./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product43.cil.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_f47ed166-f2d4-4e4a-bbe4-82e06d444872/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47ed166-f2d4-4e4a-bbe4-82e06d444872/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_f47ed166-f2d4-4e4a-bbe4-82e06d444872/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47ed166-f2d4-4e4a-bbe4-82e06d444872/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product43.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47ed166-f2d4-4e4a-bbe4-82e06d444872/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_f47ed166-f2d4-4e4a-bbe4-82e06d444872/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 6014a53bc4531229002927c7dae6ceb41eaf1bcae6bbbe475b6c1299f7673d0b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:58:51,337 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:58:51,418 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47ed166-f2d4-4e4a-bbe4-82e06d444872/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:58:51,423 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:58:51,424 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:58:51,448 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:58:51,450 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:58:51,450 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:58:51,451 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:58:51,452 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:58:51,452 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:58:51,453 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:58:51,454 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:58:51,454 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:58:51,455 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:58:51,455 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:58:51,456 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:58:51,457 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:58:51,457 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:58:51,458 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:58:51,458 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:58:51,462 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:58:51,463 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:58:51,465 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:58:51,466 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:58:51,467 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:58:51,468 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:51,470 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:58:51,471 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:58:51,472 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:58:51,472 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:58:51,473 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:58:51,473 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:58:51,474 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_f47ed166-f2d4-4e4a-bbe4-82e06d444872/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47ed166-f2d4-4e4a-bbe4-82e06d444872/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6014a53bc4531229002927c7dae6ceb41eaf1bcae6bbbe475b6c1299f7673d0b [2023-11-24 22:58:51,745 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:58:51,770 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:58:51,773 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:58:51,775 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:58:51,775 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:58:51,777 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47ed166-f2d4-4e4a-bbe4-82e06d444872/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/product-lines/minepump_spec4_product43.cil.c [2023-11-24 22:58:54,929 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:58:55,160 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:58:55,161 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47ed166-f2d4-4e4a-bbe4-82e06d444872/sv-benchmarks/c/product-lines/minepump_spec4_product43.cil.c [2023-11-24 22:58:55,176 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47ed166-f2d4-4e4a-bbe4-82e06d444872/bin/ukojak-verify-afCqCEvfdi/data/634dd7e16/348f1200ff9243fbbf19ec800692276d/FLAGd7611e541 [2023-11-24 22:58:55,191 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47ed166-f2d4-4e4a-bbe4-82e06d444872/bin/ukojak-verify-afCqCEvfdi/data/634dd7e16/348f1200ff9243fbbf19ec800692276d [2023-11-24 22:58:55,194 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:58:55,196 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:58:55,198 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:58:55,198 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:58:55,204 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:58:55,205 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:58:55" (1/1) ... [2023-11-24 22:58:55,207 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6be8e02a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:55, skipping insertion in model container [2023-11-24 22:58:55,207 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:58:55" (1/1) ... [2023-11-24 22:58:55,262 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:58:55,467 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_f47ed166-f2d4-4e4a-bbe4-82e06d444872/sv-benchmarks/c/product-lines/minepump_spec4_product43.cil.c[5104,5117] [2023-11-24 22:58:55,552 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:58:55,571 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:58:55,582 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [49] [2023-11-24 22:58:55,584 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [121] [2023-11-24 22:58:55,584 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [315] [2023-11-24 22:58:55,584 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [324] [2023-11-24 22:58:55,585 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [423] [2023-11-24 22:58:55,585 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [518] [2023-11-24 22:58:55,585 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [553] [2023-11-24 22:58:55,586 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification4_spec.i","") [919] [2023-11-24 22:58:55,622 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_f47ed166-f2d4-4e4a-bbe4-82e06d444872/sv-benchmarks/c/product-lines/minepump_spec4_product43.cil.c[5104,5117] [2023-11-24 22:58:55,709 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:58:55,731 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:58:55,731 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:55 WrapperNode [2023-11-24 22:58:55,732 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:58:55,733 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:55,733 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:58:55,733 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:58:55,741 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:55" (1/1) ... [2023-11-24 22:58:55,769 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:55" (1/1) ... [2023-11-24 22:58:55,806 INFO L138 Inliner]: procedures = 54, calls = 97, calls flagged for inlining = 25, calls inlined = 22, statements flattened = 200 [2023-11-24 22:58:55,806 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:55,807 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:58:55,808 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:58:55,808 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:58:55,823 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:55" (1/1) ... [2023-11-24 22:58:55,824 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:55" (1/1) ... [2023-11-24 22:58:55,833 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:55" (1/1) ... [2023-11-24 22:58:55,834 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:55" (1/1) ... [2023-11-24 22:58:55,850 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:55" (1/1) ... [2023-11-24 22:58:55,867 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:55" (1/1) ... [2023-11-24 22:58:55,868 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:55" (1/1) ... [2023-11-24 22:58:55,870 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:55" (1/1) ... [2023-11-24 22:58:55,876 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:58:55,877 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:58:55,878 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:58:55,878 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:58:55,879 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:55" (1/1) ... [2023-11-24 22:58:55,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:55,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47ed166-f2d4-4e4a-bbe4-82e06d444872/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:58:55,913 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47ed166-f2d4-4e4a-bbe4-82e06d444872/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:58:55,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47ed166-f2d4-4e4a-bbe4-82e06d444872/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:58:55,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:58:55,959 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-24 22:58:55,960 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-24 22:58:55,960 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-24 22:58:55,960 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-24 22:58:55,960 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-24 22:58:55,960 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-24 22:58:55,961 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-24 22:58:55,961 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-24 22:58:55,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:58:55,961 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-24 22:58:55,961 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-24 22:58:55,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:58:55,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:58:56,056 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:58:56,059 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:58:56,450 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:58:56,642 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:58:56,643 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 22:58:56,644 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:56 BoogieIcfgContainer [2023-11-24 22:58:56,645 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:58:56,646 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:58:56,646 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:58:56,657 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:58:56,658 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:56" (1/1) ... [2023-11-24 22:58:56,691 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:58:56,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:56,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 44 states and 58 transitions. [2023-11-24 22:58:56,772 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 58 transitions. [2023-11-24 22:58:56,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:58:56,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:56,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:56,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:56,981 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 22:58:57,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:57,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 44 states and 56 transitions. [2023-11-24 22:58:57,040 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 56 transitions. [2023-11-24 22:58:57,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:58:57,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:57,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:57,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:57,232 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 22:58:57,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:57,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 46 states and 59 transitions. [2023-11-24 22:58:57,256 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 59 transitions. [2023-11-24 22:58:57,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:58:57,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:57,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:57,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:57,692 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 22:58:57,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:57,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 58 states and 83 transitions. [2023-11-24 22:58:57,929 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 83 transitions. [2023-11-24 22:58:57,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:58:57,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:57,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:57,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:58,147 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 22:58:58,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:58,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 59 states and 84 transitions. [2023-11-24 22:58:58,187 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 84 transitions. [2023-11-24 22:58:58,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:58:58,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:58,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:58,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:58,381 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 22:58:58,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:58,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 60 states and 85 transitions. [2023-11-24 22:58:58,420 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 85 transitions. [2023-11-24 22:58:58,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:58:58,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:58,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:58,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:58,647 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 22:58:59,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:59,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 74 states and 119 transitions. [2023-11-24 22:58:59,594 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 119 transitions. [2023-11-24 22:58:59,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:58:59,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:59,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:59,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:59,731 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 22:58:59,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:59,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 78 states and 129 transitions. [2023-11-24 22:58:59,967 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 129 transitions. [2023-11-24 22:58:59,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:58:59,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:59,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:59,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:00,388 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 22:59:01,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:01,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 91 states and 163 transitions. [2023-11-24 22:59:01,877 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 163 transitions. [2023-11-24 22:59:01,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:59:01,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:01,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:01,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:01,948 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 22:59:01,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:01,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 92 states and 167 transitions. [2023-11-24 22:59:01,978 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 167 transitions. [2023-11-24 22:59:01,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:59:01,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:01,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:01,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:02,038 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 22:59:02,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:02,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 92 states and 166 transitions. [2023-11-24 22:59:02,063 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 166 transitions. [2023-11-24 22:59:02,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:59:02,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:02,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:02,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:02,567 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 22:59:03,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:03,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 96 states and 178 transitions. [2023-11-24 22:59:03,726 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 178 transitions. [2023-11-24 22:59:03,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:59:03,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:03,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:03,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:03,789 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 22:59:03,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:03,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 98 states and 186 transitions. [2023-11-24 22:59:03,975 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 186 transitions. [2023-11-24 22:59:03,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:59:03,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:03,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:03,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:04,093 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 22:59:04,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:04,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 99 states and 187 transitions. [2023-11-24 22:59:04,218 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 187 transitions. [2023-11-24 22:59:04,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:59:04,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:04,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:04,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:04,249 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:59:04,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:04,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 104 states and 201 transitions. [2023-11-24 22:59:04,772 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 201 transitions. [2023-11-24 22:59:04,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:59:04,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:04,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:04,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:04,804 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:59:05,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:05,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 107 states and 209 transitions. [2023-11-24 22:59:05,419 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 209 transitions. [2023-11-24 22:59:05,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:59:05,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:05,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:05,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:05,449 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:59:05,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:05,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 108 states and 210 transitions. [2023-11-24 22:59:05,490 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 210 transitions. [2023-11-24 22:59:05,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 22:59:05,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:05,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:05,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:05,782 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:06,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:06,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 118 states and 247 transitions. [2023-11-24 22:59:06,839 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 247 transitions. [2023-11-24 22:59:06,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:59:06,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:06,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:06,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:07,063 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:07,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:07,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 119 states and 247 transitions. [2023-11-24 22:59:07,346 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 247 transitions. [2023-11-24 22:59:07,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:59:07,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:07,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:07,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:07,544 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:07,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:07,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 119 states and 246 transitions. [2023-11-24 22:59:07,816 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 246 transitions. [2023-11-24 22:59:07,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:59:07,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:07,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:07,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:08,046 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:08,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:08,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 120 states and 247 transitions. [2023-11-24 22:59:08,090 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 247 transitions. [2023-11-24 22:59:08,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:59:08,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:08,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:08,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:08,271 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:08,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:08,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 121 states and 248 transitions. [2023-11-24 22:59:08,315 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 248 transitions. [2023-11-24 22:59:08,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:59:08,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:08,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:08,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:08,752 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:10,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:10,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 134 states and 297 transitions. [2023-11-24 22:59:10,701 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 297 transitions. [2023-11-24 22:59:10,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:59:10,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:10,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:10,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:10,762 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:11,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:11,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 137 states and 304 transitions. [2023-11-24 22:59:11,154 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 304 transitions. [2023-11-24 22:59:11,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:59:11,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:11,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:11,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:11,381 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:11,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:11,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 139 states and 307 transitions. [2023-11-24 22:59:11,686 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 307 transitions. [2023-11-24 22:59:11,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 22:59:11,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:11,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:11,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:11,953 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:12,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:12,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 142 states and 320 transitions. [2023-11-24 22:59:12,874 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 320 transitions. [2023-11-24 22:59:12,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:59:12,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:12,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:12,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:13,214 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:14,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:14,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 145 states and 326 transitions. [2023-11-24 22:59:14,052 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 326 transitions. [2023-11-24 22:59:14,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:59:14,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:14,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:14,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:14,265 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:14,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:14,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 146 states and 327 transitions. [2023-11-24 22:59:14,314 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 327 transitions. [2023-11-24 22:59:14,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:59:14,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:14,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:14,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:14,519 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:14,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:14,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 147 states and 328 transitions. [2023-11-24 22:59:14,571 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 328 transitions. [2023-11-24 22:59:14,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:59:14,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:14,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:14,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:14,675 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:14,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:14,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 149 states and 334 transitions. [2023-11-24 22:59:14,934 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 334 transitions. [2023-11-24 22:59:14,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:59:14,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:14,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:14,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:15,040 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:15,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:15,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 153 states and 345 transitions. [2023-11-24 22:59:15,553 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 345 transitions. [2023-11-24 22:59:15,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:59:15,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:15,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:15,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:15,656 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:15,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:15,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 154 states and 346 transitions. [2023-11-24 22:59:15,729 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 346 transitions. [2023-11-24 22:59:15,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 22:59:15,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:15,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:15,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:16,032 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:16,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:16,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 155 states and 343 transitions. [2023-11-24 22:59:16,505 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 343 transitions. [2023-11-24 22:59:16,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:59:16,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:16,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:16,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:16,677 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:16,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:16,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 157 states and 354 transitions. [2023-11-24 22:59:16,898 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 354 transitions. [2023-11-24 22:59:16,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 22:59:16,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:16,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:16,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:16,994 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:17,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:17,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 158 states and 351 transitions. [2023-11-24 22:59:17,364 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 351 transitions. [2023-11-24 22:59:17,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 22:59:17,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:17,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:17,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:17,870 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:21,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:21,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 167 states and 391 transitions. [2023-11-24 22:59:21,135 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 391 transitions. [2023-11-24 22:59:21,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 22:59:21,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:21,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:21,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:21,352 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:22,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:22,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 169 states and 392 transitions. [2023-11-24 22:59:22,055 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 392 transitions. [2023-11-24 22:59:22,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:59:22,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:22,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:22,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:22,197 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:59:22,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:22,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 174 states and 399 transitions. [2023-11-24 22:59:22,440 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 399 transitions. [2023-11-24 22:59:22,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:59:22,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:22,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:22,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:22,571 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:23,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:23,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 176 states and 407 transitions. [2023-11-24 22:59:23,101 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 407 transitions. [2023-11-24 22:59:23,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:59:23,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:23,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:23,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:23,515 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:59:25,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:25,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 182 states and 434 transitions. [2023-11-24 22:59:25,700 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 434 transitions. [2023-11-24 22:59:25,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:59:25,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:25,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:25,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:25,851 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:59:26,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:26,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 183 states and 435 transitions. [2023-11-24 22:59:26,280 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 435 transitions. [2023-11-24 22:59:26,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:59:26,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:26,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:26,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:26,582 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:27,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:27,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 185 states and 442 transitions. [2023-11-24 22:59:27,085 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 442 transitions. [2023-11-24 22:59:27,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:59:27,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:27,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:27,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:27,244 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:28,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:28,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 190 states and 452 transitions. [2023-11-24 22:59:28,792 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 452 transitions. [2023-11-24 22:59:28,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:59:28,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:28,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:28,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:28,824 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-24 22:59:29,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:29,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 194 states and 460 transitions. [2023-11-24 22:59:29,068 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 460 transitions. [2023-11-24 22:59:29,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:59:29,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:29,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:29,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:29,141 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:59:29,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:29,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 195 states and 455 transitions. [2023-11-24 22:59:29,395 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 455 transitions. [2023-11-24 22:59:29,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:59:29,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:29,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:29,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:29,761 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:31,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:31,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 198 states and 457 transitions. [2023-11-24 22:59:31,288 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 457 transitions. [2023-11-24 22:59:31,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:59:31,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:31,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:31,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:31,327 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-24 22:59:31,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:31,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 199 states and 461 transitions. [2023-11-24 22:59:31,716 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 461 transitions. [2023-11-24 22:59:31,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:59:31,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:31,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:31,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:31,939 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:59:34,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:34,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 213 states and 509 transitions. [2023-11-24 22:59:34,350 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 509 transitions. [2023-11-24 22:59:34,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:59:34,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:34,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:34,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:34,569 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:59:35,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:35,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 215 states and 510 transitions. [2023-11-24 22:59:35,460 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 510 transitions. [2023-11-24 22:59:35,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:59:35,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:35,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:35,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:35,561 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:35,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:35,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 217 states and 512 transitions. [2023-11-24 22:59:35,989 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 512 transitions. [2023-11-24 22:59:35,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:59:35,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:35,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:36,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:36,193 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:59:36,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:36,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 219 states and 522 transitions. [2023-11-24 22:59:36,702 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 522 transitions. [2023-11-24 22:59:36,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:59:36,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:36,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:36,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:36,860 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 22:59:38,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:38,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 225 states and 535 transitions. [2023-11-24 22:59:38,634 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 535 transitions. [2023-11-24 22:59:38,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:59:38,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:38,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:38,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:38,814 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:59:39,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:39,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 226 states and 536 transitions. [2023-11-24 22:59:39,323 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 536 transitions. [2023-11-24 22:59:39,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:59:39,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:39,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:39,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:39,707 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.