./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-2.i --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_a7b79afa-1f54-46f9-a436-85714d7ad5b5/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b79afa-1f54-46f9-a436-85714d7ad5b5/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_a7b79afa-1f54-46f9-a436-85714d7ad5b5/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b79afa-1f54-46f9-a436-85714d7ad5b5/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b79afa-1f54-46f9-a436-85714d7ad5b5/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_a7b79afa-1f54-46f9-a436-85714d7ad5b5/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 1fe25077175322d8d5e3cefee67a534dcd61077607911040f354db1679589b09 --- 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 16:57:28,572 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:57:28,574 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:57:28,604 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:57:28,604 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:57:28,606 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:57:28,613 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:57:28,615 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:57:28,617 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:57:28,618 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:57:28,620 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:57:28,621 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:57:28,622 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:57:28,623 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:57:28,625 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:57:28,627 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:57:28,628 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:57:28,629 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:57:28,631 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:57:28,634 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:57:28,636 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:57:28,638 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:57:28,640 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:57:28,641 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:57:28,647 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:57:28,647 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:57:28,648 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:57:28,649 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:57:28,649 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:57:28,651 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:57:28,651 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:57:28,652 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:57:28,653 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:57:28,654 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:57:28,655 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:57:28,656 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:57:28,656 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:57:28,657 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:57:28,657 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:57:28,658 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:57:28,659 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:57:28,660 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b79afa-1f54-46f9-a436-85714d7ad5b5/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:57:28,687 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:57:28,690 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:57:28,691 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:57:28,691 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:57:28,692 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:57:28,692 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:57:28,692 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:57:28,692 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:57:28,692 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:57:28,693 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:57:28,693 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:57:28,693 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:57:28,693 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:57:28,693 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:57:28,693 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:57:28,694 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:57:28,694 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:57:28,694 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:57:28,694 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:57:28,694 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:57:28,694 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:57:28,695 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:57:28,695 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:57:28,695 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:57:28,695 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:57:28,695 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:57:28,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:57:28,696 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:57:28,696 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_a7b79afa-1f54-46f9-a436-85714d7ad5b5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b79afa-1f54-46f9-a436-85714d7ad5b5/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1fe25077175322d8d5e3cefee67a534dcd61077607911040f354db1679589b09 [2022-10-17 16:57:28,959 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:57:28,991 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:57:28,994 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:57:28,995 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:57:28,997 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:57:29,000 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b79afa-1f54-46f9-a436-85714d7ad5b5/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-2.i [2022-10-17 16:57:29,098 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b79afa-1f54-46f9-a436-85714d7ad5b5/bin/ukojak-92XMlrwhuB/data/6695c8b5f/291bcf58200a43a4bfa50e778dc09c7f/FLAGea4ab8dec [2022-10-17 16:57:29,766 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:57:29,769 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b79afa-1f54-46f9-a436-85714d7ad5b5/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-2.i [2022-10-17 16:57:29,792 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b79afa-1f54-46f9-a436-85714d7ad5b5/bin/ukojak-92XMlrwhuB/data/6695c8b5f/291bcf58200a43a4bfa50e778dc09c7f/FLAGea4ab8dec [2022-10-17 16:57:29,938 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b79afa-1f54-46f9-a436-85714d7ad5b5/bin/ukojak-92XMlrwhuB/data/6695c8b5f/291bcf58200a43a4bfa50e778dc09c7f [2022-10-17 16:57:29,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:57:29,942 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:57:29,944 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:57:29,945 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:57:29,948 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:57:29,949 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:57:29" (1/1) ... [2022-10-17 16:57:29,950 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@671fbe3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:29, skipping insertion in model container [2022-10-17 16:57:29,950 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:57:29" (1/1) ... [2022-10-17 16:57:29,958 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:57:30,027 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:57:30,611 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_a7b79afa-1f54-46f9-a436-85714d7ad5b5/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-2.i[33021,33034] [2022-10-17 16:57:30,840 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_a7b79afa-1f54-46f9-a436-85714d7ad5b5/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-2.i[49681,49694] [2022-10-17 16:57:30,868 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:57:30,881 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:57:30,908 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_a7b79afa-1f54-46f9-a436-85714d7ad5b5/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-2.i[33021,33034] [2022-10-17 16:57:31,014 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_a7b79afa-1f54-46f9-a436-85714d7ad5b5/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-2.i[49681,49694] [2022-10-17 16:57:31,024 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:57:31,091 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:57:31,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:31 WrapperNode [2022-10-17 16:57:31,093 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:57:31,095 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:57:31,095 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:57:31,095 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:57:31,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:31" (1/1) ... [2022-10-17 16:57:31,183 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:31" (1/1) ... [2022-10-17 16:57:31,303 INFO L138 Inliner]: procedures = 177, calls = 439, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1557 [2022-10-17 16:57:31,303 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:57:31,305 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:57:31,305 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:57:31,305 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:57:31,315 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:31" (1/1) ... [2022-10-17 16:57:31,315 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:31" (1/1) ... [2022-10-17 16:57:31,338 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:31" (1/1) ... [2022-10-17 16:57:31,338 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:31" (1/1) ... [2022-10-17 16:57:31,435 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:31" (1/1) ... [2022-10-17 16:57:31,468 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:31" (1/1) ... [2022-10-17 16:57:31,479 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:31" (1/1) ... [2022-10-17 16:57:31,489 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:31" (1/1) ... [2022-10-17 16:57:31,509 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:57:31,510 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:57:31,510 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:57:31,510 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:57:31,513 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:31" (1/1) ... [2022-10-17 16:57:31,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:57:31,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b79afa-1f54-46f9-a436-85714d7ad5b5/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:57:31,568 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b79afa-1f54-46f9-a436-85714d7ad5b5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:57:31,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b79afa-1f54-46f9-a436-85714d7ad5b5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:57:31,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:57:31,631 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:57:31,631 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:57:31,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:57:31,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 16:57:31,632 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 16:57:31,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:57:31,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:57:31,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:57:31,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:57:31,633 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 16:57:31,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:57:31,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:57:31,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:57:31,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:57:31,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:57:31,968 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:57:31,971 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:57:34,264 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:57:34,958 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:57:34,958 INFO L300 CfgBuilder]: Removed 92 assume(true) statements. [2022-10-17 16:57:34,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:57:34 BoogieIcfgContainer [2022-10-17 16:57:34,965 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:57:34,966 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:57:34,967 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:57:34,978 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:57:34,979 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:57:34" (1/1) ... [2022-10-17 16:57:34,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:57:35,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:35,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 165 states and 292 transitions. [2022-10-17 16:57:35,071 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 292 transitions. [2022-10-17 16:57:35,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:57:35,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:35,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:35,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:35,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:35,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:57:35,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:35,333 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 16:57:35,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:35,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 165 states and 289 transitions. [2022-10-17 16:57:35,363 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 289 transitions. [2022-10-17 16:57:35,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:57:35,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:35,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:35,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:35,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:35,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:57:35,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:35,476 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 16:57:35,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:35,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 165 states and 285 transitions. [2022-10-17 16:57:35,492 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 285 transitions. [2022-10-17 16:57:35,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:57:35,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:35,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:35,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:35,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:35,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:57:35,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:35,653 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 16:57:35,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:35,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 165 states and 281 transitions. [2022-10-17 16:57:35,665 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 281 transitions. [2022-10-17 16:57:35,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:57:35,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:35,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:35,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:35,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:35,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:57:35,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:35,802 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 16:57:35,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:35,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 165 states and 279 transitions. [2022-10-17 16:57:35,822 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 279 transitions. [2022-10-17 16:57:35,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:57:35,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:35,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:35,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:35,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:35,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 16:57:35,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:36,001 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 16:57:36,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:36,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 166 states and 281 transitions. [2022-10-17 16:57:36,034 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 281 transitions. [2022-10-17 16:57:36,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:57:36,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:36,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:36,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:36,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:57:36,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:36,218 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:36,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:36,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 166 states and 277 transitions. [2022-10-17 16:57:36,227 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 277 transitions. [2022-10-17 16:57:36,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:57:36,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:36,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:36,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:36,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:57:36,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:36,387 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:36,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:36,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 166 states and 269 transitions. [2022-10-17 16:57:36,396 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 269 transitions. [2022-10-17 16:57:36,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:57:36,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:36,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:36,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:36,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:57:36,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:36,592 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:36,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:36,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 166 states and 257 transitions. [2022-10-17 16:57:36,600 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 257 transitions. [2022-10-17 16:57:36,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:57:36,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:36,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:37,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:37,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 2826 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:57:37,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:37,781 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:37,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:37,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 166 states and 245 transitions. [2022-10-17 16:57:37,908 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 245 transitions. [2022-10-17 16:57:37,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:57:37,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:37,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:39,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:39,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 3112 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:57:39,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:39,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:39,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:39,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 210 states and 299 transitions. [2022-10-17 16:57:39,874 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 299 transitions. [2022-10-17 16:57:39,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:57:39,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:39,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:40,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:40,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 1895 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:57:40,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:40,628 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:40,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:40,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 210 states and 297 transitions. [2022-10-17 16:57:40,638 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 297 transitions. [2022-10-17 16:57:40,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:57:40,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:40,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:41,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:41,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 1895 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:57:41,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:41,473 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:41,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:41,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 210 states and 295 transitions. [2022-10-17 16:57:41,488 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 295 transitions. [2022-10-17 16:57:41,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:57:41,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:41,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:42,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:42,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 1922 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:57:42,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:42,317 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:42,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:42,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 210 states and 293 transitions. [2022-10-17 16:57:42,337 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 293 transitions. [2022-10-17 16:57:42,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:57:42,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:42,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:43,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:43,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 1922 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:57:43,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:43,029 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:43,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:43,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 210 states and 291 transitions. [2022-10-17 16:57:43,038 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 291 transitions. [2022-10-17 16:57:43,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:57:43,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:43,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:44,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:44,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 3126 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:57:44,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:44,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:44,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:44,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 210 states and 289 transitions. [2022-10-17 16:57:44,262 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 289 transitions. [2022-10-17 16:57:44,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:57:44,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:44,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:45,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:45,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 3126 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:57:45,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:45,607 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:45,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:45,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 210 states and 287 transitions. [2022-10-17 16:57:45,618 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 287 transitions. [2022-10-17 16:57:45,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:57:45,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:45,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:46,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:46,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 3155 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:57:46,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:46,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:46,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:46,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 210 states and 285 transitions. [2022-10-17 16:57:46,843 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 285 transitions. [2022-10-17 16:57:46,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:57:46,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:46,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:47,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:47,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 3155 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:57:47,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:47,988 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:48,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:48,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 210 states and 283 transitions. [2022-10-17 16:57:48,092 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 283 transitions. [2022-10-17 16:57:48,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:57:48,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:48,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:49,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:49,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 3132 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:57:49,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:49,318 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:57:49,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:49,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 213 states and 285 transitions. [2022-10-17 16:57:49,332 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 285 transitions. [2022-10-17 16:57:49,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:57:49,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:49,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:50,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:50,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 3132 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:57:50,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:50,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:57:50,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:50,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 216 states and 287 transitions. [2022-10-17 16:57:50,491 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 287 transitions. [2022-10-17 16:57:50,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-10-17 16:57:50,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:50,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:51,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:51,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 3367 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:57:51,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:51,737 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:51,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:51,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 216 states and 286 transitions. [2022-10-17 16:57:51,765 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 286 transitions. [2022-10-17 16:57:51,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-10-17 16:57:51,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:51,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:52,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:52,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 3367 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:57:52,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:52,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:52,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:52,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 216 states and 285 transitions. [2022-10-17 16:57:52,982 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 285 transitions. [2022-10-17 16:57:52,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 16:57:52,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:52,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:54,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:54,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 3373 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:57:54,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:54,246 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:54,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:54,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 225 states and 296 transitions. [2022-10-17 16:57:54,497 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 296 transitions. [2022-10-17 16:57:54,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 16:57:54,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:54,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:55,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:55,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 3373 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:57:55,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:55,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:56,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:56,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 234 states and 307 transitions. [2022-10-17 16:57:56,295 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 307 transitions. [2022-10-17 16:57:56,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-17 16:57:56,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:56,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:57,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:57,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 2249 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:57:57,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:57,266 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:57:57,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:57,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 243 states and 317 transitions. [2022-10-17 16:57:57,285 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 317 transitions. [2022-10-17 16:57:57,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-17 16:57:57,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:57,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:58,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:58,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 2249 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:57:58,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:57:58,392 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:57:58,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:58,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 252 states and 327 transitions. [2022-10-17 16:57:58,417 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 327 transitions. [2022-10-17 16:57:58,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-10-17 16:57:58,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:58,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms