./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/forester-heap/dll-simple-white-blue-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da1c2204-76d2-48d3-b592-11819fa194a9/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da1c2204-76d2-48d3-b592-11819fa194a9/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da1c2204-76d2-48d3-b592-11819fa194a9/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da1c2204-76d2-48d3-b592-11819fa194a9/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/dll-simple-white-blue-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da1c2204-76d2-48d3-b592-11819fa194a9/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da1c2204-76d2-48d3-b592-11819fa194a9/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9d8386495cfc7d925686020c12a2509d702f4bf2aed1f5dea2d7da468cac3b6e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:31:00,274 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:31:00,276 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:31:00,313 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:31:00,314 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:31:00,315 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:31:00,317 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:31:00,320 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:31:00,323 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:31:00,324 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:31:00,334 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:31:00,336 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:31:00,336 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:31:00,338 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:31:00,340 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:31:00,342 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:31:00,344 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:31:00,345 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:31:00,348 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:31:00,351 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:31:00,354 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:31:00,358 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:31:00,365 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:31:00,367 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:31:00,372 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:31:00,376 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:31:00,376 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:31:00,379 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:31:00,380 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:31:00,381 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:31:00,383 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:31:00,384 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:31:00,386 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:31:00,388 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:31:00,390 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:31:00,390 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:31:00,391 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:31:00,391 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:31:00,391 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:31:00,392 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:31:00,393 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:31:00,394 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da1c2204-76d2-48d3-b592-11819fa194a9/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 01:31:00,447 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:31:00,448 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:31:00,449 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:31:00,450 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:31:00,450 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:31:00,450 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:31:00,451 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 01:31:00,451 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:31:00,451 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:31:00,451 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:31:00,453 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 01:31:00,453 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 01:31:00,453 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 01:31:00,454 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:31:00,454 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:31:00,454 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:31:00,455 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:31:00,455 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:31:00,455 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:31:00,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:31:00,456 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:31:00,456 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:31:00,456 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:31:00,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:31:00,457 INFO L138 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_da1c2204-76d2-48d3-b592-11819fa194a9/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da1c2204-76d2-48d3-b592-11819fa194a9/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9d8386495cfc7d925686020c12a2509d702f4bf2aed1f5dea2d7da468cac3b6e [2021-11-23 01:31:00,754 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:31:00,780 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:31:00,784 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:31:00,785 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:31:00,786 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:31:00,788 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da1c2204-76d2-48d3-b592-11819fa194a9/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/forester-heap/dll-simple-white-blue-2.i [2021-11-23 01:31:00,886 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da1c2204-76d2-48d3-b592-11819fa194a9/bin/ukojak-LBtLqBUTdQ/data/81d7ce7ba/22fa314e882a4f90abce34bb4693176a/FLAGf09a6a632 [2021-11-23 01:31:01,510 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:31:01,511 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da1c2204-76d2-48d3-b592-11819fa194a9/sv-benchmarks/c/forester-heap/dll-simple-white-blue-2.i [2021-11-23 01:31:01,537 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da1c2204-76d2-48d3-b592-11819fa194a9/bin/ukojak-LBtLqBUTdQ/data/81d7ce7ba/22fa314e882a4f90abce34bb4693176a/FLAGf09a6a632 [2021-11-23 01:31:01,758 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da1c2204-76d2-48d3-b592-11819fa194a9/bin/ukojak-LBtLqBUTdQ/data/81d7ce7ba/22fa314e882a4f90abce34bb4693176a [2021-11-23 01:31:01,760 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:31:01,762 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:31:01,774 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:31:01,775 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:31:01,778 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:31:01,779 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:31:01" (1/1) ... [2021-11-23 01:31:01,781 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ec51065 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:01, skipping insertion in model container [2021-11-23 01:31:01,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:31:01" (1/1) ... [2021-11-23 01:31:01,790 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:31:01,842 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:31:02,295 WARN L230 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_da1c2204-76d2-48d3-b592-11819fa194a9/sv-benchmarks/c/forester-heap/dll-simple-white-blue-2.i[22778,22791] [2021-11-23 01:31:02,314 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:31:02,329 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:31:02,410 WARN L230 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_da1c2204-76d2-48d3-b592-11819fa194a9/sv-benchmarks/c/forester-heap/dll-simple-white-blue-2.i[22778,22791] [2021-11-23 01:31:02,415 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:31:02,460 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:31:02,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:02 WrapperNode [2021-11-23 01:31:02,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:31:02,463 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:31:02,464 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:31:02,464 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:31:02,474 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:02" (1/1) ... [2021-11-23 01:31:02,518 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:02" (1/1) ... [2021-11-23 01:31:02,561 INFO L137 Inliner]: procedures = 119, calls = 38, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 121 [2021-11-23 01:31:02,562 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:31:02,565 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:31:02,565 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:31:02,566 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:31:02,577 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:02" (1/1) ... [2021-11-23 01:31:02,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:02" (1/1) ... [2021-11-23 01:31:02,591 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:02" (1/1) ... [2021-11-23 01:31:02,592 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:02" (1/1) ... [2021-11-23 01:31:02,613 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:02" (1/1) ... [2021-11-23 01:31:02,627 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:02" (1/1) ... [2021-11-23 01:31:02,636 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:02" (1/1) ... [2021-11-23 01:31:02,645 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:31:02,653 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:31:02,653 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:31:02,654 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:31:02,655 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:31:02" (1/1) ... [2021-11-23 01:31:02,664 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:31:02,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da1c2204-76d2-48d3-b592-11819fa194a9/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:31:02,703 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da1c2204-76d2-48d3-b592-11819fa194a9/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:31:02,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da1c2204-76d2-48d3-b592-11819fa194a9/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:31:02,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:31:02,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:31:02,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:31:02,778 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:31:02,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:31:02,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:31:02,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:31:02,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:31:02,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:31:02,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:31:02,963 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:31:02,972 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:31:03,499 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:31:03,579 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:31:03,579 INFO L301 CfgBuilder]: Removed 8 assume(true) statements. [2021-11-23 01:31:03,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:31:03 BoogieIcfgContainer [2021-11-23 01:31:03,583 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:31:03,584 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:31:03,584 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:31:03,594 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:31:03,595 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:31:03" (1/1) ... [2021-11-23 01:31:03,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:31:03,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:03,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 106 states and 119 transitions. [2021-11-23 01:31:03,717 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 119 transitions. [2021-11-23 01:31:03,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-23 01:31:03,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:03,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:03,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:03,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:03,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:03,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 105 states and 118 transitions. [2021-11-23 01:31:03,963 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 118 transitions. [2021-11-23 01:31:03,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-23 01:31:03,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:03,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:03,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:04,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:04,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:04,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 104 states and 117 transitions. [2021-11-23 01:31:04,095 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 117 transitions. [2021-11-23 01:31:04,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 01:31:04,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:04,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:04,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:04,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:04,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:04,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 103 states and 116 transitions. [2021-11-23 01:31:04,162 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 116 transitions. [2021-11-23 01:31:04,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 01:31:04,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:04,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:04,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:04,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:04,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:04,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 102 states and 115 transitions. [2021-11-23 01:31:04,264 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 115 transitions. [2021-11-23 01:31:04,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:31:04,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:04,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:04,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:04,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:04,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:04,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 101 states and 114 transitions. [2021-11-23 01:31:04,337 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 114 transitions. [2021-11-23 01:31:04,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:31:04,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:04,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:04,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:04,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:04,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:04,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 100 states and 113 transitions. [2021-11-23 01:31:04,434 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 113 transitions. [2021-11-23 01:31:04,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:31:04,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:04,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:04,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:04,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:04,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:04,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 99 states and 111 transitions. [2021-11-23 01:31:04,567 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 111 transitions. [2021-11-23 01:31:04,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:31:04,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:04,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:04,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:04,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:04,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:04,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 102 states and 116 transitions. [2021-11-23 01:31:04,826 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 116 transitions. [2021-11-23 01:31:04,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:31:04,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:04,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:04,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:04,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:04,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:04,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 101 states and 115 transitions. [2021-11-23 01:31:04,923 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 115 transitions. [2021-11-23 01:31:04,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:31:04,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:04,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:04,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:05,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:05,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:05,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 102 states and 117 transitions. [2021-11-23 01:31:05,243 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 117 transitions. [2021-11-23 01:31:05,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:31:05,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:05,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:05,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:05,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:05,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:05,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 101 states and 116 transitions. [2021-11-23 01:31:05,312 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 116 transitions. [2021-11-23 01:31:05,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:31:05,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:05,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:05,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:05,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:05,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:05,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 100 states and 115 transitions. [2021-11-23 01:31:05,389 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 115 transitions. [2021-11-23 01:31:05,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:31:05,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:05,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:05,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:05,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:05,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:05,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 105 states and 124 transitions. [2021-11-23 01:31:05,556 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 124 transitions. [2021-11-23 01:31:05,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:31:05,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:05,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:05,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:05,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:05,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:05,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 110 states and 134 transitions. [2021-11-23 01:31:05,768 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 134 transitions. [2021-11-23 01:31:05,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:31:05,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:05,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:05,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:05,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:06,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:06,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 112 states and 139 transitions. [2021-11-23 01:31:06,410 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 139 transitions. [2021-11-23 01:31:06,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:31:06,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:06,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:06,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:06,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:07,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:07,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 114 states and 142 transitions. [2021-11-23 01:31:07,338 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 142 transitions. [2021-11-23 01:31:07,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:31:07,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:07,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:07,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:07,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:07,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:07,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 113 states and 141 transitions. [2021-11-23 01:31:07,383 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 141 transitions. [2021-11-23 01:31:07,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:31:07,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:07,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:07,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:07,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:07,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:07,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 112 states and 140 transitions. [2021-11-23 01:31:07,737 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 140 transitions. [2021-11-23 01:31:07,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:31:07,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:07,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:07,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:07,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:07,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:07,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 113 states and 142 transitions. [2021-11-23 01:31:07,963 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 142 transitions. [2021-11-23 01:31:07,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:31:07,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:07,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:07,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:07,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:08,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:08,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 115 states and 145 transitions. [2021-11-23 01:31:08,255 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 145 transitions. [2021-11-23 01:31:08,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:31:08,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:08,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:08,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:08,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:08,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:08,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 114 states and 144 transitions. [2021-11-23 01:31:08,289 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 144 transitions. [2021-11-23 01:31:08,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:31:08,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:08,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:08,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:08,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:08,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:08,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 113 states and 143 transitions. [2021-11-23 01:31:08,335 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 143 transitions. [2021-11-23 01:31:08,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:31:08,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:08,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:08,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:08,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:08,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:08,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 114 states and 145 transitions. [2021-11-23 01:31:08,373 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 145 transitions. [2021-11-23 01:31:08,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:31:08,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:08,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:08,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:08,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:08,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:08,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 116 states and 150 transitions. [2021-11-23 01:31:08,412 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 150 transitions. [2021-11-23 01:31:08,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:31:08,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:08,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:08,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:08,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:09,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:09,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 118 states and 154 transitions. [2021-11-23 01:31:09,929 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 154 transitions. [2021-11-23 01:31:09,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:31:09,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:09,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:09,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:10,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:11,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:11,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 120 states and 158 transitions. [2021-11-23 01:31:11,069 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 158 transitions. [2021-11-23 01:31:11,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:31:11,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:11,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:11,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:11,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:11,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:11,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 119 states and 157 transitions. [2021-11-23 01:31:11,110 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 157 transitions. [2021-11-23 01:31:11,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:31:11,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:11,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:11,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:11,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:11,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:11,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 122 states and 162 transitions. [2021-11-23 01:31:11,342 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 162 transitions. [2021-11-23 01:31:11,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:31:11,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:11,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:11,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:11,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:11,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:11,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 120 states and 159 transitions. [2021-11-23 01:31:11,374 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 159 transitions. [2021-11-23 01:31:11,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:31:11,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:11,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:11,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:11,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:11,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:11,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 121 states and 160 transitions. [2021-11-23 01:31:11,444 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 160 transitions. [2021-11-23 01:31:11,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:31:11,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:11,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:11,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:11,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:11,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:11,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 120 states and 159 transitions. [2021-11-23 01:31:11,491 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 159 transitions. [2021-11-23 01:31:11,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:31:11,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:11,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:11,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:11,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:11,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:11,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 121 states and 162 transitions. [2021-11-23 01:31:11,542 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 162 transitions. [2021-11-23 01:31:11,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:31:11,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:11,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:11,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:11,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:11,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:11,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 120 states and 161 transitions. [2021-11-23 01:31:11,606 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 161 transitions. [2021-11-23 01:31:11,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:31:11,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:11,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:11,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:11,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:12,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:12,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 121 states and 163 transitions. [2021-11-23 01:31:12,360 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 163 transitions. [2021-11-23 01:31:12,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:31:12,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:12,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:12,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:12,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:12,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:12,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 123 states and 167 transitions. [2021-11-23 01:31:12,410 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 167 transitions. [2021-11-23 01:31:12,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:31:12,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:12,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:12,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:12,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:12,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:12,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 125 states and 172 transitions. [2021-11-23 01:31:12,686 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 172 transitions. [2021-11-23 01:31:12,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:31:12,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:12,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:12,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:12,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:12,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:12,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 124 states and 171 transitions. [2021-11-23 01:31:12,715 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 171 transitions. [2021-11-23 01:31:12,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:31:12,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:12,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:12,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:12,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:12,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:12,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 125 states and 172 transitions. [2021-11-23 01:31:12,773 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 172 transitions. [2021-11-23 01:31:12,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:31:12,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:12,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:12,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:13,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:15,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 131 states and 183 transitions. [2021-11-23 01:31:15,012 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 183 transitions. [2021-11-23 01:31:15,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:31:15,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:15,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 130 states and 182 transitions. [2021-11-23 01:31:15,050 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 182 transitions. [2021-11-23 01:31:15,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:31:15,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:15,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 131 states and 184 transitions. [2021-11-23 01:31:15,090 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 184 transitions. [2021-11-23 01:31:15,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:15,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:15,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 130 states and 183 transitions. [2021-11-23 01:31:15,125 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 183 transitions. [2021-11-23 01:31:15,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:15,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:15,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 132 states and 189 transitions. [2021-11-23 01:31:15,176 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 189 transitions. [2021-11-23 01:31:15,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:15,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:15,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 131 states and 188 transitions. [2021-11-23 01:31:15,205 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 188 transitions. [2021-11-23 01:31:15,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:15,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:15,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:15,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 132 states and 189 transitions. [2021-11-23 01:31:15,244 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 189 transitions. [2021-11-23 01:31:15,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:31:15,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:15,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:15,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:15,572 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:16,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:16,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 135 states and 200 transitions. [2021-11-23 01:31:16,214 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 200 transitions. [2021-11-23 01:31:16,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:31:16,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:16,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:16,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:16,518 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:17,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:17,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 142 states and 213 transitions. [2021-11-23 01:31:17,661 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 213 transitions. [2021-11-23 01:31:17,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:31:17,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:17,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:17,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:17,978 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:19,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:19,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 149 states and 226 transitions. [2021-11-23 01:31:19,777 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 226 transitions. [2021-11-23 01:31:19,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:31:19,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:19,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:19,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:20,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:21,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:21,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 154 states and 233 transitions. [2021-11-23 01:31:21,368 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 233 transitions. [2021-11-23 01:31:21,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:31:21,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:21,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:21,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:21,588 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:22,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 153 states and 232 transitions. [2021-11-23 01:31:22,040 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 232 transitions. [2021-11-23 01:31:22,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:31:22,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:22,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:22,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:22,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 156 states and 238 transitions. [2021-11-23 01:31:22,167 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 238 transitions. [2021-11-23 01:31:22,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:31:22,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:22,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:22,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:22,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 159 states and 244 transitions. [2021-11-23 01:31:22,294 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 244 transitions. [2021-11-23 01:31:22,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:31:22,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:22,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:22,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:25,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:25,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 168 states and 262 transitions. [2021-11-23 01:31:25,634 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 262 transitions. [2021-11-23 01:31:25,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:31:25,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:25,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:25,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:25,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:26,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:26,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 169 states and 264 transitions. [2021-11-23 01:31:26,516 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 264 transitions. [2021-11-23 01:31:26,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:31:26,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:26,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:26,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:26,927 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:31,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:31,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 182 states and 293 transitions. [2021-11-23 01:31:31,671 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 293 transitions. [2021-11-23 01:31:31,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:31:31,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:31,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:31,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:31,750 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:32,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:32,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 184 states and 297 transitions. [2021-11-23 01:31:32,199 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 297 transitions. [2021-11-23 01:31:32,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:31:32,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:32,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:32,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:32,224 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:33,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:33,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 188 states and 305 transitions. [2021-11-23 01:31:33,711 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 305 transitions. [2021-11-23 01:31:33,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:31:33,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:33,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:33,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:33,748 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:31:34,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:34,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 189 states and 305 transitions. [2021-11-23 01:31:34,731 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 305 transitions. [2021-11-23 01:31:34,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:31:34,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:34,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:34,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:34,756 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:31:35,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:35,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 190 states and 305 transitions. [2021-11-23 01:31:35,743 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 305 transitions. [2021-11-23 01:31:35,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:31:35,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:35,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:35,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:35,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:37,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:37,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 196 states and 322 transitions. [2021-11-23 01:31:37,020 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 322 transitions. [2021-11-23 01:31:37,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:31:37,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:37,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:37,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:37,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:38,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:38,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 202 states and 339 transitions. [2021-11-23 01:31:38,212 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 339 transitions. [2021-11-23 01:31:38,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:31:38,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:38,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:38,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:38,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:42,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:42,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 209 states and 356 transitions. [2021-11-23 01:31:42,896 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 356 transitions. [2021-11-23 01:31:42,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:31:42,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:42,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:42,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:42,920 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:43,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:43,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 210 states and 357 transitions. [2021-11-23 01:31:43,459 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 357 transitions. [2021-11-23 01:31:43,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:31:43,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:43,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:43,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:44,632 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:31:49,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:49,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 214 states and 366 transitions. [2021-11-23 01:31:49,315 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 366 transitions. [2021-11-23 01:31:49,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:31:49,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:49,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:49,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:49,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:49,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:49,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 215 states and 367 transitions. [2021-11-23 01:31:49,883 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 367 transitions. [2021-11-23 01:31:49,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:31:49,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:49,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:49,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:51,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:02,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:02,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 228 states and 396 transitions. [2021-11-23 01:32:02,073 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 396 transitions. [2021-11-23 01:32:02,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:32:02,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:02,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:02,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:02,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:02,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:02,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 229 states and 398 transitions. [2021-11-23 01:32:02,630 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 398 transitions. [2021-11-23 01:32:02,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:32:02,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:02,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:02,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:02,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:03,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:03,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 231 states and 408 transitions. [2021-11-23 01:32:03,797 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 408 transitions. [2021-11-23 01:32:03,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:32:03,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:03,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:03,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:03,902 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:05,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:05,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 210 states and 362 transitions. [2021-11-23 01:32:05,525 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 362 transitions. [2021-11-23 01:32:05,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:32:05,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:05,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:05,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:05,619 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:06,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:06,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 207 states and 359 transitions. [2021-11-23 01:32:06,611 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 359 transitions. [2021-11-23 01:32:06,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:32:06,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:06,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:06,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:07,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:18,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:18,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 216 states and 381 transitions. [2021-11-23 01:32:18,113 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 381 transitions. [2021-11-23 01:32:18,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:32:18,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:18,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:18,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:18,873 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:23,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:23,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 220 states and 397 transitions. [2021-11-23 01:32:23,156 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 397 transitions. [2021-11-23 01:32:23,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:32:23,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:23,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:23,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:23,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:25,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:25,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 222 states and 402 transitions. [2021-11-23 01:32:25,422 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 402 transitions. [2021-11-23 01:32:25,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:32:25,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:25,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:25,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:25,866 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:28,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:28,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 225 states and 408 transitions. [2021-11-23 01:32:28,699 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 408 transitions. [2021-11-23 01:32:28,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:32:28,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:28,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:28,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:29,290 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:29,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:29,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 226 states and 409 transitions. [2021-11-23 01:32:29,819 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 409 transitions. [2021-11-23 01:32:29,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:29,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:29,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:29,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:29,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:32,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:32,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 229 states and 416 transitions. [2021-11-23 01:32:32,086 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 416 transitions. [2021-11-23 01:32:32,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:32,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:32,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:32,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:35,072 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:51,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:51,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 241 states and 453 transitions. [2021-11-23 01:32:51,444 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 453 transitions. [2021-11-23 01:32:51,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:51,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:51,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:51,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:52,390 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:53,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:53,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 242 states and 456 transitions. [2021-11-23 01:32:53,298 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 456 transitions. [2021-11-23 01:32:53,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:32:53,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:53,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:53,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:54,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:01,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:01,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 247 states and 474 transitions. [2021-11-23 01:33:01,441 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 474 transitions. [2021-11-23 01:33:01,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:33:01,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:01,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:01,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:01,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:05,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:05,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 251 states and 482 transitions. [2021-11-23 01:33:05,922 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 482 transitions. [2021-11-23 01:33:05,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:33:05,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:05,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:05,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:06,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:08,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:08,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 253 states and 493 transitions. [2021-11-23 01:33:08,480 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 493 transitions. [2021-11-23 01:33:08,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:33:08,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:08,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:08,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:11,241 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:23,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:23,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 263 states and 525 transitions. [2021-11-23 01:33:23,787 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 525 transitions. [2021-11-23 01:33:23,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:33:23,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:23,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:23,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:25,964 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:36,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:36,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 273 states and 556 transitions. [2021-11-23 01:33:36,238 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 556 transitions. [2021-11-23 01:33:36,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:33:36,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:36,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:36,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:38,123 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:47,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:47,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 282 states and 567 transitions. [2021-11-23 01:33:47,064 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 567 transitions. [2021-11-23 01:33:47,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:33:47,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:47,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:47,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:47,145 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:48,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:48,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 284 states and 572 transitions. [2021-11-23 01:33:48,805 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 572 transitions. [2021-11-23 01:33:48,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:33:48,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:48,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:48,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:48,918 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:50,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:50,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 286 states and 575 transitions. [2021-11-23 01:33:50,457 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 575 transitions. [2021-11-23 01:33:50,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:33:50,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:50,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:50,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:50,488 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:33:55,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:55,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 290 states and 587 transitions. [2021-11-23 01:33:55,204 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 587 transitions. [2021-11-23 01:33:55,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:33:55,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:55,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:55,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:55,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:33:59,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:59,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 294 states and 596 transitions. [2021-11-23 01:33:59,755 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 596 transitions. [2021-11-23 01:33:59,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:33:59,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:59,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:59,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:59,781 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:34:03,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:03,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 297 states and 600 transitions. [2021-11-23 01:34:03,873 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 600 transitions. [2021-11-23 01:34:03,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:34:03,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:03,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:03,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:03,899 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:34:05,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:05,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 298 states and 604 transitions. [2021-11-23 01:34:05,009 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 604 transitions. [2021-11-23 01:34:05,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:34:05,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:05,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:05,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:05,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:34:06,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:06,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 299 states and 607 transitions. [2021-11-23 01:34:06,078 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 607 transitions. [2021-11-23 01:34:06,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:34:06,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:06,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:06,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:06,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:10,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:10,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 305 states and 630 transitions. [2021-11-23 01:34:10,809 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 630 transitions. [2021-11-23 01:34:10,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:34:10,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:10,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:10,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:10,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:14,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:14,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 309 states and 647 transitions. [2021-11-23 01:34:14,805 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 647 transitions. [2021-11-23 01:34:14,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:34:14,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:14,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:14,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:14,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:18,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:18,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 312 states and 654 transitions. [2021-11-23 01:34:18,459 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 654 transitions. [2021-11-23 01:34:18,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:34:18,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:18,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:18,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:18,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:37,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:37,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 328 states and 690 transitions. [2021-11-23 01:34:37,462 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 690 transitions. [2021-11-23 01:34:37,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:34:37,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:37,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:37,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:37,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:38,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:38,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 329 states and 694 transitions. [2021-11-23 01:34:38,657 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 694 transitions. [2021-11-23 01:34:38,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:34:38,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:38,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:38,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:38,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:43,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:43,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 332 states and 702 transitions. [2021-11-23 01:34:43,131 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 702 transitions. [2021-11-23 01:34:43,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:34:43,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:43,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:43,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:43,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:45,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:45,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 334 states and 706 transitions. [2021-11-23 01:34:45,829 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 706 transitions. [2021-11-23 01:34:45,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:34:45,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:45,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:45,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:45,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:47,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:47,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 335 states and 708 transitions. [2021-11-23 01:34:47,174 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 708 transitions. [2021-11-23 01:34:47,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:34:47,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:47,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:47,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:47,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:48,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:48,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 336 states and 710 transitions. [2021-11-23 01:34:48,719 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 710 transitions. [2021-11-23 01:34:48,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:34:48,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:48,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:48,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:48,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:49,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:49,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 337 states and 711 transitions. [2021-11-23 01:34:49,928 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 711 transitions. [2021-11-23 01:34:49,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:34:49,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:49,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:49,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:50,610 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:07,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:07,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 347 states and 738 transitions. [2021-11-23 01:35:07,911 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 738 transitions. [2021-11-23 01:35:07,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:35:07,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:07,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:07,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:09,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:26,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:26,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 355 states and 751 transitions. [2021-11-23 01:35:26,203 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 751 transitions. [2021-11-23 01:35:26,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:35:26,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:26,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:26,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:27,335 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:29,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:29,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 356 states and 754 transitions. [2021-11-23 01:35:29,069 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 754 transitions. [2021-11-23 01:35:29,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:35:29,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:29,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:29,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:32,988 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:56,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:56,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 369 states and 786 transitions. [2021-11-23 01:35:56,121 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 786 transitions. [2021-11-23 01:35:56,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:35:56,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:56,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:56,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:56,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:57,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:57,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 369 states and 785 transitions. [2021-11-23 01:35:57,846 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 785 transitions. [2021-11-23 01:35:57,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:35:57,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:57,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:57,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:57,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:36:04,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:04,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 373 states and 796 transitions. [2021-11-23 01:36:04,104 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 796 transitions. [2021-11-23 01:36:04,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:36:04,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:04,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:04,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:04,126 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:36:05,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:05,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 374 states and 800 transitions. [2021-11-23 01:36:05,539 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 800 transitions. [2021-11-23 01:36:05,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:36:05,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:05,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:05,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:05,577 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:36:07,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:07,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 375 states and 803 transitions. [2021-11-23 01:36:07,484 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 803 transitions. [2021-11-23 01:36:07,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:36:07,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:07,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:07,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:07,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:35,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:35,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 393 states and 849 transitions. [2021-11-23 01:36:35,179 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 849 transitions. [2021-11-23 01:36:35,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:36:35,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:35,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:35,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:35,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:38,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:38,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 395 states and 855 transitions. [2021-11-23 01:36:38,981 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 855 transitions. [2021-11-23 01:36:38,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:36:38,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:38,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:38,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:40,093 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:36:42,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:42,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 396 states and 858 transitions. [2021-11-23 01:36:42,126 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 858 transitions. [2021-11-23 01:36:42,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:36:42,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:42,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:42,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:42,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:43,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:43,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 396 states and 857 transitions. [2021-11-23 01:36:43,764 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 857 transitions. [2021-11-23 01:36:43,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:36:43,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:43,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:43,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:44,538 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:53,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:53,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 402 states and 867 transitions. [2021-11-23 01:36:53,391 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 867 transitions. [2021-11-23 01:36:53,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:36:53,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:53,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:53,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:53,435 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:37:02,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:02,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 406 states and 873 transitions. [2021-11-23 01:37:02,164 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 873 transitions. [2021-11-23 01:37:02,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:37:02,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:02,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:02,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:02,239 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:11,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:11,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 410 states and 878 transitions. [2021-11-23 01:37:11,341 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 878 transitions. [2021-11-23 01:37:11,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:37:11,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:11,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:11,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:17,719 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:34,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:34,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 416 states and 887 transitions. [2021-11-23 01:37:34,316 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 887 transitions. [2021-11-23 01:37:34,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:37:34,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:34,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:34,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:38,219 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:01,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:01,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 426 states and 913 transitions. [2021-11-23 01:38:01,212 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 913 transitions. [2021-11-23 01:38:01,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:38:01,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:01,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:01,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:01,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:38:05,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:05,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 426 states and 910 transitions. [2021-11-23 01:38:05,343 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 910 transitions. [2021-11-23 01:38:05,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:38:05,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:05,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:05,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:05,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:38:09,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:09,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 427 states and 912 transitions. [2021-11-23 01:38:09,153 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 912 transitions. [2021-11-23 01:38:09,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:38:09,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:09,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:09,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:09,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:38:14,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:14,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 430 states and 916 transitions. [2021-11-23 01:38:14,569 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 916 transitions. [2021-11-23 01:38:14,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:14,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:14,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:14,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:18,505 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:39,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:39,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 439 states and 946 transitions. [2021-11-23 01:38:39,952 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 946 transitions. [2021-11-23 01:38:39,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:39,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:39,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:39,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:40,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:45,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:45,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 441 states and 951 transitions. [2021-11-23 01:38:45,702 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 951 transitions. [2021-11-23 01:38:45,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:38:45,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:45,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:45,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:51,420 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:10,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:10,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 447 states and 969 transitions. [2021-11-23 01:39:10,492 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 969 transitions. [2021-11-23 01:39:10,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:10,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:10,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:10,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:11,423 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:12,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:12,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 448 states and 974 transitions. [2021-11-23 01:39:12,938 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 974 transitions. [2021-11-23 01:39:12,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:12,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:12,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:12,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:13,434 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:15,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:15,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 449 states and 978 transitions. [2021-11-23 01:39:15,706 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 978 transitions. [2021-11-23 01:39:15,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:15,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:15,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:15,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:16,436 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:18,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:18,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 450 states and 982 transitions. [2021-11-23 01:39:18,675 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 982 transitions. [2021-11-23 01:39:18,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:18,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:18,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:18,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:18,865 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:20,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:20,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 451 states and 986 transitions. [2021-11-23 01:39:20,693 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 986 transitions. [2021-11-23 01:39:20,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:20,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:20,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:20,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:21,364 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:23,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:23,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 452 states and 991 transitions. [2021-11-23 01:39:23,490 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 991 transitions. [2021-11-23 01:39:23,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:23,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:23,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:23,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:24,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:26,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:26,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 453 states and 995 transitions. [2021-11-23 01:39:26,402 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 995 transitions. [2021-11-23 01:39:26,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:26,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:26,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:26,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:26,570 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:29,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:29,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 454 states and 999 transitions. [2021-11-23 01:39:29,088 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 999 transitions. [2021-11-23 01:39:29,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:29,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:29,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:29,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:29,811 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:32,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:32,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 455 states and 1006 transitions. [2021-11-23 01:39:32,212 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 1006 transitions. [2021-11-23 01:39:32,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:32,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:32,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:32,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:32,377 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:35,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:35,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 456 states and 1012 transitions. [2021-11-23 01:39:35,295 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 1012 transitions. [2021-11-23 01:39:35,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:35,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:35,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:35,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:35,981 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:46,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:46,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 461 states and 1019 transitions. [2021-11-23 01:39:46,811 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 1019 transitions. [2021-11-23 01:39:46,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:46,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:46,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:46,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:46,995 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:49,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:49,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 462 states and 1023 transitions. [2021-11-23 01:39:49,386 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 1023 transitions. [2021-11-23 01:39:49,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:49,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:49,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:49,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:50,120 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:52,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:52,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 463 states and 1027 transitions. [2021-11-23 01:39:52,461 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 1027 transitions. [2021-11-23 01:39:52,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:52,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:52,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:52,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 01:39:52,476 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 01:39:52,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 01:39:52,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 01:39:52,688 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 01:39:52,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 01:39:52,780 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 137 iterations. [2021-11-23 01:39:52,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:39:52 ImpRootNode [2021-11-23 01:39:52,881 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 01:39:52,882 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 01:39:52,882 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 01:39:52,882 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 01:39:52,883 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:31:03" (3/4) ... [2021-11-23 01:39:52,886 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-23 01:39:52,887 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 01:39:52,888 INFO L158 Benchmark]: Toolchain (without parser) took 531125.19ms. Allocated memory was 88.1MB in the beginning and 4.0GB in the end (delta: 3.9GB). Free memory was 52.0MB in the beginning and 3.3GB in the end (delta: -3.3GB). Peak memory consumption was 619.1MB. Max. memory is 16.1GB. [2021-11-23 01:39:52,888 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 88.1MB. Free memory was 57.8MB in the beginning and 57.8MB in the end (delta: 26.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:39:52,889 INFO L158 Benchmark]: CACSL2BoogieTranslator took 687.45ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 51.7MB in the beginning and 75.7MB in the end (delta: -24.0MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2021-11-23 01:39:52,889 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.26ms. Allocated memory is still 107.0MB. Free memory was 75.7MB in the beginning and 73.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:39:52,890 INFO L158 Benchmark]: Boogie Preprocessor took 87.46ms. Allocated memory is still 107.0MB. Free memory was 73.4MB in the beginning and 71.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:39:52,891 INFO L158 Benchmark]: RCFGBuilder took 929.84ms. Allocated memory is still 107.0MB. Free memory was 71.8MB in the beginning and 73.9MB in the end (delta: -2.0MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2021-11-23 01:39:52,891 INFO L158 Benchmark]: CodeCheck took 529297.70ms. Allocated memory was 107.0MB in the beginning and 4.0GB in the end (delta: 3.9GB). Free memory was 73.9MB in the beginning and 3.3GB in the end (delta: -3.3GB). Peak memory consumption was 619.2MB. Max. memory is 16.1GB. [2021-11-23 01:39:52,892 INFO L158 Benchmark]: Witness Printer took 4.89ms. Allocated memory is still 4.0GB. Free memory was 3.3GB in the beginning and 3.3GB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:39:52,895 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 106 locations, 59 error locations. Started 1 CEGAR loops. OverallTime: 529.2s, OverallIterations: 137, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 40144 SdHoareTripleChecker+Valid, 297.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 35544 mSDsluCounter, 34688 SdHoareTripleChecker+Invalid, 256.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 30728 mSDsCounter, 50743 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 181365 IncrementalHoareTripleChecker+Invalid, 232108 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 50743 mSolverCounterUnsat, 3960 mSDtfsCounter, 181365 mSolverCounterSat, 3.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 23472 GetRequests, 21183 SyntacticMatches, 723 SemanticMatches, 1566 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1331529 ImplicationChecksByTransitivity, 514.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.4s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 61.5s InterpolantComputationTime, 2475 NumberOfCodeBlocks, 2475 NumberOfCodeBlocksAsserted, 137 NumberOfCheckSat, 2312 ConstructedInterpolants, 0 QuantifiedInterpolants, 17383 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 136 InterpolantComputations, 97 PerfectInterpolantSequences, 83/185 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 997]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 997. Possible FailurePath: [L1000] SLL* head = malloc(sizeof(SLL)); [L1001] head->next = ((void*)0) VAL [head={-2:0}] [L1002] head->prev = ((void*)0) VAL [head={-2:0}] [L1003] head->data = 0 [L1005] SLL* x = head; VAL [head={-2:0}, x={-2:0}] [L1008] COND FALSE !(__VERIFIER_nondet_int()) [L1019] COND FALSE !(__VERIFIER_nondet_int()) [L1029] x = head VAL [head={-2:0}, x={-2:0}] [L1030] EXPR x->next VAL [head={-2:0}, x={-2:0}, x->next={0:0}] [L1030] COND FALSE !(x->next != ((void*)0)) [L1037] EXPR x->next [L1037] SLL* y = x->next; [L1038] x->next = malloc(sizeof(SLL)) [L1039] x->data = 1 VAL [head={-2:0}, x={-2:0}, y={0:0}] [L1040] x->next = y VAL [head={-2:0}, x={-2:0}, y={0:0}] [L1041] COND FALSE !(y != ((void*)0)) VAL [head={-2:0}, x={-2:0}, y={0:0}] [L1049] x = head VAL [head={-2:0}, x={-2:0}, y={0:0}] [L1052] EXPR x->data VAL [head={-2:0}, x={-2:0}, x->data=1, y={0:0}] [L1052] COND FALSE !(x->data != 1) [L1058] EXPR x->next [L1058] x = x->next [L1059] COND FALSE !(\read(*x)) [L1067] x = head VAL [head={-2:0}, x={-2:0}, y={0:0}] [L1068] COND TRUE x != ((void*)0) [L1070] head = x VAL [head={-2:0}, x={-2:0}, y={0:0}] [L1071] EXPR x->next [L1071] x = x->next [L1072] free(head) VAL [head={-2:0}, x={0:0}, y={0:0}] [L1072] free(head) VAL [head={-2:0}, x={0:0}, y={0:0}] [L1072] free(head) [L1068] COND FALSE !(x != ((void*)0)) [L1075] return 0; VAL [\result=0, head={-2:0}, x={0:0}, y={0:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 88.1MB. Free memory was 57.8MB in the beginning and 57.8MB in the end (delta: 26.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 687.45ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 51.7MB in the beginning and 75.7MB in the end (delta: -24.0MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.26ms. Allocated memory is still 107.0MB. Free memory was 75.7MB in the beginning and 73.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 87.46ms. Allocated memory is still 107.0MB. Free memory was 73.4MB in the beginning and 71.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 929.84ms. Allocated memory is still 107.0MB. Free memory was 71.8MB in the beginning and 73.9MB in the end (delta: -2.0MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. * CodeCheck took 529297.70ms. Allocated memory was 107.0MB in the beginning and 4.0GB in the end (delta: 3.9GB). Free memory was 73.9MB in the beginning and 3.3GB in the end (delta: -3.3GB). Peak memory consumption was 619.2MB. Max. memory is 16.1GB. * Witness Printer took 4.89ms. Allocated memory is still 4.0GB. Free memory was 3.3GB in the beginning and 3.3GB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-11-23 01:39:53,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da1c2204-76d2-48d3-b592-11819fa194a9/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da1c2204-76d2-48d3-b592-11819fa194a9/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da1c2204-76d2-48d3-b592-11819fa194a9/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da1c2204-76d2-48d3-b592-11819fa194a9/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da1c2204-76d2-48d3-b592-11819fa194a9/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/dll-simple-white-blue-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da1c2204-76d2-48d3-b592-11819fa194a9/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da1c2204-76d2-48d3-b592-11819fa194a9/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9d8386495cfc7d925686020c12a2509d702f4bf2aed1f5dea2d7da468cac3b6e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:39:56,066 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:39:56,070 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:39:56,135 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:39:56,136 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:39:56,141 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:39:56,144 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:39:56,149 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:39:56,153 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:39:56,160 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:39:56,164 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:39:56,167 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:39:56,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:39:56,171 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:39:56,173 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:39:56,179 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:39:56,181 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:39:56,183 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:39:56,185 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:39:56,195 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:39:56,198 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:39:56,199 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:39:56,203 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:39:56,205 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:39:56,214 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:39:56,214 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:39:56,215 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:39:56,217 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:39:56,218 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:39:56,219 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:39:56,220 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:39:56,221 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:39:56,224 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:39:56,225 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:39:56,236 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:39:56,237 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:39:56,238 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:39:56,238 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:39:56,239 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:39:56,241 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:39:56,242 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:39:56,243 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da1c2204-76d2-48d3-b592-11819fa194a9/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-23 01:39:56,296 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:39:56,297 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:39:56,300 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:39:56,300 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:39:56,300 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:39:56,301 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:39:56,301 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 01:39:56,301 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:39:56,301 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:39:56,302 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:39:56,303 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 01:39:56,303 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 01:39:56,304 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 01:39:56,304 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:39:56,304 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:39:56,304 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:39:56,305 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:39:56,305 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:39:56,305 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:39:56,305 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:39:56,306 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:39:56,306 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:39:56,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:39:56,307 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:39:56,307 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:39:56,307 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:39:56,307 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:39:56,308 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 01:39:56,308 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:39:56,308 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_da1c2204-76d2-48d3-b592-11819fa194a9/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da1c2204-76d2-48d3-b592-11819fa194a9/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9d8386495cfc7d925686020c12a2509d702f4bf2aed1f5dea2d7da468cac3b6e [2021-11-23 01:39:56,854 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:39:56,878 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:39:56,881 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:39:56,883 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:39:56,884 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:39:56,886 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da1c2204-76d2-48d3-b592-11819fa194a9/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/forester-heap/dll-simple-white-blue-2.i [2021-11-23 01:39:56,961 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da1c2204-76d2-48d3-b592-11819fa194a9/bin/ukojak-LBtLqBUTdQ/data/bdeb4d161/e9220be6898949c5bdc11db20ada7e55/FLAGe957e22a3 [2021-11-23 01:39:57,704 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:39:57,705 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da1c2204-76d2-48d3-b592-11819fa194a9/sv-benchmarks/c/forester-heap/dll-simple-white-blue-2.i [2021-11-23 01:39:57,723 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da1c2204-76d2-48d3-b592-11819fa194a9/bin/ukojak-LBtLqBUTdQ/data/bdeb4d161/e9220be6898949c5bdc11db20ada7e55/FLAGe957e22a3 [2021-11-23 01:39:57,941 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da1c2204-76d2-48d3-b592-11819fa194a9/bin/ukojak-LBtLqBUTdQ/data/bdeb4d161/e9220be6898949c5bdc11db20ada7e55 [2021-11-23 01:39:57,944 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:39:57,946 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:39:57,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:39:57,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:39:57,952 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:39:57,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:39:57" (1/1) ... [2021-11-23 01:39:57,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29e63a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:57, skipping insertion in model container [2021-11-23 01:39:57,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:39:57" (1/1) ... [2021-11-23 01:39:57,966 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:39:58,045 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:39:58,479 WARN L230 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_da1c2204-76d2-48d3-b592-11819fa194a9/sv-benchmarks/c/forester-heap/dll-simple-white-blue-2.i[22778,22791] [2021-11-23 01:39:58,494 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:39:58,510 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:39:58,563 WARN L230 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_da1c2204-76d2-48d3-b592-11819fa194a9/sv-benchmarks/c/forester-heap/dll-simple-white-blue-2.i[22778,22791] [2021-11-23 01:39:58,566 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:39:58,612 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:39:58,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:58 WrapperNode [2021-11-23 01:39:58,621 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:39:58,625 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:39:58,625 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:39:58,626 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:39:58,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:58" (1/1) ... [2021-11-23 01:39:58,658 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:58" (1/1) ... [2021-11-23 01:39:58,690 INFO L137 Inliner]: procedures = 122, calls = 38, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 119 [2021-11-23 01:39:58,690 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:39:58,691 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:39:58,692 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:39:58,692 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:39:58,702 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:58" (1/1) ... [2021-11-23 01:39:58,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:58" (1/1) ... [2021-11-23 01:39:58,708 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:58" (1/1) ... [2021-11-23 01:39:58,709 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:58" (1/1) ... [2021-11-23 01:39:58,725 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:58" (1/1) ... [2021-11-23 01:39:58,732 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:58" (1/1) ... [2021-11-23 01:39:58,735 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:58" (1/1) ... [2021-11-23 01:39:58,740 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:39:58,741 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:39:58,741 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:39:58,741 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:39:58,742 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:58" (1/1) ... [2021-11-23 01:39:58,751 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:39:58,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da1c2204-76d2-48d3-b592-11819fa194a9/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:39:58,793 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da1c2204-76d2-48d3-b592-11819fa194a9/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:39:58,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da1c2204-76d2-48d3-b592-11819fa194a9/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:39:58,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 01:39:58,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:39:58,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:39:58,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:39:58,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:39:58,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:39:58,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 01:39:58,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 01:39:58,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:39:58,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:39:59,101 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:39:59,104 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:39:59,906 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:40:00,008 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:40:00,008 INFO L301 CfgBuilder]: Removed 8 assume(true) statements. [2021-11-23 01:40:00,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:40:00 BoogieIcfgContainer [2021-11-23 01:40:00,012 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:40:00,013 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:40:00,013 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:40:00,046 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:40:00,047 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:40:00" (1/1) ... [2021-11-23 01:40:00,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:40:00,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:00,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 104 states and 116 transitions. [2021-11-23 01:40:00,181 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 116 transitions. [2021-11-23 01:40:00,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-23 01:40:00,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:00,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:00,238 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 01:40:00,245 INFO L158 Benchmark]: Toolchain (without parser) took 2295.99ms. Allocated memory was 56.6MB in the beginning and 79.7MB in the end (delta: 23.1MB). Free memory was 32.7MB in the beginning and 53.8MB in the end (delta: -21.0MB). Peak memory consumption was 2.4MB. Max. memory is 16.1GB. [2021-11-23 01:40:00,247 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 56.6MB. Free memory was 36.3MB in the beginning and 36.3MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:40:00,249 INFO L158 Benchmark]: CACSL2BoogieTranslator took 675.66ms. Allocated memory is still 56.6MB. Free memory was 32.5MB in the beginning and 32.3MB in the end (delta: 218.9kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 01:40:00,250 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.11ms. Allocated memory is still 56.6MB. Free memory was 32.3MB in the beginning and 30.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:40:00,251 INFO L158 Benchmark]: Boogie Preprocessor took 48.51ms. Allocated memory is still 56.6MB. Free memory was 30.1MB in the beginning and 28.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:40:00,253 INFO L158 Benchmark]: RCFGBuilder took 1271.02ms. Allocated memory was 56.6MB in the beginning and 79.7MB in the end (delta: 23.1MB). Free memory was 28.1MB in the beginning and 39.0MB in the end (delta: -10.9MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2021-11-23 01:40:00,254 INFO L158 Benchmark]: CodeCheck took 228.29ms. Allocated memory is still 79.7MB. Free memory was 39.0MB in the beginning and 53.8MB in the end (delta: -14.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:40:00,267 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 56.6MB. Free memory was 36.3MB in the beginning and 36.3MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 675.66ms. Allocated memory is still 56.6MB. Free memory was 32.5MB in the beginning and 32.3MB in the end (delta: 218.9kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.11ms. Allocated memory is still 56.6MB. Free memory was 32.3MB in the beginning and 30.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.51ms. Allocated memory is still 56.6MB. Free memory was 30.1MB in the beginning and 28.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1271.02ms. Allocated memory was 56.6MB in the beginning and 79.7MB in the end (delta: 23.1MB). Free memory was 28.1MB in the beginning and 39.0MB in the end (delta: -10.9MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. * CodeCheck took 228.29ms. Allocated memory is still 79.7MB. Free memory was 39.0MB in the beginning and 53.8MB in the end (delta: -14.7MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:40:00,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da1c2204-76d2-48d3-b592-11819fa194a9/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared