./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/heap-manipulation/tree-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_454bbfbd-143e-43ca-b478-1f0614d31361/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_454bbfbd-143e-43ca-b478-1f0614d31361/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_454bbfbd-143e-43ca-b478-1f0614d31361/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_454bbfbd-143e-43ca-b478-1f0614d31361/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/heap-manipulation/tree-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_454bbfbd-143e-43ca-b478-1f0614d31361/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_454bbfbd-143e-43ca-b478-1f0614d31361/bin/ukojak-verify-ImItNfHLgk --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 3ab0e6b3adccdafccbf4f7749fddf566a909e7e6b26ed4ad49012db1c4c97a10 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:25:47,868 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:25:47,964 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_454bbfbd-143e-43ca-b478-1f0614d31361/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:25:47,972 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:25:47,974 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:25:48,005 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:25:48,007 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:25:48,007 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:25:48,008 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:25:48,010 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:25:48,010 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:25:48,011 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:25:48,011 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:25:48,012 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:25:48,012 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:25:48,014 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:25:48,015 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:25:48,015 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:25:48,016 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:25:48,016 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:25:48,016 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:25:48,017 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:25:48,017 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:25:48,018 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:25:48,018 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:25:48,019 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:25:48,019 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:25:48,019 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:25:48,020 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:25:48,020 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:25:48,020 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:25:48,021 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:25:48,021 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:25:48,021 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_454bbfbd-143e-43ca-b478-1f0614d31361/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_454bbfbd-143e-43ca-b478-1f0614d31361/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ab0e6b3adccdafccbf4f7749fddf566a909e7e6b26ed4ad49012db1c4c97a10 [2024-11-08 19:25:48,309 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:25:48,359 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:25:48,362 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:25:48,364 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:25:48,364 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:25:48,366 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_454bbfbd-143e-43ca-b478-1f0614d31361/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/heap-manipulation/tree-3.i Unable to find full path for "g++" [2024-11-08 19:25:50,586 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:25:50,846 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:25:50,847 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_454bbfbd-143e-43ca-b478-1f0614d31361/sv-benchmarks/c/heap-manipulation/tree-3.i [2024-11-08 19:25:50,862 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_454bbfbd-143e-43ca-b478-1f0614d31361/bin/ukojak-verify-ImItNfHLgk/data/9de569f78/f7f0189043ae4b04bc1327f2da7ec735/FLAG37180c583 [2024-11-08 19:25:50,883 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_454bbfbd-143e-43ca-b478-1f0614d31361/bin/ukojak-verify-ImItNfHLgk/data/9de569f78/f7f0189043ae4b04bc1327f2da7ec735 [2024-11-08 19:25:50,886 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:25:50,888 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:25:50,890 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:25:50,890 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:25:50,898 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:25:50,899 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:25:50" (1/1) ... [2024-11-08 19:25:50,901 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31d196e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:50, skipping insertion in model container [2024-11-08 19:25:50,901 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:25:50" (1/1) ... [2024-11-08 19:25:50,954 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:25:51,382 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_454bbfbd-143e-43ca-b478-1f0614d31361/sv-benchmarks/c/heap-manipulation/tree-3.i[22626,22639] [2024-11-08 19:25:51,439 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:25:51,454 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:25:51,507 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_454bbfbd-143e-43ca-b478-1f0614d31361/sv-benchmarks/c/heap-manipulation/tree-3.i[22626,22639] [2024-11-08 19:25:51,533 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:25:51,586 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:25:51,586 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:51 WrapperNode [2024-11-08 19:25:51,586 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:25:51,588 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:25:51,588 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:25:51,588 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:25:51,597 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:51" (1/1) ... [2024-11-08 19:25:51,614 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:51" (1/1) ... [2024-11-08 19:25:51,651 INFO L138 Inliner]: procedures = 122, calls = 44, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 140 [2024-11-08 19:25:51,651 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:25:51,652 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:25:51,652 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:25:51,655 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:25:51,674 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:51" (1/1) ... [2024-11-08 19:25:51,674 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:51" (1/1) ... [2024-11-08 19:25:51,679 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:51" (1/1) ... [2024-11-08 19:25:51,679 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:51" (1/1) ... [2024-11-08 19:25:51,705 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:51" (1/1) ... [2024-11-08 19:25:51,710 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:51" (1/1) ... [2024-11-08 19:25:51,712 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:51" (1/1) ... [2024-11-08 19:25:51,714 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:51" (1/1) ... [2024-11-08 19:25:51,720 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:25:51,721 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:25:51,724 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:25:51,725 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:25:51,726 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:25:51" (1/1) ... [2024-11-08 19:25:51,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:25:51,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_454bbfbd-143e-43ca-b478-1f0614d31361/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:25:51,819 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_454bbfbd-143e-43ca-b478-1f0614d31361/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:25:51,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_454bbfbd-143e-43ca-b478-1f0614d31361/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:25:51,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 19:25:51,861 INFO L130 BoogieDeclarations]: Found specification of procedure fail [2024-11-08 19:25:51,861 INFO L138 BoogieDeclarations]: Found implementation of procedure fail [2024-11-08 19:25:51,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 19:25:51,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 19:25:51,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:25:51,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-08 19:25:51,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-08 19:25:51,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 19:25:51,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:25:51,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:25:51,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:25:51,998 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:25:52,001 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:25:52,425 INFO L? ?]: Removed 39 outVars from TransFormulas that were not future-live. [2024-11-08 19:25:52,425 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:25:52,591 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:25:52,592 INFO L316 CfgBuilder]: Removed 8 assume(true) statements. [2024-11-08 19:25:52,592 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:25:52 BoogieIcfgContainer [2024-11-08 19:25:52,594 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:25:52,595 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:25:52,595 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:25:52,607 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:25:52,607 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:25:52" (1/1) ... [2024-11-08 19:25:52,620 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:25:52,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:25:52,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 34 states and 56 transitions. [2024-11-08 19:25:52,726 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 56 transitions. [2024-11-08 19:25:52,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 19:25:52,729 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:25:52,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:25:52,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:52,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:25:53,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:25:53,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 33 states and 49 transitions. [2024-11-08 19:25:53,034 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2024-11-08 19:25:53,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 19:25:53,035 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:25:53,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:25:53,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:53,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:25:53,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:25:53,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 58 transitions. [2024-11-08 19:25:53,521 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2024-11-08 19:25:53,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 19:25:53,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:25:53,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:25:53,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:53,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:25:53,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:25:53,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 40 states and 59 transitions. [2024-11-08 19:25:53,913 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 59 transitions. [2024-11-08 19:25:53,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 19:25:53,914 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:25:53,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:25:53,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:54,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:25:54,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:25:54,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 41 states and 61 transitions. [2024-11-08 19:25:54,310 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 61 transitions. [2024-11-08 19:25:54,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 19:25:54,311 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:25:54,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:25:54,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:54,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:25:54,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:25:54,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 42 states and 66 transitions. [2024-11-08 19:25:54,673 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 66 transitions. [2024-11-08 19:25:54,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 19:25:54,674 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:25:54,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:25:54,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:55,044 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:25:56,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:25:56,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 48 states and 80 transitions. [2024-11-08 19:25:56,101 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 80 transitions. [2024-11-08 19:25:56,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 19:25:56,102 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:25:56,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:25:56,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:56,343 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:25:56,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:25:56,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 81 transitions. [2024-11-08 19:25:56,704 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 81 transitions. [2024-11-08 19:25:56,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 19:25:56,705 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:25:56,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:25:56,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:56,968 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 19:25:57,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:25:57,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 42 states and 63 transitions. [2024-11-08 19:25:57,547 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 63 transitions. [2024-11-08 19:25:57,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 19:25:57,548 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:25:57,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:25:57,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:25:59,799 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:26:01,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:26:01,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 54 states and 87 transitions. [2024-11-08 19:26:01,753 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 87 transitions. [2024-11-08 19:26:01,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 19:26:01,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:26:01,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:26:01,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:26:02,667 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:26:04,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:26:04,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 62 states and 101 transitions. [2024-11-08 19:26:04,776 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 101 transitions. [2024-11-08 19:26:04,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 19:26:04,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:26:04,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:26:04,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:26:04,867 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-08 19:26:05,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:26:05,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 62 states and 98 transitions. [2024-11-08 19:26:05,435 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 98 transitions. [2024-11-08 19:26:05,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 19:26:05,436 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:26:05,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:26:05,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:26:07,587 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:26:08,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:26:08,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 67 states and 107 transitions. [2024-11-08 19:26:08,755 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 107 transitions. [2024-11-08 19:26:08,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 19:26:08,756 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:26:08,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:26:08,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:26:10,337 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:26:11,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:26:11,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 68 states and 110 transitions. [2024-11-08 19:26:11,256 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 110 transitions. [2024-11-08 19:26:11,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 19:26:11,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:26:11,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:26:11,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:26:13,984 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:26:19,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:26:19,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 83 states and 136 transitions. [2024-11-08 19:26:19,194 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 136 transitions. [2024-11-08 19:26:19,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 19:26:19,195 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:26:19,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:26:19,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:26:22,542 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 19:26:28,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:26:28,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 93 states and 164 transitions. [2024-11-08 19:26:28,110 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 164 transitions. [2024-11-08 19:26:28,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 19:26:28,112 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:26:28,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:26:28,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:26:32,162 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:26:36,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:26:36,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 97 states and 185 transitions. [2024-11-08 19:26:36,216 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 185 transitions. [2024-11-08 19:26:36,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 19:26:36,217 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:26:36,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:26:36,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:26:40,716 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:26:44,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:26:44,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 101 states and 211 transitions. [2024-11-08 19:26:44,020 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 211 transitions. [2024-11-08 19:26:44,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 19:26:44,021 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:26:44,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:26:44,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:26:45,420 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:26:47,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:26:47,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 103 states and 223 transitions. [2024-11-08 19:26:47,046 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 223 transitions. [2024-11-08 19:26:47,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 19:26:47,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:26:47,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:26:47,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:26:51,201 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 5 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:26:54,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:26:54,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 110 states and 244 transitions. [2024-11-08 19:26:54,809 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 244 transitions. [2024-11-08 19:26:54,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 19:26:54,810 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:26:54,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:26:54,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:26:57,911 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:27:01,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:27:01,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 114 states and 261 transitions. [2024-11-08 19:27:01,915 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 261 transitions. [2024-11-08 19:27:01,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 19:27:01,915 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:27:01,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:27:02,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:10,854 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:27:17,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:27:17,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 120 states and 312 transitions. [2024-11-08 19:27:17,868 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 312 transitions. [2024-11-08 19:27:17,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 19:27:17,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:27:17,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:27:18,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:20,732 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:27:23,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:27:23,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 122 states and 317 transitions. [2024-11-08 19:27:23,504 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 317 transitions. [2024-11-08 19:27:23,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 19:27:23,504 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:27:23,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:27:24,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:30,906 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 7 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:27:36,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:27:36,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 129 states and 339 transitions. [2024-11-08 19:27:36,733 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 339 transitions. [2024-11-08 19:27:36,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 19:27:36,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:27:36,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:27:36,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:38,977 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:27:52,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:27:52,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 147 states and 385 transitions. [2024-11-08 19:27:52,394 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 385 transitions. [2024-11-08 19:27:52,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 19:27:52,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:27:52,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:27:52,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:53,234 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:27:54,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:27:54,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 148 states and 386 transitions. [2024-11-08 19:27:54,561 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 386 transitions. [2024-11-08 19:27:54,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 19:27:54,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:27:54,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:27:55,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:28:02,065 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:28:08,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:28:08,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 152 states and 403 transitions. [2024-11-08 19:28:08,685 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 403 transitions. [2024-11-08 19:28:08,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 19:28:08,686 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:28:08,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:28:09,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:28:17,468 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 14 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:28:21,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:28:21,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 154 states and 434 transitions. [2024-11-08 19:28:21,936 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 434 transitions. [2024-11-08 19:28:21,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 19:28:21,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:28:21,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:28:23,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:28:41,168 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 12 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:28:55,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:28:55,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 165 states and 515 transitions. [2024-11-08 19:28:55,805 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 515 transitions. [2024-11-08 19:28:55,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 19:28:55,806 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:28:55,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:28:56,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:29:03,088 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 19:29:06,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:29:06,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 167 states and 533 transitions. [2024-11-08 19:29:06,007 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 533 transitions. [2024-11-08 19:29:06,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-08 19:29:06,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:29:06,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:29:06,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:29:06,635 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:29:07,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:29:07,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 168 states and 534 transitions. [2024-11-08 19:29:07,738 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 534 transitions. [2024-11-08 19:29:07,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-08 19:29:07,739 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:29:07,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:29:07,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:29:09,179 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:29:14,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:29:14,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 172 states and 543 transitions. [2024-11-08 19:29:14,782 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 543 transitions. [2024-11-08 19:29:14,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 19:29:14,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:29:14,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:29:17,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:29:31,542 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 18 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:29:39,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:29:39,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 176 states and 570 transitions. [2024-11-08 19:29:39,812 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 570 transitions. [2024-11-08 19:29:39,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 19:29:39,813 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:29:39,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:29:44,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:30:00,031 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 9 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:30:21,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:30:21,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 187 states and 631 transitions. [2024-11-08 19:30:21,117 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 631 transitions. [2024-11-08 19:30:21,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 19:30:21,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:30:21,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:30:23,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:30:39,822 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 23 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-08 19:30:55,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:30:55,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 195 states and 729 transitions. [2024-11-08 19:30:55,920 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 729 transitions. [2024-11-08 19:30:55,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 19:30:55,921 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:30:55,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:30:57,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:31:32,564 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 25 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:31:38,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:31:38,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 197 states and 745 transitions. [2024-11-08 19:31:38,125 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 745 transitions. [2024-11-08 19:31:38,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 19:31:38,127 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:31:38,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:31:39,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:31:55,689 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 9 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:32:02,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:32:02,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 199 states and 758 transitions. [2024-11-08 19:32:02,412 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 758 transitions. [2024-11-08 19:32:02,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 19:32:02,414 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:32:02,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:32:02,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:32:09,195 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:32:39,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:32:39,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 218 states and 820 transitions. [2024-11-08 19:32:39,007 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 820 transitions. [2024-11-08 19:32:39,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 19:32:39,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:32:39,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:32:39,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:32:50,834 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:33:00,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:00,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 222 states and 845 transitions. [2024-11-08 19:33:00,621 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 845 transitions. [2024-11-08 19:33:00,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 19:33:00,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:00,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:01,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:13,716 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 14 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:33:24,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:24,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 226 states and 868 transitions. [2024-11-08 19:33:24,076 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 868 transitions. [2024-11-08 19:33:24,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 19:33:24,077 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:24,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:25,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:37,321 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 14 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:33:40,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:40,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 228 states and 878 transitions. [2024-11-08 19:33:40,728 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 878 transitions. [2024-11-08 19:33:40,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-08 19:33:40,729 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:40,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:43,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:34:10,185 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 16 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:34:19,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:34:19,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 228 states and 877 transitions. [2024-11-08 19:34:19,965 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 877 transitions. [2024-11-08 19:34:19,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-08 19:34:19,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:34:19,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:34:22,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:34:48,892 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 16 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:35:18,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:35:18,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 240 states and 928 transitions. [2024-11-08 19:35:18,553 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 928 transitions. [2024-11-08 19:35:18,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-08 19:35:18,554 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:35:18,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:35:19,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat