./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53a3ae0-d978-433b-9e1c-5870766ca3b6/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53a3ae0-d978-433b-9e1c-5870766ca3b6/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53a3ae0-d978-433b-9e1c-5870766ca3b6/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53a3ae0-d978-433b-9e1c-5870766ca3b6/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53a3ae0-d978-433b-9e1c-5870766ca3b6/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53a3ae0-d978-433b-9e1c-5870766ca3b6/bin/ukojak-92XMlrwhuB --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 da0a9170cb1355df936e020ec31cd269723d3c83f610103689e93f9c7ac8eb3a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:04:45,926 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:04:45,928 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:04:45,974 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:04:45,975 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:04:45,982 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:04:45,984 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:04:45,988 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:04:45,991 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:04:45,997 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:04:45,999 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:04:46,002 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:04:46,002 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:04:46,005 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:04:46,007 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:04:46,010 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:04:46,012 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:04:46,013 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:04:46,016 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:04:46,024 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:04:46,026 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:04:46,027 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:04:46,031 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:04:46,032 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:04:46,042 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:04:46,042 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:04:46,043 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:04:46,045 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:04:46,045 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:04:46,047 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:04:46,047 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:04:46,048 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:04:46,051 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:04:46,053 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:04:46,055 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:04:46,055 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:04:46,056 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:04:46,056 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:04:46,057 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:04:46,058 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:04:46,059 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:04:46,060 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53a3ae0-d978-433b-9e1c-5870766ca3b6/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:04:46,100 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:04:46,101 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:04:46,102 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:04:46,102 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:04:46,103 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:04:46,103 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:04:46,104 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:04:46,104 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:04:46,104 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:04:46,104 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:04:46,105 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:04:46,105 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:04:46,106 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:04:46,106 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:04:46,106 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:04:46,106 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:04:46,106 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:04:46,106 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:04:46,107 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:04:46,107 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:04:46,107 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:04:46,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:04:46,107 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:04:46,108 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:04:46,108 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:04:46,108 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:04:46,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:04:46,109 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:04:46,109 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_c53a3ae0-d978-433b-9e1c-5870766ca3b6/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53a3ae0-d978-433b-9e1c-5870766ca3b6/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da0a9170cb1355df936e020ec31cd269723d3c83f610103689e93f9c7ac8eb3a [2022-10-17 17:04:46,366 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:04:46,399 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:04:46,402 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:04:46,404 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:04:46,405 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:04:46,407 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53a3ae0-d978-433b-9e1c-5870766ca3b6/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2022-10-17 17:04:46,513 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53a3ae0-d978-433b-9e1c-5870766ca3b6/bin/ukojak-92XMlrwhuB/data/bac585a79/8b22bfe695d2497dbfd964e0363c2586/FLAG90cb81edf [2022-10-17 17:04:47,169 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:04:47,170 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53a3ae0-d978-433b-9e1c-5870766ca3b6/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2022-10-17 17:04:47,196 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53a3ae0-d978-433b-9e1c-5870766ca3b6/bin/ukojak-92XMlrwhuB/data/bac585a79/8b22bfe695d2497dbfd964e0363c2586/FLAG90cb81edf [2022-10-17 17:04:47,366 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53a3ae0-d978-433b-9e1c-5870766ca3b6/bin/ukojak-92XMlrwhuB/data/bac585a79/8b22bfe695d2497dbfd964e0363c2586 [2022-10-17 17:04:47,369 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:04:47,373 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:04:47,378 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:04:47,378 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:04:47,382 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:04:47,383 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:04:47" (1/1) ... [2022-10-17 17:04:47,385 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f7c934 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:47, skipping insertion in model container [2022-10-17 17:04:47,386 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:04:47" (1/1) ... [2022-10-17 17:04:47,395 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:04:47,507 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:04:47,963 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53a3ae0-d978-433b-9e1c-5870766ca3b6/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[14146,14159] [2022-10-17 17:04:47,975 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53a3ae0-d978-433b-9e1c-5870766ca3b6/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[14793,14806] [2022-10-17 17:04:47,991 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53a3ae0-d978-433b-9e1c-5870766ca3b6/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[16069,16082] [2022-10-17 17:04:48,010 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53a3ae0-d978-433b-9e1c-5870766ca3b6/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[17045,17058] [2022-10-17 17:04:48,092 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53a3ae0-d978-433b-9e1c-5870766ca3b6/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[25516,25529] [2022-10-17 17:04:48,156 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:04:48,183 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:04:48,451 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53a3ae0-d978-433b-9e1c-5870766ca3b6/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[14146,14159] [2022-10-17 17:04:48,469 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53a3ae0-d978-433b-9e1c-5870766ca3b6/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[14793,14806] [2022-10-17 17:04:48,489 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53a3ae0-d978-433b-9e1c-5870766ca3b6/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[16069,16082] [2022-10-17 17:04:48,504 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53a3ae0-d978-433b-9e1c-5870766ca3b6/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[17045,17058] [2022-10-17 17:04:48,583 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53a3ae0-d978-433b-9e1c-5870766ca3b6/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[25516,25529] [2022-10-17 17:04:48,627 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:04:48,656 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:04:48,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:48 WrapperNode [2022-10-17 17:04:48,657 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:04:48,658 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:04:48,659 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:04:48,659 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:04:48,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:48" (1/1) ... [2022-10-17 17:04:48,702 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:48" (1/1) ... [2022-10-17 17:04:48,766 INFO L138 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1565 [2022-10-17 17:04:48,766 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:04:48,767 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:04:48,767 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:04:48,767 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:04:48,778 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:48" (1/1) ... [2022-10-17 17:04:48,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:48" (1/1) ... [2022-10-17 17:04:48,785 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:48" (1/1) ... [2022-10-17 17:04:48,786 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:48" (1/1) ... [2022-10-17 17:04:48,808 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:48" (1/1) ... [2022-10-17 17:04:48,823 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:48" (1/1) ... [2022-10-17 17:04:48,828 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:48" (1/1) ... [2022-10-17 17:04:48,834 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:48" (1/1) ... [2022-10-17 17:04:48,842 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:04:48,843 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:04:48,843 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:04:48,844 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:04:48,845 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:48" (1/1) ... [2022-10-17 17:04:48,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:04:48,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53a3ae0-d978-433b-9e1c-5870766ca3b6/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:04:48,912 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53a3ae0-d978-433b-9e1c-5870766ca3b6/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:04:48,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c53a3ae0-d978-433b-9e1c-5870766ca3b6/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:04:48,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:04:48,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:04:48,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:04:48,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:04:49,178 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:04:49,181 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:04:50,881 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:04:51,366 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:04:51,366 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 17:04:51,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:04:51 BoogieIcfgContainer [2022-10-17 17:04:51,370 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:04:51,371 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:04:51,371 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:04:51,383 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:04:51,383 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:04:51" (1/1) ... [2022-10-17 17:04:51,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:04:51,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:51,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 291 states and 513 transitions. [2022-10-17 17:04:51,505 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 513 transitions. [2022-10-17 17:04:51,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 17:04:51,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:51,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:51,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:53,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:53,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:53,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 372 states and 677 transitions. [2022-10-17 17:04:53,396 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 677 transitions. [2022-10-17 17:04:53,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 17:04:53,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:53,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:53,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:54,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:55,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:55,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 382 states and 695 transitions. [2022-10-17 17:04:55,438 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 695 transitions. [2022-10-17 17:04:55,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-10-17 17:04:55,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:55,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:55,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:55,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:56,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:56,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 429 states and 790 transitions. [2022-10-17 17:04:56,364 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 790 transitions. [2022-10-17 17:04:56,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-10-17 17:04:56,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:56,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:56,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:56,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:57,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:57,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 475 states and 880 transitions. [2022-10-17 17:04:57,433 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 880 transitions. [2022-10-17 17:04:57,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-10-17 17:04:57,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:57,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:57,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:57,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:57,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:57,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 474 states and 876 transitions. [2022-10-17 17:04:57,729 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 876 transitions. [2022-10-17 17:04:57,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-10-17 17:04:57,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:57,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:57,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:57,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:58,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:58,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 521 states and 972 transitions. [2022-10-17 17:04:58,699 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 972 transitions. [2022-10-17 17:04:58,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-10-17 17:04:58,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:58,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:58,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:58,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:59,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:59,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 567 states and 1061 transitions. [2022-10-17 17:04:59,311 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1061 transitions. [2022-10-17 17:04:59,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-10-17 17:04:59,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:59,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:59,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:59,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:59,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:59,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 566 states and 1056 transitions. [2022-10-17 17:04:59,593 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1056 transitions. [2022-10-17 17:04:59,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-10-17 17:04:59,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:59,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:59,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:59,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:00,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:00,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 568 states and 1061 transitions. [2022-10-17 17:05:00,010 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1061 transitions. [2022-10-17 17:05:00,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-10-17 17:05:00,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:00,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:00,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:00,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:01,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:01,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 614 states and 1151 transitions. [2022-10-17 17:05:01,254 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1151 transitions. [2022-10-17 17:05:01,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-10-17 17:05:01,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:01,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:01,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:01,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:01,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:01,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 612 states and 1143 transitions. [2022-10-17 17:05:01,554 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 1143 transitions. [2022-10-17 17:05:01,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-10-17 17:05:01,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:01,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:01,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:01,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:03,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:03,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 660 states and 1236 transitions. [2022-10-17 17:05:03,083 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1236 transitions. [2022-10-17 17:05:03,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-10-17 17:05:03,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:03,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:03,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:03,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:03,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:03,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 658 states and 1230 transitions. [2022-10-17 17:05:03,376 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1230 transitions. [2022-10-17 17:05:03,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-10-17 17:05:03,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:03,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:03,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:03,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:05,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:05,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322 states to 705 states and 1322 transitions. [2022-10-17 17:05:05,482 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1322 transitions. [2022-10-17 17:05:05,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-10-17 17:05:05,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:05,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:05,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:05,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:06,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:06,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 751 states and 1408 transitions. [2022-10-17 17:05:06,738 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1408 transitions. [2022-10-17 17:05:06,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-10-17 17:05:06,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:06,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:06,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:06,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:06,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:06,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 728 states and 1366 transitions. [2022-10-17 17:05:06,952 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1366 transitions. [2022-10-17 17:05:06,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-10-17 17:05:06,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:06,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:06,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:07,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:08,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:08,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1465 states to 777 states and 1465 transitions. [2022-10-17 17:05:08,971 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 1465 transitions. [2022-10-17 17:05:08,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-10-17 17:05:08,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:08,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:09,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:09,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:10,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:10,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 818 states and 1544 transitions. [2022-10-17 17:05:10,241 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1544 transitions. [2022-10-17 17:05:10,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-10-17 17:05:10,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:10,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:10,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:11,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.