:46,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:17:46,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:46,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:46,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:47,430 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:17:48,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:48,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 73 states and 153 transitions. [2023-11-24 22:17:48,356 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 153 transitions. [2023-11-24 22:17:48,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:17:48,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:48,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:48,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:49,042 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 10 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:51,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:51,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 78 states and 165 transitions. [2023-11-24 22:17:51,594 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 165 transitions. [2023-11-24 22:17:51,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:17:51,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:51,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:51,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:52,292 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 10 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:17:54,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:54,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 80 states and 178 transitions. [2023-11-24 22:17:54,382 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 178 transitions. [2023-11-24 22:17:54,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:17:54,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:54,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:54,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:54,929 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:17:55,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:55,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 76 states and 166 transitions. [2023-11-24 22:17:55,027 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 166 transitions. [2023-11-24 22:17:55,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:17:55,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:55,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:55,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:56,006 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:00,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:00,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 81 states and 191 transitions. [2023-11-24 22:18:00,217 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 191 transitions. [2023-11-24 22:18:00,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 22:18:00,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:00,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:00,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:00,563 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 2 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:18:01,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:01,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 82 states and 192 transitions. [2023-11-24 22:18:01,600 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 192 transitions. [2023-11-24 22:18:01,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 22:18:01,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:01,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:01,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:01,961 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 2 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:18:02,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:02,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 83 states and 195 transitions. [2023-11-24 22:18:02,893 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 195 transitions. [2023-11-24 22:18:02,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 22:18:02,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:02,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms