./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+cfa-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_ebb19f00-bef7-4da8-bd32-d7f45821a7d7/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb19f00-bef7-4da8-bd32-d7f45821a7d7/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_ebb19f00-bef7-4da8-bd32-d7f45821a7d7/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb19f00-bef7-4da8-bd32-d7f45821a7d7/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb19f00-bef7-4da8-bd32-d7f45821a7d7/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_ebb19f00-bef7-4da8-bd32-d7f45821a7d7/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 8080e0a725fc4bb7ff7c553cf5cace8f3ab82ec5bf4c36129edf77f076dbcbd3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 21:58:22,773 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 21:58:22,775 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 21:58:22,814 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 21:58:22,814 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 21:58:22,819 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 21:58:22,821 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 21:58:22,823 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 21:58:22,825 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 21:58:22,826 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 21:58:22,827 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 21:58:22,833 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 21:58:22,834 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 21:58:22,842 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 21:58:22,845 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 21:58:22,850 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 21:58:22,851 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 21:58:22,853 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 21:58:22,855 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 21:58:22,857 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 21:58:22,859 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 21:58:22,863 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 21:58:22,868 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 21:58:22,869 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 21:58:22,882 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 21:58:22,882 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 21:58:22,882 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 21:58:22,885 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 21:58:22,886 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 21:58:22,887 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 21:58:22,888 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 21:58:22,889 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 21:58:22,891 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 21:58:22,893 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 21:58:22,894 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 21:58:22,895 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 21:58:22,895 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 21:58:22,896 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 21:58:22,896 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 21:58:22,899 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 21:58:22,900 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 21:58:22,901 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb19f00-bef7-4da8-bd32-d7f45821a7d7/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-13 21:58:22,951 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 21:58:22,951 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 21:58:22,953 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 21:58:22,953 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 21:58:22,954 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 21:58:22,954 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 21:58:22,954 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 21:58:22,955 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 21:58:22,961 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 21:58:22,961 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 21:58:22,961 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 21:58:22,962 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 21:58:22,962 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 21:58:22,962 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 21:58:22,962 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 21:58:22,962 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 21:58:22,963 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 21:58:22,963 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 21:58:22,963 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 21:58:22,963 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 21:58:22,964 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 21:58:22,964 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 21:58:22,964 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 21:58:22,964 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 21:58:22,964 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 21:58:22,965 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 21:58:22,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 21:58:22,965 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 21:58:22,965 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_ebb19f00-bef7-4da8-bd32-d7f45821a7d7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb19f00-bef7-4da8-bd32-d7f45821a7d7/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8080e0a725fc4bb7ff7c553cf5cace8f3ab82ec5bf4c36129edf77f076dbcbd3 [2021-11-13 21:58:23,266 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 21:58:23,296 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 21:58:23,300 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 21:58:23,301 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 21:58:23,302 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 21:58:23,304 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb19f00-bef7-4da8-bd32-d7f45821a7d7/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-13 21:58:23,368 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb19f00-bef7-4da8-bd32-d7f45821a7d7/bin/ukojak-2xVlg8857e/data/bc3192f08/cb65c9af4c9d45e1845cb44c143dc1d5/FLAG271ea5829 [2021-11-13 21:58:23,843 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 21:58:23,844 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb19f00-bef7-4da8-bd32-d7f45821a7d7/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-13 21:58:23,853 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb19f00-bef7-4da8-bd32-d7f45821a7d7/bin/ukojak-2xVlg8857e/data/bc3192f08/cb65c9af4c9d45e1845cb44c143dc1d5/FLAG271ea5829 [2021-11-13 21:58:24,197 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb19f00-bef7-4da8-bd32-d7f45821a7d7/bin/ukojak-2xVlg8857e/data/bc3192f08/cb65c9af4c9d45e1845cb44c143dc1d5 [2021-11-13 21:58:24,199 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 21:58:24,201 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 21:58:24,212 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 21:58:24,212 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 21:58:24,215 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 21:58:24,216 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:58:24" (1/1) ... [2021-11-13 21:58:24,217 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c6797df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:24, skipping insertion in model container [2021-11-13 21:58:24,218 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:58:24" (1/1) ... [2021-11-13 21:58:24,232 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 21:58:24,268 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 21:58:24,491 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_ebb19f00-bef7-4da8-bd32-d7f45821a7d7/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[4940,4953] [2021-11-13 21:58:24,512 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 21:58:24,524 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 21:58:24,561 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_ebb19f00-bef7-4da8-bd32-d7f45821a7d7/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[4940,4953] [2021-11-13 21:58:24,575 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 21:58:24,593 INFO L208 MainTranslator]: Completed translation [2021-11-13 21:58:24,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:24 WrapperNode [2021-11-13 21:58:24,593 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 21:58:24,595 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 21:58:24,595 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 21:58:24,595 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 21:58:24,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:24" (1/1) ... [2021-11-13 21:58:24,614 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:24" (1/1) ... [2021-11-13 21:58:24,649 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 21:58:24,650 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 21:58:24,650 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 21:58:24,651 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 21:58:24,659 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:24" (1/1) ... [2021-11-13 21:58:24,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:24" (1/1) ... [2021-11-13 21:58:24,664 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:24" (1/1) ... [2021-11-13 21:58:24,664 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:24" (1/1) ... [2021-11-13 21:58:24,672 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:24" (1/1) ... [2021-11-13 21:58:24,677 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:24" (1/1) ... [2021-11-13 21:58:24,679 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:24" (1/1) ... [2021-11-13 21:58:24,684 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 21:58:24,685 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 21:58:24,685 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 21:58:24,685 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 21:58:24,704 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:24" (1/1) ... [2021-11-13 21:58:24,710 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 21:58:24,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb19f00-bef7-4da8-bd32-d7f45821a7d7/bin/ukojak-2xVlg8857e/z3 [2021-11-13 21:58:24,737 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb19f00-bef7-4da8-bd32-d7f45821a7d7/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 21:58:24,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb19f00-bef7-4da8-bd32-d7f45821a7d7/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 21:58:24,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 21:58:24,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 21:58:24,786 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 21:58:24,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 21:58:25,523 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 21:58:25,524 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 21:58:25,528 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:58:25 BoogieIcfgContainer [2021-11-13 21:58:25,530 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 21:58:25,532 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 21:58:25,532 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 21:58:25,542 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 21:58:25,543 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:58:25" (1/1) ... [2021-11-13 21:58:25,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 21:58:25,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:25,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 60 states and 99 transitions. [2021-11-13 21:58:25,637 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 99 transitions. [2021-11-13 21:58:25,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 21:58:25,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:25,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:25,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:26,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:26,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:26,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 62 states and 100 transitions. [2021-11-13 21:58:26,098 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 100 transitions. [2021-11-13 21:58:26,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 21:58:26,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:26,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:26,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:26,278 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 21:58:26,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:26,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 69 states and 111 transitions. [2021-11-13 21:58:26,385 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 111 transitions. [2021-11-13 21:58:26,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 21:58:26,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:26,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:26,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:26,516 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 21:58:26,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:26,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 70 states and 111 transitions. [2021-11-13 21:58:26,525 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 111 transitions. [2021-11-13 21:58:26,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 21:58:26,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:26,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:26,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:26,620 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 21:58:26,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:26,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 82 states and 131 transitions. [2021-11-13 21:58:26,845 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 131 transitions. [2021-11-13 21:58:26,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 21:58:26,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:26,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:26,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:26,912 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 21:58:26,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:26,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 83 states and 131 transitions. [2021-11-13 21:58:26,922 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 131 transitions. [2021-11-13 21:58:26,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 21:58:26,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:26,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:26,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:26,962 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 21:58:26,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:26,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 84 states and 131 transitions. [2021-11-13 21:58:26,971 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 131 transitions. [2021-11-13 21:58:26,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 21:58:26,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:26,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:26,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:27,036 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 21:58:27,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:27,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 101 states and 160 transitions. [2021-11-13 21:58:27,423 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 160 transitions. [2021-11-13 21:58:27,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 21:58:27,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:27,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:27,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:27,489 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 21:58:27,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:27,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 102 states and 160 transitions. [2021-11-13 21:58:27,502 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 160 transitions. [2021-11-13 21:58:27,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 21:58:27,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:27,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:27,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:27,580 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 21:58:27,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:27,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 103 states and 160 transitions. [2021-11-13 21:58:27,592 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 160 transitions. [2021-11-13 21:58:27,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 21:58:27,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:27,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:27,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:27,634 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 21:58:27,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:27,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 104 states and 160 transitions. [2021-11-13 21:58:27,645 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 160 transitions. [2021-11-13 21:58:27,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 21:58:27,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:27,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:27,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:27,794 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 21:58:29,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:29,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 126 states and 199 transitions. [2021-11-13 21:58:29,696 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 199 transitions. [2021-11-13 21:58:29,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 21:58:29,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:29,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:29,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:29,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:29,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:29,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 127 states and 199 transitions. [2021-11-13 21:58:29,809 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 199 transitions. [2021-11-13 21:58:29,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 21:58:29,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:29,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:29,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:29,858 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 21:58:29,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:29,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 128 states and 199 transitions. [2021-11-13 21:58:29,903 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 199 transitions. [2021-11-13 21:58:29,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 21:58:29,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:29,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:29,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:29,947 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 21:58:30,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:30,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 129 states and 199 transitions. [2021-11-13 21:58:30,008 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 199 transitions. [2021-11-13 21:58:30,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 21:58:30,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:30,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:30,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:30,047 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 21:58:30,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:30,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 130 states and 199 transitions. [2021-11-13 21:58:30,085 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 199 transitions. [2021-11-13 21:58:30,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 21:58:30,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:30,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:30,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:30,444 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 21:58:33,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:33,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 154 states and 240 transitions. [2021-11-13 21:58:33,752 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 240 transitions. [2021-11-13 21:58:33,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 21:58:33,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:33,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:33,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:33,867 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 21:58:37,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:37,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 177 states and 279 transitions. [2021-11-13 21:58:37,954 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 279 transitions. [2021-11-13 21:58:37,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 21:58:37,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:37,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:37,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:37,986 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 21:58:38,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:38,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 178 states and 282 transitions. [2021-11-13 21:58:38,371 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 282 transitions. [2021-11-13 21:58:38,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 21:58:38,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:38,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:38,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:38,506 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 21:58:38,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:38,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 179 states and 282 transitions. [2021-11-13 21:58:38,701 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 282 transitions. [2021-11-13 21:58:38,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 21:58:38,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:38,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:38,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:38,743 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 21:58:39,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:39,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 180 states and 285 transitions. [2021-11-13 21:58:39,223 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 285 transitions. [2021-11-13 21:58:39,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 21:58:39,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:39,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:39,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:39,307 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 21:58:39,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:39,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 181 states and 285 transitions. [2021-11-13 21:58:39,550 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 285 transitions. [2021-11-13 21:58:39,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 21:58:39,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:39,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:39,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:39,584 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 21:58:40,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:40,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 182 states and 288 transitions. [2021-11-13 21:58:40,035 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 288 transitions. [2021-11-13 21:58:40,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 21:58:40,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:40,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:40,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:40,101 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 21:58:40,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:40,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 183 states and 288 transitions. [2021-11-13 21:58:40,417 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 288 transitions. [2021-11-13 21:58:40,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 21:58:40,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:40,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:40,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:40,519 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 21:58:40,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:40,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 184 states and 288 transitions. [2021-11-13 21:58:40,565 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 288 transitions. [2021-11-13 21:58:40,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 21:58:40,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:40,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:40,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:40,598 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 21:58:40,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:40,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 185 states and 288 transitions. [2021-11-13 21:58:40,640 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 288 transitions. [2021-11-13 21:58:40,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 21:58:40,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:40,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:40,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:41,009 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 21:58:47,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:47,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 198 states and 309 transitions. [2021-11-13 21:58:47,510 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 309 transitions. [2021-11-13 21:58:47,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 21:58:47,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:47,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:47,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:47,809 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 21:58:55,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:55,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 216 states and 339 transitions. [2021-11-13 21:58:55,293 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 339 transitions. [2021-11-13 21:58:55,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 21:58:55,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:55,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:55,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:55,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:05,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:05,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 224 states and 351 transitions. [2021-11-13 21:59:05,446 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 351 transitions. [2021-11-13 21:59:05,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 21:59:05,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:05,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:05,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:05,478 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 21:59:05,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:05,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 225 states and 351 transitions. [2021-11-13 21:59:05,570 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 351 transitions. [2021-11-13 21:59:05,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 21:59:05,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:05,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:05,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:05,601 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 21:59:05,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:05,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 226 states and 351 transitions. [2021-11-13 21:59:05,652 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 351 transitions. [2021-11-13 21:59:05,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 21:59:05,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:05,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:05,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:06,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:07,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:07,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 230 states and 365 transitions. [2021-11-13 21:59:07,998 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 365 transitions. [2021-11-13 21:59:07,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-13 21:59:07,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:08,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:08,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:18,192 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:35,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:35,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 267 states and 461 transitions. [2021-11-13 22:00:35,661 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 461 transitions. [2021-11-13 22:00:35,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 22:00:35,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:35,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:35,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:36,140 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 22:01:04,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:04,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 286 states and 497 transitions. [2021-11-13 22:01:04,496 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 497 transitions. [2021-11-13 22:01:04,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 22:01:04,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:04,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:04,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:04,900 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 22:01:29,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:29,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 300 states and 523 transitions. [2021-11-13 22:01:29,495 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 523 transitions. [2021-11-13 22:01:29,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 22:01:29,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:29,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:29,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:29,927 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:01:45,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:45,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 309 states and 538 transitions. [2021-11-13 22:01:45,234 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 538 transitions. [2021-11-13 22:01:45,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 22:01:45,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:45,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:45,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:45,648 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 22:01:50,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:50,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 313 states and 544 transitions. [2021-11-13 22:01:50,804 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 544 transitions. [2021-11-13 22:01:50,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 22:01:50,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:50,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:50,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:02:13,154 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:04:49,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:04:49,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 348 states and 646 transitions. [2021-11-13 22:04:49,807 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 646 transitions. [2021-11-13 22:04:49,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 22:04:49,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:04:49,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:04:49,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:04:50,481 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 22:05:05,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:05:05,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 361 states and 681 transitions. [2021-11-13 22:05:05,808 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 681 transitions. [2021-11-13 22:05:05,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 22:05:05,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:05:05,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:05:05,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:05:06,475 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:05:54,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:05:54,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 379 states and 718 transitions. [2021-11-13 22:05:54,547 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 718 transitions. [2021-11-13 22:05:54,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 22:05:54,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:05:54,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:05:54,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:05:55,147 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:06:36,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:06:36,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 402 states and 768 transitions. [2021-11-13 22:06:36,456 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 768 transitions. [2021-11-13 22:06:36,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 22:06:36,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:06:36,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:06:36,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:06:37,203 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:07:14,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:07:14,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 421 states and 802 transitions. [2021-11-13 22:07:14,642 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 802 transitions. [2021-11-13 22:07:14,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 22:07:14,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:07:14,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:07:14,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:07:16,039 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-13 22:07:19,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:07:19,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 422 states and 803 transitions. [2021-11-13 22:07:19,632 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 803 transitions. [2021-11-13 22:07:19,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 22:07:19,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:07:19,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:07:19,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:07:20,330 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:07:58,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:07:58,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 442 states and 848 transitions. [2021-11-13 22:07:58,123 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 848 transitions. [2021-11-13 22:07:58,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 22:07:58,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:07:58,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:07:58,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:07:58,851 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:08:26,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:08:26,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 458 states and 877 transitions. [2021-11-13 22:08:26,751 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 877 transitions. [2021-11-13 22:08:26,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 22:08:26,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:08:26,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:08:26,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:08:27,486 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:08:54,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:08:54,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 475 states and 916 transitions. [2021-11-13 22:08:54,743 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 916 transitions. [2021-11-13 22:08:54,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 22:08:54,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:08:54,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:08:54,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:08:55,559 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:09:17,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:09:17,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 488 states and 941 transitions. [2021-11-13 22:09:17,876 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 941 transitions. [2021-11-13 22:09:17,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-13 22:09:17,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:09:17,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:09:17,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:09:18,751 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 22:09:41,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:09:41,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 501 states and 990 transitions. [2021-11-13 22:09:41,448 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 990 transitions. [2021-11-13 22:09:41,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-13 22:09:41,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:09:41,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:09:41,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:09:41,488 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 22:09:53,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:09:53,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 506 states and 997 transitions. [2021-11-13 22:09:53,189 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 997 transitions. [2021-11-13 22:09:53,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-13 22:09:53,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:09:53,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:09:53,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:09:53,240 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 22:10:15,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:10:15,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 513 states and 1022 transitions. [2021-11-13 22:10:15,924 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 1022 transitions. [2021-11-13 22:10:15,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-13 22:10:15,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:10:15,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:10:15,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:10:15,969 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 22:10:21,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:10:21,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 515 states and 1027 transitions. [2021-11-13 22:10:21,621 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1027 transitions. [2021-11-13 22:10:21,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-13 22:10:21,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:10:21,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:10:21,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:10:21,666 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 22:10:39,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:10:39,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 522 states and 1050 transitions. [2021-11-13 22:10:39,144 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1050 transitions. [2021-11-13 22:10:39,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-13 22:10:39,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:10:39,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:10:39,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:10:40,130 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.