./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product43.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_c4ada07e-63f4-423e-b86b-213559eea240/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ada07e-63f4-423e-b86b-213559eea240/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ada07e-63f4-423e-b86b-213559eea240/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ada07e-63f4-423e-b86b-213559eea240/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product43.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ada07e-63f4-423e-b86b-213559eea240/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ada07e-63f4-423e-b86b-213559eea240/bin/ukojak-verify-G8NBE6pJGL --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 80c186986e830d4bb291929eac4e7624996dc1953e9c0441022d003e4def396a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:52:50,841 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:52:50,918 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ada07e-63f4-423e-b86b-213559eea240/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:52:50,923 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:52:50,924 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:52:50,951 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:52:50,952 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:52:50,952 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:52:50,953 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:52:50,954 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:52:50,955 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:52:50,955 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:52:50,956 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:52:50,957 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:52:50,957 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:52:50,958 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:52:50,959 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:52:50,959 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:52:50,960 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:52:50,960 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:52:50,961 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:52:50,962 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:52:50,962 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:52:50,963 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:52:50,964 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:52:50,964 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:52:50,965 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:52:50,966 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:52:50,966 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:52:50,967 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:52:50,967 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:52:50,968 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:52:50,968 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:52:50,969 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_c4ada07e-63f4-423e-b86b-213559eea240/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ada07e-63f4-423e-b86b-213559eea240/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 80c186986e830d4bb291929eac4e7624996dc1953e9c0441022d003e4def396a [2023-11-19 02:52:51,227 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:52:51,262 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:52:51,265 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:52:51,267 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:52:51,268 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:52:51,270 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ada07e-63f4-423e-b86b-213559eea240/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/product-lines/minepump_spec2_product43.cil.c [2023-11-19 02:52:54,428 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:52:54,730 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:52:54,731 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ada07e-63f4-423e-b86b-213559eea240/sv-benchmarks/c/product-lines/minepump_spec2_product43.cil.c [2023-11-19 02:52:54,746 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ada07e-63f4-423e-b86b-213559eea240/bin/ukojak-verify-G8NBE6pJGL/data/48e1603e5/e831357b96ba4d74b79c5eeb07664865/FLAG013a1ead9 [2023-11-19 02:52:54,761 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ada07e-63f4-423e-b86b-213559eea240/bin/ukojak-verify-G8NBE6pJGL/data/48e1603e5/e831357b96ba4d74b79c5eeb07664865 [2023-11-19 02:52:54,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:52:54,765 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:52:54,767 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:52:54,767 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:52:54,772 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:52:54,780 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:52:54" (1/1) ... [2023-11-19 02:52:54,784 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52ee63fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:54, skipping insertion in model container [2023-11-19 02:52:54,784 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:52:54" (1/1) ... [2023-11-19 02:52:54,857 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:52:55,178 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_c4ada07e-63f4-423e-b86b-213559eea240/sv-benchmarks/c/product-lines/minepump_spec2_product43.cil.c[18403,18416] [2023-11-19 02:52:55,182 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:52:55,199 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:52:55,209 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [49] [2023-11-19 02:52:55,211 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [150] [2023-11-19 02:52:55,211 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [516] [2023-11-19 02:52:55,211 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [620] [2023-11-19 02:52:55,211 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [655] [2023-11-19 02:52:55,212 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [696] [2023-11-19 02:52:55,212 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [764] [2023-11-19 02:52:55,212 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [951] [2023-11-19 02:52:55,287 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_c4ada07e-63f4-423e-b86b-213559eea240/sv-benchmarks/c/product-lines/minepump_spec2_product43.cil.c[18403,18416] [2023-11-19 02:52:55,287 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:52:55,310 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:52:55,310 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:55 WrapperNode [2023-11-19 02:52:55,310 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:52:55,311 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:52:55,312 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:52:55,312 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:52:55,319 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:55" (1/1) ... [2023-11-19 02:52:55,333 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:55" (1/1) ... [2023-11-19 02:52:55,366 INFO L138 Inliner]: procedures = 55, calls = 98, calls flagged for inlining = 24, calls inlined = 21, statements flattened = 196 [2023-11-19 02:52:55,367 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:52:55,368 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:52:55,368 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:52:55,368 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:52:55,378 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:55" (1/1) ... [2023-11-19 02:52:55,379 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:55" (1/1) ... [2023-11-19 02:52:55,381 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:55" (1/1) ... [2023-11-19 02:52:55,382 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:55" (1/1) ... [2023-11-19 02:52:55,390 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:55" (1/1) ... [2023-11-19 02:52:55,406 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:55" (1/1) ... [2023-11-19 02:52:55,408 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:55" (1/1) ... [2023-11-19 02:52:55,409 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:55" (1/1) ... [2023-11-19 02:52:55,412 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:52:55,413 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:52:55,414 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:52:55,414 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:52:55,415 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:55" (1/1) ... [2023-11-19 02:52:55,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:52:55,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ada07e-63f4-423e-b86b-213559eea240/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:52:55,446 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ada07e-63f4-423e-b86b-213559eea240/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:52:55,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4ada07e-63f4-423e-b86b-213559eea240/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:52:55,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:52:55,492 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-19 02:52:55,493 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-19 02:52:55,493 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-19 02:52:55,493 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-19 02:52:55,493 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-19 02:52:55,493 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-19 02:52:55,494 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-11-19 02:52:55,494 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-11-19 02:52:55,494 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-19 02:52:55,494 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-19 02:52:55,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:52:55,495 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-19 02:52:55,495 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-19 02:52:55,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:52:55,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:52:55,580 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:52:55,582 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:52:55,976 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:52:56,130 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:52:56,130 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:52:56,140 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:52:56 BoogieIcfgContainer [2023-11-19 02:52:56,151 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:52:56,152 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:52:56,152 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:52:56,162 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:52:56,163 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:52:56" (1/1) ... [2023-11-19 02:52:56,173 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:52:56,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:56,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 51 states and 67 transitions. [2023-11-19 02:52:56,232 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 67 transitions. [2023-11-19 02:52:56,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:52:56,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:56,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:56,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:56,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:56,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:56,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 51 states and 65 transitions. [2023-11-19 02:52:56,475 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 65 transitions. [2023-11-19 02:52:56,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:52:56,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:56,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:56,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:56,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:56,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:56,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 53 states and 68 transitions. [2023-11-19 02:52:56,703 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 68 transitions. [2023-11-19 02:52:56,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:52:56,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:56,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:56,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:56,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:57,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:57,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 66 states and 92 transitions. [2023-11-19 02:52:57,072 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 92 transitions. [2023-11-19 02:52:57,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:52:57,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:57,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:57,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:57,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:57,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:57,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 67 states and 93 transitions. [2023-11-19 02:52:57,283 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2023-11-19 02:52:57,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:52:57,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:57,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:57,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:57,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:57,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:57,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 83 states and 125 transitions. [2023-11-19 02:52:57,907 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 125 transitions. [2023-11-19 02:52:57,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:52:57,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:57,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:57,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:58,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:58,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:58,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 84 states and 126 transitions. [2023-11-19 02:52:58,044 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 126 transitions. [2023-11-19 02:52:58,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:52:58,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:58,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:58,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:58,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:58,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:58,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 87 states and 134 transitions. [2023-11-19 02:52:58,147 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 134 transitions. [2023-11-19 02:52:58,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:52:58,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:58,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:58,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:58,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:58,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:58,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 89 states and 137 transitions. [2023-11-19 02:52:58,252 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 137 transitions. [2023-11-19 02:52:58,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:52:58,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:58,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:58,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:58,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:52:58,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:58,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 91 states and 139 transitions. [2023-11-19 02:52:58,359 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 139 transitions. [2023-11-19 02:52:58,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:52:58,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:58,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:58,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:58,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:58,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:58,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 94 states and 145 transitions. [2023-11-19 02:52:58,495 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 145 transitions. [2023-11-19 02:52:58,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:52:58,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:58,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:58,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:58,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:52:58,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:58,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 96 states and 148 transitions. [2023-11-19 02:52:58,602 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 148 transitions. [2023-11-19 02:52:58,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:52:58,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:58,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:58,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:58,711 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:52:58,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:58,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 98 states and 150 transitions. [2023-11-19 02:52:58,750 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 150 transitions. [2023-11-19 02:52:58,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:52:58,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:58,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:58,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:58,838 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:52:58,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:58,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 103 states and 161 transitions. [2023-11-19 02:52:58,996 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 161 transitions. [2023-11-19 02:52:58,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:52:58,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:58,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:59,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:59,040 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:52:59,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:59,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 104 states and 162 transitions. [2023-11-19 02:52:59,066 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 162 transitions. [2023-11-19 02:52:59,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:52:59,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:59,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:59,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:59,364 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:52:59,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:59,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 107 states and 169 transitions. [2023-11-19 02:52:59,950 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 169 transitions. [2023-11-19 02:52:59,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 02:52:59,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:59,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:59,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:00,000 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:53:00,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:00,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 110 states and 175 transitions. [2023-11-19 02:53:00,186 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 175 transitions. [2023-11-19 02:53:00,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 02:53:00,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:00,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:00,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:00,238 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:53:00,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:00,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 112 states and 179 transitions. [2023-11-19 02:53:00,281 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 179 transitions. [2023-11-19 02:53:00,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 02:53:00,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:00,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:00,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:00,354 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:53:00,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:00,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 119 states and 191 transitions. [2023-11-19 02:53:00,496 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 191 transitions. [2023-11-19 02:53:00,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 02:53:00,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:00,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:00,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:01,239 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:53:04,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:04,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 135 states and 226 transitions. [2023-11-19 02:53:04,167 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 226 transitions. [2023-11-19 02:53:04,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:53:04,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:04,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:04,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:04,413 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:53:04,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:04,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 136 states and 227 transitions. [2023-11-19 02:53:04,473 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 227 transitions. [2023-11-19 02:53:04,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:53:04,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:04,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:04,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:04,536 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:53:04,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:04,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 137 states and 228 transitions. [2023-11-19 02:53:04,569 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 228 transitions. [2023-11-19 02:53:04,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:53:04,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:04,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:04,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:05,025 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:53:09,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:09,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 160 states and 270 transitions. [2023-11-19 02:53:09,051 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 270 transitions. [2023-11-19 02:53:09,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:53:09,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:09,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:09,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:09,123 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:53:11,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:11,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 166 states and 279 transitions. [2023-11-19 02:53:11,021 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 279 transitions. [2023-11-19 02:53:11,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:53:11,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:11,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:11,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:11,767 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:53:18,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:18,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 187 states and 322 transitions. [2023-11-19 02:53:18,262 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 322 transitions. [2023-11-19 02:53:18,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:53:18,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:18,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:18,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:18,327 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:53:19,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:19,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 189 states and 328 transitions. [2023-11-19 02:53:19,925 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 328 transitions. [2023-11-19 02:53:19,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:53:19,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:19,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:19,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:20,620 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:53:24,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:24,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 201 states and 356 transitions. [2023-11-19 02:53:24,676 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 356 transitions. [2023-11-19 02:53:24,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:53:24,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:24,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:24,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:24,749 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:53:26,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:26,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 203 states and 359 transitions. [2023-11-19 02:53:26,568 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 359 transitions. [2023-11-19 02:53:26,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:53:26,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:26,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:26,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:26,622 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:53:28,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:28,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 201 states and 353 transitions. [2023-11-19 02:53:28,515 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 353 transitions. [2023-11-19 02:53:28,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:53:28,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:28,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:28,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:28,723 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:53:32,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:32,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 210 states and 367 transitions. [2023-11-19 02:53:32,302 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 367 transitions. [2023-11-19 02:53:32,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:53:32,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:32,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:32,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:32,366 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:53:33,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:33,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 210 states and 366 transitions. [2023-11-19 02:53:33,377 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 366 transitions. [2023-11-19 02:53:33,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:53:33,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:33,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:33,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:34,621 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:53:41,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:41,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 212 states and 374 transitions. [2023-11-19 02:53:41,468 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 374 transitions. [2023-11-19 02:53:41,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:53:41,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:41,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:41,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:41,637 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:53:41,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:41,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 213 states and 375 transitions. [2023-11-19 02:53:41,691 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 375 transitions. [2023-11-19 02:53:41,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:53:41,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:41,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:41,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:42,071 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:53:42,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:42,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 214 states and 378 transitions. [2023-11-19 02:53:42,489 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 378 transitions. [2023-11-19 02:53:42,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:53:42,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:42,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:42,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:42,709 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:53:42,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:42,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 214 states and 378 transitions. [2023-11-19 02:53:42,751 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 378 transitions. [2023-11-19 02:53:42,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:53:42,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:42,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:42,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:42,889 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:53:42,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:42,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 214 states and 378 transitions. [2023-11-19 02:53:42,928 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 378 transitions. [2023-11-19 02:53:42,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:53:42,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:42,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:42,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:43,073 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:53:43,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:43,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 214 states and 378 transitions. [2023-11-19 02:53:43,111 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 378 transitions. [2023-11-19 02:53:43,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:53:43,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:43,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:43,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:43,237 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:53:43,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:43,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 214 states and 378 transitions. [2023-11-19 02:53:43,277 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 378 transitions. [2023-11-19 02:53:43,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:53:43,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:43,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:43,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:43,409 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:53:43,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:43,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 214 states and 378 transitions. [2023-11-19 02:53:43,492 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 378 transitions. [2023-11-19 02:53:43,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:53:43,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:43,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:43,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:43,656 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:53:43,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:43,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 214 states and 378 transitions. [2023-11-19 02:53:43,711 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 378 transitions. [2023-11-19 02:53:43,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:53:43,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:43,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:43,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:43,854 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:53:43,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:43,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 214 states and 378 transitions. [2023-11-19 02:53:43,893 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 378 transitions. [2023-11-19 02:53:43,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:53:43,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:43,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:43,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:44,015 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:53:44,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:44,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 214 states and 378 transitions. [2023-11-19 02:53:44,053 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 378 transitions. [2023-11-19 02:53:44,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:53:44,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:44,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:44,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:44,180 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:53:44,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:44,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 214 states and 378 transitions. [2023-11-19 02:53:44,217 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 378 transitions. [2023-11-19 02:53:44,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:53:44,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:44,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:44,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:44,354 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:53:44,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:44,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 214 states and 378 transitions. [2023-11-19 02:53:44,386 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 378 transitions. [2023-11-19 02:53:44,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:53:44,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:44,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:44,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:44,562 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:53:44,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:44,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 214 states and 378 transitions. [2023-11-19 02:53:44,600 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 378 transitions. [2023-11-19 02:53:44,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:53:44,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:44,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:44,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:44,738 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:53:44,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:44,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 214 states and 378 transitions. [2023-11-19 02:53:44,776 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 378 transitions. [2023-11-19 02:53:44,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:53:44,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:44,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:44,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat