./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf2dfef5-fe75-4b65-a8b9-3fed7afce872/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf2dfef5-fe75-4b65-a8b9-3fed7afce872/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf2dfef5-fe75-4b65-a8b9-3fed7afce872/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf2dfef5-fe75-4b65-a8b9-3fed7afce872/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf2dfef5-fe75-4b65-a8b9-3fed7afce872/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf2dfef5-fe75-4b65-a8b9-3fed7afce872/bin/ukojak-2xVlg8857e --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 3fb71e8e4e407700549b8952f3afdeeffa0973a11e08bb7f18bca04e4b75e49d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 21:04:46,394 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 21:04:46,395 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 21:04:46,450 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 21:04:46,451 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 21:04:46,455 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 21:04:46,459 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 21:04:46,463 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 21:04:46,466 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 21:04:46,474 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 21:04:46,475 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 21:04:46,477 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 21:04:46,478 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 21:04:46,481 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 21:04:46,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 21:04:46,489 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 21:04:46,491 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 21:04:46,491 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 21:04:46,496 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 21:04:46,501 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 21:04:46,503 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 21:04:46,504 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 21:04:46,506 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 21:04:46,507 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 21:04:46,510 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 21:04:46,511 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 21:04:46,511 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 21:04:46,512 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 21:04:46,513 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 21:04:46,514 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 21:04:46,514 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 21:04:46,515 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 21:04:46,516 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 21:04:46,517 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 21:04:46,518 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 21:04:46,519 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 21:04:46,519 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 21:04:46,520 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 21:04:46,520 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 21:04:46,521 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 21:04:46,522 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 21:04:46,523 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf2dfef5-fe75-4b65-a8b9-3fed7afce872/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-13 21:04:46,546 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 21:04:46,547 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 21:04:46,548 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 21:04:46,548 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 21:04:46,549 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 21:04:46,549 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 21:04:46,549 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 21:04:46,549 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 21:04:46,550 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 21:04:46,550 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 21:04:46,550 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 21:04:46,550 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 21:04:46,551 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 21:04:46,551 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 21:04:46,551 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 21:04:46,551 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 21:04:46,551 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 21:04:46,552 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 21:04:46,552 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 21:04:46,552 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 21:04:46,552 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 21:04:46,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 21:04:46,553 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 21:04:46,553 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 21:04:46,553 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 21:04:46,554 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 21:04:46,554 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 21:04:46,554 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 21:04:46,554 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_cf2dfef5-fe75-4b65-a8b9-3fed7afce872/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf2dfef5-fe75-4b65-a8b9-3fed7afce872/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3fb71e8e4e407700549b8952f3afdeeffa0973a11e08bb7f18bca04e4b75e49d [2021-11-13 21:04:46,806 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 21:04:46,829 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 21:04:46,831 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 21:04:46,833 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 21:04:46,834 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 21:04:46,835 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf2dfef5-fe75-4b65-a8b9-3fed7afce872/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2021-11-13 21:04:46,915 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf2dfef5-fe75-4b65-a8b9-3fed7afce872/bin/ukojak-2xVlg8857e/data/d8f2dcfc5/050cecb173d44a32aee72bb5fbb507d4/FLAG72bbabb52 [2021-11-13 21:04:47,443 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 21:04:47,448 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf2dfef5-fe75-4b65-a8b9-3fed7afce872/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2021-11-13 21:04:47,465 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf2dfef5-fe75-4b65-a8b9-3fed7afce872/bin/ukojak-2xVlg8857e/data/d8f2dcfc5/050cecb173d44a32aee72bb5fbb507d4/FLAG72bbabb52 [2021-11-13 21:04:47,736 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf2dfef5-fe75-4b65-a8b9-3fed7afce872/bin/ukojak-2xVlg8857e/data/d8f2dcfc5/050cecb173d44a32aee72bb5fbb507d4 [2021-11-13 21:04:47,739 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 21:04:47,740 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 21:04:47,742 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 21:04:47,742 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 21:04:47,745 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 21:04:47,746 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:04:47" (1/1) ... [2021-11-13 21:04:47,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a11f182 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:47, skipping insertion in model container [2021-11-13 21:04:47,748 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:04:47" (1/1) ... [2021-11-13 21:04:47,755 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 21:04:47,812 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 21:04:48,193 WARN L228 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_cf2dfef5-fe75-4b65-a8b9-3fed7afce872/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[10378,10391] [2021-11-13 21:04:48,304 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 21:04:48,320 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 21:04:48,402 WARN L228 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_cf2dfef5-fe75-4b65-a8b9-3fed7afce872/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[10378,10391] [2021-11-13 21:04:48,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 21:04:48,456 INFO L208 MainTranslator]: Completed translation [2021-11-13 21:04:48,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:48 WrapperNode [2021-11-13 21:04:48,456 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 21:04:48,458 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 21:04:48,458 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 21:04:48,458 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 21:04:48,466 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:48" (1/1) ... [2021-11-13 21:04:48,481 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:48" (1/1) ... [2021-11-13 21:04:48,535 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 21:04:48,536 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 21:04:48,536 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 21:04:48,536 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 21:04:48,545 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:48" (1/1) ... [2021-11-13 21:04:48,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:48" (1/1) ... [2021-11-13 21:04:48,550 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:48" (1/1) ... [2021-11-13 21:04:48,551 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:48" (1/1) ... [2021-11-13 21:04:48,565 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:48" (1/1) ... [2021-11-13 21:04:48,574 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:48" (1/1) ... [2021-11-13 21:04:48,578 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:48" (1/1) ... [2021-11-13 21:04:48,587 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 21:04:48,589 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 21:04:48,589 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 21:04:48,596 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 21:04:48,597 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:48" (1/1) ... [2021-11-13 21:04:48,621 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 21:04:48,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf2dfef5-fe75-4b65-a8b9-3fed7afce872/bin/ukojak-2xVlg8857e/z3 [2021-11-13 21:04:48,653 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf2dfef5-fe75-4b65-a8b9-3fed7afce872/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 21:04:48,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf2dfef5-fe75-4b65-a8b9-3fed7afce872/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 21:04:48,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 21:04:48,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 21:04:48,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 21:04:48,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 21:04:49,984 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 21:04:49,985 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 21:04:49,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:04:49 BoogieIcfgContainer [2021-11-13 21:04:49,989 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 21:04:49,991 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 21:04:49,991 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 21:04:50,011 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 21:04:50,012 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:04:49" (1/1) ... [2021-11-13 21:04:50,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 21:04:50,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:50,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 144 states and 252 transitions. [2021-11-13 21:04:50,142 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 252 transitions. [2021-11-13 21:04:50,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-13 21:04:50,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:50,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:50,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:50,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:50,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:50,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 156 states and 274 transitions. [2021-11-13 21:04:50,971 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 274 transitions. [2021-11-13 21:04:50,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-13 21:04:50,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:50,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:51,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:51,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:51,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:51,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 153 states and 268 transitions. [2021-11-13 21:04:51,190 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 268 transitions. [2021-11-13 21:04:51,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-13 21:04:51,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:51,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:51,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:51,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:51,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:51,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 150 states and 262 transitions. [2021-11-13 21:04:51,399 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 262 transitions. [2021-11-13 21:04:51,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-13 21:04:51,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:51,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:51,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:51,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:51,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:51,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 151 states and 263 transitions. [2021-11-13 21:04:51,630 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 263 transitions. [2021-11-13 21:04:51,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-13 21:04:51,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:51,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:51,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:51,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:52,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:52,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 157 states and 274 transitions. [2021-11-13 21:04:52,218 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 274 transitions. [2021-11-13 21:04:52,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-13 21:04:52,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:52,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:52,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:52,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:52,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:52,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 150 states and 261 transitions. [2021-11-13 21:04:52,351 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 261 transitions. [2021-11-13 21:04:52,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-13 21:04:52,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:52,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:52,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:52,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:52,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:52,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 147 states and 255 transitions. [2021-11-13 21:04:52,463 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 255 transitions. [2021-11-13 21:04:52,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-13 21:04:52,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:52,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:52,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:52,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:52,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:52,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 144 states and 249 transitions. [2021-11-13 21:04:52,602 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 249 transitions. [2021-11-13 21:04:52,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-13 21:04:52,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:52,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:52,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:52,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:53,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:53,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 154 states and 266 transitions. [2021-11-13 21:04:53,388 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 266 transitions. [2021-11-13 21:04:53,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-13 21:04:53,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:53,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:53,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:53,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:53,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:53,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 151 states and 260 transitions. [2021-11-13 21:04:53,531 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 260 transitions. [2021-11-13 21:04:53,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-13 21:04:53,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:53,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:53,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:53,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:53,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:53,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 144 states and 248 transitions. [2021-11-13 21:04:53,653 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 248 transitions. [2021-11-13 21:04:53,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-13 21:04:53,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:53,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:53,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:53,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:55,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:55,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 147 states and 253 transitions. [2021-11-13 21:04:55,185 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 253 transitions. [2021-11-13 21:04:55,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-13 21:04:55,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:55,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:55,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:55,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:55,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:55,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 144 states and 247 transitions. [2021-11-13 21:04:55,304 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 247 transitions. [2021-11-13 21:04:55,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-13 21:04:55,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:55,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:55,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:55,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:57,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:57,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 144 states and 246 transitions. [2021-11-13 21:04:57,969 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 246 transitions. [2021-11-13 21:04:57,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-13 21:04:57,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:57,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:58,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:58,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:00,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:00,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 147 states and 251 transitions. [2021-11-13 21:05:00,708 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 251 transitions. [2021-11-13 21:05:00,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-13 21:05:00,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:00,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:00,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:00,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:00,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:00,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 144 states and 245 transitions. [2021-11-13 21:05:00,854 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 245 transitions. [2021-11-13 21:05:00,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-13 21:05:00,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:00,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:00,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:01,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:04,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:04,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 144 states and 244 transitions. [2021-11-13 21:05:04,223 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 244 transitions. [2021-11-13 21:05:04,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-13 21:05:04,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:04,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:04,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:29,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:46,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:46,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 148 states and 252 transitions. [2021-11-13 21:06:46,446 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 252 transitions. [2021-11-13 21:06:46,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-13 21:06:46,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:46,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:46,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:47,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:39,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:39,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 153 states and 260 transitions. [2021-11-13 21:08:39,045 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 260 transitions. [2021-11-13 21:08:39,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-13 21:08:39,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:39,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:39,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:31,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:13:56,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:56,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 159 states and 271 transitions. [2021-11-13 21:13:56,678 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 271 transitions. [2021-11-13 21:13:56,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-13 21:13:56,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:56,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:56,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:00,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:14:10,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:10,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 162 states and 274 transitions. [2021-11-13 21:14:10,778 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 274 transitions. [2021-11-13 21:14:10,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-13 21:14:10,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:10,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:10,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:11,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:14:43,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:43,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 165 states and 282 transitions. [2021-11-13 21:14:43,981 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 282 transitions. [2021-11-13 21:14:43,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-13 21:14:43,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:43,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:44,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:44,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:15:13,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:13,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 167 states and 286 transitions. [2021-11-13 21:15:13,149 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 286 transitions. [2021-11-13 21:15:13,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-13 21:15:13,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:13,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:13,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:14,336 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:15:52,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:52,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 177 states and 306 transitions. [2021-11-13 21:15:52,028 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 306 transitions. [2021-11-13 21:15:52,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-13 21:15:52,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:52,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:52,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:53,149 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:16:29,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:16:29,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 192 states and 336 transitions. [2021-11-13 21:16:29,541 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 336 transitions. [2021-11-13 21:16:29,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-13 21:16:29,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:16:29,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:16:29,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:16:29,602 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:16:29,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:16:29,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 193 states and 336 transitions. [2021-11-13 21:16:29,651 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 336 transitions. [2021-11-13 21:16:29,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-13 21:16:29,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:16:29,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:16:29,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:16:30,667 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:17:07,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:17:07,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 213 states and 376 transitions. [2021-11-13 21:17:07,287 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 376 transitions. [2021-11-13 21:17:07,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-13 21:17:07,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:17:07,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:17:07,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:17:07,345 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:17:07,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:17:07,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 214 states and 376 transitions. [2021-11-13 21:17:07,396 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 376 transitions. [2021-11-13 21:17:07,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-13 21:17:07,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:17:07,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:17:07,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:17:07,454 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:17:07,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:17:07,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 215 states and 376 transitions. [2021-11-13 21:17:07,504 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 376 transitions. [2021-11-13 21:17:07,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-13 21:17:07,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:17:07,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:17:07,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:17:08,470 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.