./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test10-1.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_28ccf3a8-7434-474d-ab7e-31bd2ad8f3eb/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ccf3a8-7434-474d-ab7e-31bd2ad8f3eb/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_28ccf3a8-7434-474d-ab7e-31bd2ad8f3eb/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ccf3a8-7434-474d-ab7e-31bd2ad8f3eb/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test10-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ccf3a8-7434-474d-ab7e-31bd2ad8f3eb/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_28ccf3a8-7434-474d-ab7e-31bd2ad8f3eb/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 ce6a3162e09155ad765d255c42023f1cbec9d995c66c63f43c14fadd8640484e --- 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 16:42:06,960 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:42:06,963 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:42:06,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:42:06,999 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:42:07,001 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:42:07,003 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:42:07,006 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:42:07,009 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:42:07,011 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:42:07,012 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:42:07,014 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:42:07,015 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:42:07,017 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:42:07,019 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:42:07,021 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:42:07,022 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:42:07,024 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:42:07,027 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:42:07,030 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:42:07,033 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:42:07,035 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:42:07,037 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:42:07,038 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:42:07,044 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:42:07,048 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:42:07,051 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:42:07,052 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:42:07,054 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:42:07,057 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:42:07,057 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:42:07,058 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:42:07,059 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:42:07,061 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:42:07,062 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:42:07,063 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:42:07,064 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:42:07,064 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:42:07,064 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:42:07,066 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:42:07,067 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:42:07,068 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ccf3a8-7434-474d-ab7e-31bd2ad8f3eb/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:42:07,100 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:42:07,101 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:42:07,102 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:42:07,102 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:42:07,103 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:42:07,103 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:42:07,103 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:42:07,103 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:42:07,104 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:42:07,104 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:42:07,104 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:42:07,104 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:42:07,105 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:42:07,105 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:42:07,105 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:42:07,105 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:42:07,106 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:42:07,106 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:42:07,106 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:42:07,106 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:42:07,107 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:42:07,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:42:07,107 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:42:07,107 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:42:07,108 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:42:07,108 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:42:07,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:42:07,108 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:42:07,109 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ccf3a8-7434-474d-ab7e-31bd2ad8f3eb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ccf3a8-7434-474d-ab7e-31bd2ad8f3eb/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce6a3162e09155ad765d255c42023f1cbec9d995c66c63f43c14fadd8640484e [2022-10-17 16:42:07,429 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:42:07,456 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:42:07,459 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:42:07,461 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:42:07,462 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:42:07,463 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ccf3a8-7434-474d-ab7e-31bd2ad8f3eb/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test10-1.i [2022-10-17 16:42:07,541 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ccf3a8-7434-474d-ab7e-31bd2ad8f3eb/bin/ukojak-92XMlrwhuB/data/1096758ab/706c1be142664a33bdf52b36e7b3969b/FLAG94b4706d4 [2022-10-17 16:42:08,325 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:42:08,325 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ccf3a8-7434-474d-ab7e-31bd2ad8f3eb/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test10-1.i [2022-10-17 16:42:08,357 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ccf3a8-7434-474d-ab7e-31bd2ad8f3eb/bin/ukojak-92XMlrwhuB/data/1096758ab/706c1be142664a33bdf52b36e7b3969b/FLAG94b4706d4 [2022-10-17 16:42:08,526 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ccf3a8-7434-474d-ab7e-31bd2ad8f3eb/bin/ukojak-92XMlrwhuB/data/1096758ab/706c1be142664a33bdf52b36e7b3969b [2022-10-17 16:42:08,529 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:42:08,531 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:42:08,533 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:42:08,534 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:42:08,537 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:42:08,538 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:42:08" (1/1) ... [2022-10-17 16:42:08,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2096a815 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:08, skipping insertion in model container [2022-10-17 16:42:08,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:42:08" (1/1) ... [2022-10-17 16:42:08,564 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:42:08,663 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:42:09,292 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_28ccf3a8-7434-474d-ab7e-31bd2ad8f3eb/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test10-1.i[33022,33035] [2022-10-17 16:42:09,606 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:42:09,616 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:42:09,658 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_28ccf3a8-7434-474d-ab7e-31bd2ad8f3eb/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test10-1.i[33022,33035] [2022-10-17 16:42:09,872 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:42:09,967 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:42:09,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:09 WrapperNode [2022-10-17 16:42:09,968 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:42:09,970 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:42:09,970 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:42:09,972 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:42:09,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:09" (1/1) ... [2022-10-17 16:42:10,072 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:09" (1/1) ... [2022-10-17 16:42:10,237 INFO L138 Inliner]: procedures = 177, calls = 524, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 2175 [2022-10-17 16:42:10,238 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:42:10,240 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:42:10,240 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:42:10,240 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:42:10,251 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:09" (1/1) ... [2022-10-17 16:42:10,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:09" (1/1) ... [2022-10-17 16:42:10,290 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:09" (1/1) ... [2022-10-17 16:42:10,291 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:09" (1/1) ... [2022-10-17 16:42:10,394 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:09" (1/1) ... [2022-10-17 16:42:10,441 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:09" (1/1) ... [2022-10-17 16:42:10,454 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:09" (1/1) ... [2022-10-17 16:42:10,477 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:09" (1/1) ... [2022-10-17 16:42:10,510 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:42:10,512 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:42:10,513 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:42:10,513 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:42:10,514 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:09" (1/1) ... [2022-10-17 16:42:10,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:42:10,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ccf3a8-7434-474d-ab7e-31bd2ad8f3eb/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:42:10,556 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ccf3a8-7434-474d-ab7e-31bd2ad8f3eb/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:42:10,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ccf3a8-7434-474d-ab7e-31bd2ad8f3eb/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:42:10,631 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2022-10-17 16:42:10,631 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2022-10-17 16:42:10,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:42:10,632 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:42:10,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:42:10,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:42:10,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 16:42:10,633 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 16:42:10,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:42:10,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:42:10,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:42:10,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:42:10,634 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 16:42:10,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:42:10,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:42:10,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:42:10,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:42:10,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:42:11,198 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:42:11,201 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:42:14,529 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:42:15,436 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:42:15,436 INFO L300 CfgBuilder]: Removed 151 assume(true) statements. [2022-10-17 16:42:15,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:42:15 BoogieIcfgContainer [2022-10-17 16:42:15,441 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:42:15,443 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:42:15,443 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:42:15,453 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:42:15,454 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:42:15" (1/1) ... [2022-10-17 16:42:15,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:42:15,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:15,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 251 states and 452 transitions. [2022-10-17 16:42:15,555 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 452 transitions. [2022-10-17 16:42:15,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:42:15,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:15,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:15,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:15,816 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 16:42:15,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:15,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 251 states and 448 transitions. [2022-10-17 16:42:15,856 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 448 transitions. [2022-10-17 16:42:15,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:42:15,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:15,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:15,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:15,970 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 16:42:15,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:16,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 251 states and 444 transitions. [2022-10-17 16:42:16,003 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 444 transitions. [2022-10-17 16:42:16,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:42:16,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:16,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:16,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:16,354 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 16:42:16,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:16,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 253 states and 443 transitions. [2022-10-17 16:42:16,409 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 443 transitions. [2022-10-17 16:42:16,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:42:16,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:16,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:16,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:16,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:42:16,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:16,684 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 16:42:16,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:16,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 253 states and 438 transitions. [2022-10-17 16:42:16,708 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 438 transitions. [2022-10-17 16:42:16,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:42:16,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:16,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:16,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:16,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:42:16,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:16,964 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 16:42:16,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:16,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 253 states and 434 transitions. [2022-10-17 16:42:16,984 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 434 transitions. [2022-10-17 16:42:16,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:42:16,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:16,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:17,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:17,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:42:17,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:17,239 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 16:42:17,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:17,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 253 states and 428 transitions. [2022-10-17 16:42:17,256 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 428 transitions. [2022-10-17 16:42:17,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:42:17,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:17,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:18,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:18,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 1544 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:42:18,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:18,071 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 16:42:18,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:18,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 253 states and 422 transitions. [2022-10-17 16:42:18,145 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 422 transitions. [2022-10-17 16:42:18,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:42:18,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:18,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:18,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:18,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 1687 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:42:18,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:19,078 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 16:42:19,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:19,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 266 states and 439 transitions. [2022-10-17 16:42:19,315 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 439 transitions. [2022-10-17 16:42:19,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:42:19,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:19,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:19,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:19,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:42:19,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:19,648 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 16:42:19,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:19,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 266 states and 437 transitions. [2022-10-17 16:42:19,665 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 437 transitions. [2022-10-17 16:42:19,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:42:19,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:19,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:19,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:19,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 497 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:42:19,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:19,975 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 16:42:19,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:19,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 266 states and 435 transitions. [2022-10-17 16:42:19,986 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 435 transitions. [2022-10-17 16:42:19,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:42:19,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:19,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:20,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:20,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 1701 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:42:20,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:20,722 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:20,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:20,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 266 states and 433 transitions. [2022-10-17 16:42:20,736 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 433 transitions. [2022-10-17 16:42:20,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:42:20,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:20,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:21,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:21,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 1691 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:42:21,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:21,398 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 16:42:21,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:21,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 266 states and 428 transitions. [2022-10-17 16:42:21,408 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 428 transitions. [2022-10-17 16:42:21,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:42:21,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:21,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:22,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:22,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 1707 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:42:22,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:22,358 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:42:22,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:22,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 269 states and 430 transitions. [2022-10-17 16:42:22,384 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 430 transitions. [2022-10-17 16:42:22,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:42:22,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:22,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:23,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:23,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 1738 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:42:23,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:23,173 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 16:42:23,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:23,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 269 states and 424 transitions. [2022-10-17 16:42:23,185 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 424 transitions. [2022-10-17 16:42:23,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:42:23,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:23,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:23,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:23,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 824 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 16:42:23,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:23,784 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-10-17 16:42:23,793 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:42:23,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:42:23,853 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-10-17 16:42:23,880 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:42:24,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:24,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 272 states and 430 transitions. [2022-10-17 16:42:24,346 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 430 transitions. [2022-10-17 16:42:24,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 16:42:24,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:24,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:25,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:25,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 3020 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:42:25,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:25,499 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 16:42:25,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:25,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 272 states and 424 transitions. [2022-10-17 16:42:25,572 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 424 transitions. [2022-10-17 16:42:25,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-17 16:42:25,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:25,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:26,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:26,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 3163 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:42:26,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:27,029 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 16:42:27,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:27,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 285 states and 442 transitions. [2022-10-17 16:42:27,687 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 442 transitions. [2022-10-17 16:42:27,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-17 16:42:27,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:27,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:28,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:28,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 1946 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:42:28,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:28,577 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 16:42:28,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:28,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 285 states and 440 transitions. [2022-10-17 16:42:28,595 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 440 transitions. [2022-10-17 16:42:28,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-10-17 16:42:28,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:28,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:29,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:29,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 1973 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:42:29,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:29,413 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 16:42:29,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:29,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 285 states and 438 transitions. [2022-10-17 16:42:29,443 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 438 transitions. [2022-10-17 16:42:29,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 16:42:29,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:29,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:30,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:30,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 3177 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:42:30,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:30,908 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:30,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:30,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 285 states and 436 transitions. [2022-10-17 16:42:30,927 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 436 transitions. [2022-10-17 16:42:30,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-17 16:42:30,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:30,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:32,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:32,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 3183 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:42:32,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:32,265 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:42:32,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:32,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 288 states and 438 transitions. [2022-10-17 16:42:32,293 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 438 transitions. [2022-10-17 16:42:32,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-10-17 16:42:32,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:32,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:33,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:33,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 2300 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:42:33,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:42:33,415 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:42:35,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:35,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 351 states and 525 transitions. [2022-10-17 16:42:35,328 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 525 transitions. [2022-10-17 16:42:35,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-10-17 16:42:35,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:35,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms