./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e6e163-65f9-458f-b54a-e4b64e375f69/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e6e163-65f9-458f-b54a-e4b64e375f69/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_85e6e163-65f9-458f-b54a-e4b64e375f69/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e6e163-65f9-458f-b54a-e4b64e375f69/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e6e163-65f9-458f-b54a-e4b64e375f69/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e6e163-65f9-458f-b54a-e4b64e375f69/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5a6204b8fe11d129da43c7784d578168196f39a9dd912e242b1920607a0dfe2c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:10:09,584 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:10:09,587 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:10:09,615 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:10:09,616 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:10:09,617 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:10:09,619 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:10:09,622 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:10:09,624 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:10:09,625 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:10:09,626 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:10:09,627 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:10:09,628 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:10:09,629 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:10:09,630 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:10:09,632 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:10:09,633 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:10:09,634 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:10:09,636 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:10:09,638 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:10:09,640 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:10:09,641 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:10:09,648 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:10:09,650 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:10:09,658 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:10:09,659 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:10:09,659 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:10:09,663 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:10:09,664 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:10:09,665 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:10:09,665 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:10:09,666 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:10:09,667 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:10:09,668 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:10:09,669 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:10:09,669 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:10:09,670 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:10:09,671 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:10:09,671 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:10:09,672 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:10:09,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:10:09,677 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e6e163-65f9-458f-b54a-e4b64e375f69/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:10:09,722 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:10:09,722 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:10:09,724 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:10:09,724 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:10:09,724 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:10:09,725 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:10:09,725 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:10:09,725 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:10:09,731 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:10:09,731 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:10:09,732 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:10:09,733 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:10:09,733 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:10:09,733 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:10:09,733 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:10:09,733 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:10:09,734 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:10:09,734 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:10:09,734 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:10:09,734 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:10:09,734 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:10:09,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:10:09,735 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:10:09,735 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:10:09,735 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:10:09,735 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:10:09,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:10:09,736 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:10:09,736 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_85e6e163-65f9-458f-b54a-e4b64e375f69/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e6e163-65f9-458f-b54a-e4b64e375f69/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a6204b8fe11d129da43c7784d578168196f39a9dd912e242b1920607a0dfe2c [2021-11-22 23:10:10,046 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:10:10,064 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:10:10,067 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:10:10,068 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:10:10,069 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:10:10,070 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e6e163-65f9-458f-b54a-e4b64e375f69/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-22 23:10:10,133 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e6e163-65f9-458f-b54a-e4b64e375f69/bin/ukojak-LBtLqBUTdQ/data/2127b6049/abdb194c92e041f5963d1e442973ef7a/FLAG6dbac8d2f [2021-11-22 23:10:10,627 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:10:10,632 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e6e163-65f9-458f-b54a-e4b64e375f69/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-22 23:10:10,655 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e6e163-65f9-458f-b54a-e4b64e375f69/bin/ukojak-LBtLqBUTdQ/data/2127b6049/abdb194c92e041f5963d1e442973ef7a/FLAG6dbac8d2f [2021-11-22 23:10:10,961 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e6e163-65f9-458f-b54a-e4b64e375f69/bin/ukojak-LBtLqBUTdQ/data/2127b6049/abdb194c92e041f5963d1e442973ef7a [2021-11-22 23:10:10,964 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:10:10,966 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:10:10,970 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:10:10,971 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:10:10,975 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:10:10,975 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:10:10" (1/1) ... [2021-11-22 23:10:10,976 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dccea6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:10, skipping insertion in model container [2021-11-22 23:10:10,977 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:10:10" (1/1) ... [2021-11-22 23:10:10,984 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:10:11,037 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:10:11,277 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_85e6e163-65f9-458f-b54a-e4b64e375f69/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[4938,4951] [2021-11-22 23:10:11,299 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:10:11,312 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:10:11,358 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_85e6e163-65f9-458f-b54a-e4b64e375f69/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[4938,4951] [2021-11-22 23:10:11,380 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:10:11,410 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:10:11,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:11 WrapperNode [2021-11-22 23:10:11,410 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:10:11,411 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:10:11,412 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:10:11,412 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:10:11,419 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:11" (1/1) ... [2021-11-22 23:10:11,430 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:11" (1/1) ... [2021-11-22 23:10:11,460 INFO L137 Inliner]: procedures = 24, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 338 [2021-11-22 23:10:11,461 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:10:11,462 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:10:11,462 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:10:11,462 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:10:11,470 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:11" (1/1) ... [2021-11-22 23:10:11,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:11" (1/1) ... [2021-11-22 23:10:11,474 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:11" (1/1) ... [2021-11-22 23:10:11,489 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:11" (1/1) ... [2021-11-22 23:10:11,498 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:11" (1/1) ... [2021-11-22 23:10:11,510 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:11" (1/1) ... [2021-11-22 23:10:11,512 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:11" (1/1) ... [2021-11-22 23:10:11,515 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:10:11,516 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:10:11,516 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:10:11,516 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:10:11,528 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:11" (1/1) ... [2021-11-22 23:10:11,533 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:10:11,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e6e163-65f9-458f-b54a-e4b64e375f69/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:10:11,554 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e6e163-65f9-458f-b54a-e4b64e375f69/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:10:11,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85e6e163-65f9-458f-b54a-e4b64e375f69/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:10:11,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:10:11,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:10:11,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:10:11,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:10:11,712 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:10:11,714 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:10:12,121 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:10:12,266 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:10:12,266 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-22 23:10:12,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:10:12 BoogieIcfgContainer [2021-11-22 23:10:12,269 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:10:12,270 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:10:12,270 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:10:12,281 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:10:12,282 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:10:12" (1/1) ... [2021-11-22 23:10:12,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:10:12,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:12,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 60 states and 99 transitions. [2021-11-22 23:10:12,409 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 99 transitions. [2021-11-22 23:10:12,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 23:10:12,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:12,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:12,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:12,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:12,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:12,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 62 states and 100 transitions. [2021-11-22 23:10:12,824 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 100 transitions. [2021-11-22 23:10:12,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-22 23:10:12,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:12,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:12,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:12,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:13,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:13,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 69 states and 111 transitions. [2021-11-22 23:10:13,116 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 111 transitions. [2021-11-22 23:10:13,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-22 23:10:13,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:13,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:13,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:13,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:13,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:13,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 70 states and 111 transitions. [2021-11-22 23:10:13,256 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 111 transitions. [2021-11-22 23:10:13,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-22 23:10:13,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:13,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:13,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:13,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:13,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:13,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 82 states and 131 transitions. [2021-11-22 23:10:13,557 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 131 transitions. [2021-11-22 23:10:13,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-22 23:10:13,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:13,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:13,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:13,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:13,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:13,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 83 states and 131 transitions. [2021-11-22 23:10:13,619 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 131 transitions. [2021-11-22 23:10:13,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-22 23:10:13,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:13,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:13,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:13,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:13,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:13,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 84 states and 131 transitions. [2021-11-22 23:10:13,676 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 131 transitions. [2021-11-22 23:10:13,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:10:13,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:13,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:13,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:13,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:14,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:14,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 101 states and 160 transitions. [2021-11-22 23:10:14,105 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 160 transitions. [2021-11-22 23:10:14,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:10:14,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:14,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:14,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:14,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:14,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:14,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 102 states and 160 transitions. [2021-11-22 23:10:14,201 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 160 transitions. [2021-11-22 23:10:14,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:10:14,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:14,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:14,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:14,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:14,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:14,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 103 states and 160 transitions. [2021-11-22 23:10:14,296 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 160 transitions. [2021-11-22 23:10:14,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:10:14,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:14,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:14,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:14,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:14,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:14,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 104 states and 160 transitions. [2021-11-22 23:10:14,349 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 160 transitions. [2021-11-22 23:10:14,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-22 23:10:14,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:14,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:14,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:14,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:16,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:16,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 126 states and 199 transitions. [2021-11-22 23:10:16,274 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 199 transitions. [2021-11-22 23:10:16,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-22 23:10:16,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:16,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:16,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:16,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:16,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:16,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 127 states and 199 transitions. [2021-11-22 23:10:16,355 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 199 transitions. [2021-11-22 23:10:16,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-22 23:10:16,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:16,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:16,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:16,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:16,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:16,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 128 states and 199 transitions. [2021-11-22 23:10:16,459 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 199 transitions. [2021-11-22 23:10:16,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-22 23:10:16,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:16,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:16,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:16,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:16,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:16,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 129 states and 199 transitions. [2021-11-22 23:10:16,542 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 199 transitions. [2021-11-22 23:10:16,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-22 23:10:16,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:16,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:16,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:16,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:16,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:16,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 130 states and 199 transitions. [2021-11-22 23:10:16,643 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 199 transitions. [2021-11-22 23:10:16,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-22 23:10:16,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:16,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:16,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:17,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:20,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:20,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 154 states and 240 transitions. [2021-11-22 23:10:20,206 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 240 transitions. [2021-11-22 23:10:20,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-22 23:10:20,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:20,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:20,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:20,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:24,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:24,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 177 states and 279 transitions. [2021-11-22 23:10:24,555 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 279 transitions. [2021-11-22 23:10:24,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-22 23:10:24,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:24,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:24,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:24,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:24,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:24,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 178 states and 279 transitions. [2021-11-22 23:10:24,690 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 279 transitions. [2021-11-22 23:10:24,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-22 23:10:24,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:24,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:24,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:24,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:24,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:24,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 179 states and 279 transitions. [2021-11-22 23:10:24,762 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 279 transitions. [2021-11-22 23:10:24,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-22 23:10:24,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:24,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:24,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:24,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:24,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:24,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 180 states and 279 transitions. [2021-11-22 23:10:24,874 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 279 transitions. [2021-11-22 23:10:24,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-22 23:10:24,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:24,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:24,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:24,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:24,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:24,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 181 states and 279 transitions. [2021-11-22 23:10:24,964 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 279 transitions. [2021-11-22 23:10:24,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-22 23:10:24,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:24,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:24,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:25,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:25,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:25,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 182 states and 282 transitions. [2021-11-22 23:10:25,364 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 282 transitions. [2021-11-22 23:10:25,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-22 23:10:25,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:25,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:25,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:25,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:25,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:25,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 183 states and 282 transitions. [2021-11-22 23:10:25,671 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 282 transitions. [2021-11-22 23:10:25,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-22 23:10:25,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:25,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:25,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:25,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:25,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:25,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 184 states and 282 transitions. [2021-11-22 23:10:25,778 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 282 transitions. [2021-11-22 23:10:25,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-22 23:10:25,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:25,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:25,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:25,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:25,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:25,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 185 states and 282 transitions. [2021-11-22 23:10:25,847 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 282 transitions. [2021-11-22 23:10:25,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-22 23:10:25,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:25,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:25,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:26,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:32,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:32,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 198 states and 303 transitions. [2021-11-22 23:10:32,616 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 303 transitions. [2021-11-22 23:10:32,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-22 23:10:32,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:32,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:32,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:32,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:40,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:40,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 216 states and 333 transitions. [2021-11-22 23:10:40,292 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 333 transitions. [2021-11-22 23:10:40,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-22 23:10:40,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:40,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:40,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:40,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:50,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:50,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 224 states and 345 transitions. [2021-11-22 23:10:50,386 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 345 transitions. [2021-11-22 23:10:50,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-22 23:10:50,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:50,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:50,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:50,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:50,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:50,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 225 states and 345 transitions. [2021-11-22 23:10:50,508 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 345 transitions. [2021-11-22 23:10:50,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-22 23:10:50,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:50,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:50,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:50,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:50,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:50,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 226 states and 345 transitions. [2021-11-22 23:10:50,591 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 345 transitions. [2021-11-22 23:10:50,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-22 23:10:50,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:50,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:50,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:51,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:52,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:52,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 230 states and 359 transitions. [2021-11-22 23:10:52,841 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 359 transitions. [2021-11-22 23:10:52,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:10:52,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:52,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:52,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:02,748 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:16,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:16,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 267 states and 457 transitions. [2021-11-22 23:12:16,092 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 457 transitions. [2021-11-22 23:12:16,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:12:16,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:16,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:16,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:16,133 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:12:16,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:16,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 268 states and 457 transitions. [2021-11-22 23:12:16,225 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 457 transitions. [2021-11-22 23:12:16,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:12:16,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:16,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:16,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:17,208 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:12:58,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:58,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 271 states and 463 transitions. [2021-11-22 23:12:58,866 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 463 transitions. [2021-11-22 23:12:58,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-22 23:12:58,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:58,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:58,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:59,436 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:13:30,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:30,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 290 states and 499 transitions. [2021-11-22 23:13:30,749 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 499 transitions. [2021-11-22 23:13:30,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-22 23:13:30,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:30,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:30,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:31,253 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:13:55,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:55,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 304 states and 525 transitions. [2021-11-22 23:13:55,226 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 525 transitions. [2021-11-22 23:13:55,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-22 23:13:55,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:55,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:55,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:55,842 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:14:10,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:10,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 313 states and 540 transitions. [2021-11-22 23:14:10,505 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 540 transitions. [2021-11-22 23:14:10,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-22 23:14:10,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:10,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:10,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:11,082 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:14:20,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:20,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 317 states and 547 transitions. [2021-11-22 23:14:20,199 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 547 transitions. [2021-11-22 23:14:20,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-22 23:14:20,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:20,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:20,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:48,380 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:01,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:01,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 352 states and 644 transitions. [2021-11-22 23:18:01,917 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 644 transitions. [2021-11-22 23:18:01,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-22 23:18:01,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:01,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:01,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:02,638 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:18:18,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:18,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 365 states and 677 transitions. [2021-11-22 23:18:18,994 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 677 transitions. [2021-11-22 23:18:18,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-22 23:18:18,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:18,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:19,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:19,739 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:30,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:30,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 384 states and 717 transitions. [2021-11-22 23:19:30,466 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 717 transitions. [2021-11-22 23:19:30,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-22 23:19:30,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:30,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:30,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:31,964 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-22 23:19:35,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:35,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 385 states and 718 transitions. [2021-11-22 23:19:35,613 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 718 transitions. [2021-11-22 23:19:35,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-22 23:19:35,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:35,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:35,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:36,345 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:19,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:19,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 405 states and 764 transitions. [2021-11-22 23:20:19,513 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 764 transitions. [2021-11-22 23:20:19,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-22 23:20:19,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:19,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:19,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:20,457 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:51,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:51,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 421 states and 793 transitions. [2021-11-22 23:20:51,892 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 793 transitions. [2021-11-22 23:20:51,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-22 23:20:51,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:51,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:51,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:52,742 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:55,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:55,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 444 states and 841 transitions. [2021-11-22 23:21:55,753 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 841 transitions. [2021-11-22 23:21:55,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-22 23:21:55,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:55,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:55,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:56,606 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:47,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:47,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 463 states and 873 transitions. [2021-11-22 23:22:47,662 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 873 transitions. [2021-11-22 23:22:47,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-22 23:22:47,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:47,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:47,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:48,518 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.