./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.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_2171914c-ae6e-430d-bd25-b82a2d957f6a/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2171914c-ae6e-430d-bd25-b82a2d957f6a/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_2171914c-ae6e-430d-bd25-b82a2d957f6a/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2171914c-ae6e-430d-bd25-b82a2d957f6a/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2171914c-ae6e-430d-bd25-b82a2d957f6a/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_2171914c-ae6e-430d-bd25-b82a2d957f6a/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 d144a9b442ad5e7a324b9f0a5b2a5b05c631501eee24b8563227962afec9ac14 --- 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 16:31:50,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:31:50,919 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:31:50,955 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:31:50,956 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:31:50,957 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:31:50,960 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:31:50,963 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:31:50,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:31:50,967 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:31:50,969 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:31:50,970 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:31:50,972 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:31:50,976 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:31:50,978 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:31:50,982 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:31:50,985 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:31:50,988 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:31:50,994 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:31:51,001 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:31:51,003 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:31:51,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:31:51,008 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:31:51,009 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:31:51,015 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:31:51,016 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:31:51,016 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:31:51,017 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:31:51,018 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:31:51,024 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:31:51,024 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:31:51,026 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:31:51,027 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:31:51,030 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:31:51,032 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:31:51,033 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:31:51,035 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:31:51,035 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:31:51,035 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:31:51,037 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:31:51,038 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:31:51,039 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2171914c-ae6e-430d-bd25-b82a2d957f6a/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:31:51,090 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:31:51,090 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:31:51,092 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:31:51,092 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:31:51,093 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:31:51,093 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:31:51,094 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:31:51,094 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:31:51,094 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:31:51,094 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:31:51,096 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:31:51,096 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:31:51,096 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:31:51,097 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:31:51,097 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:31:51,097 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:31:51,097 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:31:51,098 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:31:51,098 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:31:51,098 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:31:51,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:31:51,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:31:51,099 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:31:51,100 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:31:51,100 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:31:51,100 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:31:51,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:31:51,101 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:31:51,101 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_2171914c-ae6e-430d-bd25-b82a2d957f6a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2171914c-ae6e-430d-bd25-b82a2d957f6a/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d144a9b442ad5e7a324b9f0a5b2a5b05c631501eee24b8563227962afec9ac14 [2022-10-17 16:31:51,377 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:31:51,402 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:31:51,405 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:31:51,406 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:31:51,407 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:31:51,409 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2171914c-ae6e-430d-bd25-b82a2d957f6a/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2022-10-17 16:31:51,483 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2171914c-ae6e-430d-bd25-b82a2d957f6a/bin/ukojak-92XMlrwhuB/data/081bec068/65accc666c9d44d3b6f9ed1e29a6bd00/FLAG45ca58103 [2022-10-17 16:31:52,172 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:31:52,172 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2171914c-ae6e-430d-bd25-b82a2d957f6a/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2022-10-17 16:31:52,197 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2171914c-ae6e-430d-bd25-b82a2d957f6a/bin/ukojak-92XMlrwhuB/data/081bec068/65accc666c9d44d3b6f9ed1e29a6bd00/FLAG45ca58103 [2022-10-17 16:31:52,357 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2171914c-ae6e-430d-bd25-b82a2d957f6a/bin/ukojak-92XMlrwhuB/data/081bec068/65accc666c9d44d3b6f9ed1e29a6bd00 [2022-10-17 16:31:52,362 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:31:52,365 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:31:52,370 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:31:52,370 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:31:52,373 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:31:52,374 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:31:52" (1/1) ... [2022-10-17 16:31:52,378 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f004c12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:52, skipping insertion in model container [2022-10-17 16:31:52,379 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:31:52" (1/1) ... [2022-10-17 16:31:52,389 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:31:52,558 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:31:53,339 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_2171914c-ae6e-430d-bd25-b82a2d957f6a/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[31736,31749] [2022-10-17 16:31:53,371 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_2171914c-ae6e-430d-bd25-b82a2d957f6a/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[32626,32639] [2022-10-17 16:31:53,420 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_2171914c-ae6e-430d-bd25-b82a2d957f6a/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[34328,34341] [2022-10-17 16:31:53,452 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_2171914c-ae6e-430d-bd25-b82a2d957f6a/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[35602,35615] [2022-10-17 16:31:53,649 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_2171914c-ae6e-430d-bd25-b82a2d957f6a/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[48839,48852] [2022-10-17 16:31:53,786 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_2171914c-ae6e-430d-bd25-b82a2d957f6a/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[57613,57626] [2022-10-17 16:31:53,809 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_2171914c-ae6e-430d-bd25-b82a2d957f6a/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[58506,58519] [2022-10-17 16:31:53,843 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_2171914c-ae6e-430d-bd25-b82a2d957f6a/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[60211,60224] [2022-10-17 16:31:53,866 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_2171914c-ae6e-430d-bd25-b82a2d957f6a/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[61104,61117] [2022-10-17 16:31:53,915 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_2171914c-ae6e-430d-bd25-b82a2d957f6a/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[63621,63634] [2022-10-17 16:31:53,938 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_2171914c-ae6e-430d-bd25-b82a2d957f6a/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[64514,64527] [2022-10-17 16:31:53,976 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_2171914c-ae6e-430d-bd25-b82a2d957f6a/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[66219,66232] [2022-10-17 16:31:54,075 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:31:54,092 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:31:54,734 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_2171914c-ae6e-430d-bd25-b82a2d957f6a/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[31736,31749] [2022-10-17 16:31:54,754 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_2171914c-ae6e-430d-bd25-b82a2d957f6a/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[32626,32639] [2022-10-17 16:31:54,783 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_2171914c-ae6e-430d-bd25-b82a2d957f6a/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[34328,34341] [2022-10-17 16:31:54,808 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_2171914c-ae6e-430d-bd25-b82a2d957f6a/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[35602,35615] [2022-10-17 16:31:54,962 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_2171914c-ae6e-430d-bd25-b82a2d957f6a/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[48839,48852] [2022-10-17 16:31:55,100 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_2171914c-ae6e-430d-bd25-b82a2d957f6a/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[57613,57626] [2022-10-17 16:31:55,119 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_2171914c-ae6e-430d-bd25-b82a2d957f6a/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[58506,58519] [2022-10-17 16:31:55,149 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_2171914c-ae6e-430d-bd25-b82a2d957f6a/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[60211,60224] [2022-10-17 16:31:55,168 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_2171914c-ae6e-430d-bd25-b82a2d957f6a/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[61104,61117] [2022-10-17 16:31:55,208 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_2171914c-ae6e-430d-bd25-b82a2d957f6a/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[63621,63634] [2022-10-17 16:31:55,227 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_2171914c-ae6e-430d-bd25-b82a2d957f6a/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[64514,64527] [2022-10-17 16:31:55,257 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_2171914c-ae6e-430d-bd25-b82a2d957f6a/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[66219,66232] [2022-10-17 16:31:55,320 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:31:55,342 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:31:55,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:55 WrapperNode [2022-10-17 16:31:55,343 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:31:55,344 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:31:55,345 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:31:55,345 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:31:55,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:55" (1/1) ... [2022-10-17 16:31:55,390 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:55" (1/1) ... [2022-10-17 16:31:55,500 INFO L138 Inliner]: procedures = 24, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 3846 [2022-10-17 16:31:55,501 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:31:55,503 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:31:55,503 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:31:55,503 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:31:55,514 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:55" (1/1) ... [2022-10-17 16:31:55,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:55" (1/1) ... [2022-10-17 16:31:55,532 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:55" (1/1) ... [2022-10-17 16:31:55,532 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:55" (1/1) ... [2022-10-17 16:31:55,604 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:55" (1/1) ... [2022-10-17 16:31:55,645 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:55" (1/1) ... [2022-10-17 16:31:55,658 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:55" (1/1) ... [2022-10-17 16:31:55,672 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:55" (1/1) ... [2022-10-17 16:31:55,696 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:31:55,697 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:31:55,697 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:31:55,697 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:31:55,699 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:55" (1/1) ... [2022-10-17 16:31:55,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:31:55,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2171914c-ae6e-430d-bd25-b82a2d957f6a/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:31:55,765 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2171914c-ae6e-430d-bd25-b82a2d957f6a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:31:55,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2171914c-ae6e-430d-bd25-b82a2d957f6a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:31:55,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:31:55,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:31:55,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:31:55,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:31:56,104 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:31:56,107 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:31:59,072 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:32:00,297 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:32:00,298 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:32:00,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:32:00 BoogieIcfgContainer [2022-10-17 16:32:00,303 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:32:00,304 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:32:00,305 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:32:00,315 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:32:00,316 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:32:00" (1/1) ... [2022-10-17 16:32:00,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:32:00,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:00,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 716 states and 1232 transitions. [2022-10-17 16:32:00,486 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1232 transitions. [2022-10-17 16:32:00,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2022-10-17 16:32:00,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:00,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:01,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:05,756 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 16:32:06,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:06,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 881 states and 1578 transitions. [2022-10-17 16:32:06,583 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1578 transitions. [2022-10-17 16:32:06,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2022-10-17 16:32:06,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:06,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:07,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:07,986 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 16:32:08,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:08,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1781 states to 974 states and 1781 transitions. [2022-10-17 16:32:08,480 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1781 transitions. [2022-10-17 16:32:08,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2022-10-17 16:32:08,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:08,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:08,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:08,857 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 16:32:09,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:09,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 1072 states and 1995 transitions. [2022-10-17 16:32:09,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 1995 transitions. [2022-10-17 16:32:09,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2022-10-17 16:32:09,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:09,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:09,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:09,964 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 16:32:10,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:10,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2001 states to 1075 states and 2001 transitions. [2022-10-17 16:32:10,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 2001 transitions. [2022-10-17 16:32:10,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2022-10-17 16:32:10,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:10,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:10,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:10,675 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 16:32:12,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:12,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2211 states to 1172 states and 2211 transitions. [2022-10-17 16:32:12,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 2211 transitions. [2022-10-17 16:32:12,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2022-10-17 16:32:12,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:12,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:12,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:12,235 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 16:32:12,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:12,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2218 states to 1175 states and 2218 transitions. [2022-10-17 16:32:12,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 2218 transitions. [2022-10-17 16:32:12,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2022-10-17 16:32:12,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:12,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:12,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:12,790 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 16:32:14,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:14,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2397 states to 1260 states and 2397 transitions. [2022-10-17 16:32:14,329 INFO L276 IsEmpty]: Start isEmpty. Operand 1260 states and 2397 transitions. [2022-10-17 16:32:14,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2022-10-17 16:32:14,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:14,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:14,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:14,573 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 16:32:15,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:15,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2410 states to 1265 states and 2410 transitions. [2022-10-17 16:32:15,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 2410 transitions. [2022-10-17 16:32:15,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2022-10-17 16:32:15,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:15,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:15,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:15,311 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 16:32:15,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:15,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2419 states to 1268 states and 2419 transitions. [2022-10-17 16:32:15,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 2419 transitions. [2022-10-17 16:32:15,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2022-10-17 16:32:15,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:15,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:15,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:16,172 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 16:32:17,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:17,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2566 states to 1340 states and 2566 transitions. [2022-10-17 16:32:17,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 2566 transitions. [2022-10-17 16:32:17,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2022-10-17 16:32:17,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:17,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:17,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:17,652 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 16:32:18,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:18,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2580 states to 1345 states and 2580 transitions. [2022-10-17 16:32:18,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 2580 transitions. [2022-10-17 16:32:18,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2022-10-17 16:32:18,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:18,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:18,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat