./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd9fd43-7594-4b6c-a2da-d408b146c4ac/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd9fd43-7594-4b6c-a2da-d408b146c4ac/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_cdd9fd43-7594-4b6c-a2da-d408b146c4ac/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd9fd43-7594-4b6c-a2da-d408b146c4ac/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd9fd43-7594-4b6c-a2da-d408b146c4ac/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd9fd43-7594-4b6c-a2da-d408b146c4ac/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bb48026e7f870ff561a4cdd394c24cb5edb1d0f2fc8e8ef2bffe0b7b8438fda4 --- 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 16:32:38,547 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:32:38,550 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:32:38,608 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:32:38,609 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:32:38,614 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:32:38,617 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:32:38,623 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:32:38,626 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:32:38,632 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:32:38,633 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:32:38,636 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:32:38,637 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:32:38,640 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:32:38,642 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:32:38,644 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:32:38,647 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:32:38,648 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:32:38,650 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:32:38,659 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:32:38,661 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:32:38,663 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:32:38,667 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:32:38,668 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:32:38,679 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:32:38,680 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:32:38,680 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:32:38,682 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:32:38,683 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:32:38,684 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:32:38,685 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:32:38,696 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:32:38,697 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:32:38,698 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:32:38,701 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:32:38,701 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:32:38,702 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:32:38,702 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:32:38,703 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:32:38,704 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:32:38,705 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:32:38,707 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd9fd43-7594-4b6c-a2da-d408b146c4ac/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-10-17 16:32:38,759 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:32:38,760 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:32:38,761 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:32:38,761 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:32:38,762 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:32:38,762 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:32:38,763 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:32:38,763 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:32:38,763 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:32:38,763 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:32:38,764 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:32:38,764 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:32:38,765 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:32:38,765 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:32:38,765 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:32:38,765 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 16:32:38,765 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:32:38,765 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:32:38,766 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:32:38,766 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:32:38,766 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:32:38,766 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:32:38,766 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:32:38,767 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:32:38,767 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:32:38,767 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:32:38,767 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:32:38,768 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:32:38,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:32:38,768 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:32:38,768 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_cdd9fd43-7594-4b6c-a2da-d408b146c4ac/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd9fd43-7594-4b6c-a2da-d408b146c4ac/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb48026e7f870ff561a4cdd394c24cb5edb1d0f2fc8e8ef2bffe0b7b8438fda4 [2022-10-17 16:32:39,043 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:32:39,065 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:32:39,068 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:32:39,069 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:32:39,070 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:32:39,072 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd9fd43-7594-4b6c-a2da-d408b146c4ac/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-2.i [2022-10-17 16:32:39,138 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd9fd43-7594-4b6c-a2da-d408b146c4ac/bin/ukojak-92XMlrwhuB/data/9fbc24b05/c155495872c8404a9a8a3b2163648f00/FLAG7d00e9758 [2022-10-17 16:32:39,802 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:32:39,807 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd9fd43-7594-4b6c-a2da-d408b146c4ac/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-2.i [2022-10-17 16:32:39,836 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd9fd43-7594-4b6c-a2da-d408b146c4ac/bin/ukojak-92XMlrwhuB/data/9fbc24b05/c155495872c8404a9a8a3b2163648f00/FLAG7d00e9758 [2022-10-17 16:32:40,011 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd9fd43-7594-4b6c-a2da-d408b146c4ac/bin/ukojak-92XMlrwhuB/data/9fbc24b05/c155495872c8404a9a8a3b2163648f00 [2022-10-17 16:32:40,014 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:32:40,015 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:32:40,018 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:32:40,018 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:32:40,021 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:32:40,023 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:32:40" (1/1) ... [2022-10-17 16:32:40,024 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15c8203a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:40, skipping insertion in model container [2022-10-17 16:32:40,025 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:32:40" (1/1) ... [2022-10-17 16:32:40,032 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:32:40,120 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:32:40,751 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_cdd9fd43-7594-4b6c-a2da-d408b146c4ac/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-2.i[44118,44131] [2022-10-17 16:32:40,774 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_cdd9fd43-7594-4b6c-a2da-d408b146c4ac/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-2.i[44660,44673] [2022-10-17 16:32:40,912 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_cdd9fd43-7594-4b6c-a2da-d408b146c4ac/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-2.i[56247,56260] [2022-10-17 16:32:40,922 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_cdd9fd43-7594-4b6c-a2da-d408b146c4ac/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-2.i[56368,56381] [2022-10-17 16:32:40,953 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:32:40,979 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:32:41,029 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_cdd9fd43-7594-4b6c-a2da-d408b146c4ac/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-2.i[44118,44131] [2022-10-17 16:32:41,032 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_cdd9fd43-7594-4b6c-a2da-d408b146c4ac/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-2.i[44660,44673] [2022-10-17 16:32:41,092 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd9fd43-7594-4b6c-a2da-d408b146c4ac/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-2.i[56247,56260] [2022-10-17 16:32:41,092 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd9fd43-7594-4b6c-a2da-d408b146c4ac/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-2.i[56368,56381] [2022-10-17 16:32:41,112 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:32:41,218 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:32:41,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:41 WrapperNode [2022-10-17 16:32:41,219 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:32:41,220 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:32:41,220 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:32:41,221 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:32:41,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:41" (1/1) ... [2022-10-17 16:32:41,286 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:41" (1/1) ... [2022-10-17 16:32:41,394 INFO L138 Inliner]: procedures = 282, calls = 347, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 1209 [2022-10-17 16:32:41,396 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:32:41,397 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:32:41,397 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:32:41,397 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:32:41,409 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:41" (1/1) ... [2022-10-17 16:32:41,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:41" (1/1) ... [2022-10-17 16:32:41,458 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:41" (1/1) ... [2022-10-17 16:32:41,459 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:41" (1/1) ... [2022-10-17 16:32:41,534 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:41" (1/1) ... [2022-10-17 16:32:41,564 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:41" (1/1) ... [2022-10-17 16:32:41,575 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:41" (1/1) ... [2022-10-17 16:32:41,584 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:41" (1/1) ... [2022-10-17 16:32:41,603 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:32:41,609 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:32:41,609 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:32:41,611 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:32:41,612 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:41" (1/1) ... [2022-10-17 16:32:41,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:32:41,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd9fd43-7594-4b6c-a2da-d408b146c4ac/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:32:41,645 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd9fd43-7594-4b6c-a2da-d408b146c4ac/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:32:41,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd9fd43-7594-4b6c-a2da-d408b146c4ac/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:32:41,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:32:41,698 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 16:32:41,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:32:41,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:32:41,698 INFO L130 BoogieDeclarations]: Found specification of procedure alt_bzero [2022-10-17 16:32:41,698 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_bzero [2022-10-17 16:32:41,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:32:41,699 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:32:41,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:32:41,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:32:41,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:32:41,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:32:41,700 INFO L130 BoogieDeclarations]: Found specification of procedure alt_malloc [2022-10-17 16:32:41,700 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_malloc [2022-10-17 16:32:41,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:32:41,700 INFO L130 BoogieDeclarations]: Found specification of procedure alt_free [2022-10-17 16:32:41,700 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_free [2022-10-17 16:32:41,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:32:41,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:32:41,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:32:41,920 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:32:41,928 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:32:43,892 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:32:44,424 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:32:44,425 INFO L300 CfgBuilder]: Removed 72 assume(true) statements. [2022-10-17 16:32:44,429 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:32:44 BoogieIcfgContainer [2022-10-17 16:32:44,429 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:32:44,431 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:32:44,432 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:32:44,443 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:32:44,443 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:32:44" (1/1) ... [2022-10-17 16:32:44,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:32:44,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:44,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 176 states and 279 transitions. [2022-10-17 16:32:44,541 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 279 transitions. [2022-10-17 16:32:44,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:32:44,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:44,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:44,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:44,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 17 conjunts are in the unsatisfiable core [2022-10-17 16:32:44,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:44,807 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 16:32:44,847 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:32:44,848 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:32:44,858 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 8 treesize of output 7 [2022-10-17 16:32:44,871 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 8 treesize of output 7 [2022-10-17 16:32:44,943 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 23 treesize of output 11 [2022-10-17 16:32:44,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:32:45,002 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 22 treesize of output 10 [2022-10-17 16:32:45,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:45,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:45,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 179 states and 284 transitions. [2022-10-17 16:32:45,079 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 284 transitions. [2022-10-17 16:32:45,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:32:45,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:45,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:45,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:45,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 15 conjunts are in the unsatisfiable core [2022-10-17 16:32:45,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:45,208 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 16:32:45,208 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 16:32:45,217 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 8 treesize of output 7 [2022-10-17 16:32:45,226 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 8 treesize of output 7 [2022-10-17 16:32:45,268 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 16 treesize of output 5 [2022-10-17 16:32:45,271 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 5 treesize of output 3 [2022-10-17 16:32:45,292 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 16:32:45,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:32:45,317 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 16:32:45,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:45,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:45,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 180 states and 286 transitions. [2022-10-17 16:32:45,357 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 286 transitions. [2022-10-17 16:32:45,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:32:45,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:45,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:45,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:45,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:32:45,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:45,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:45,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:45,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 180 states and 284 transitions. [2022-10-17 16:32:45,516 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 284 transitions. [2022-10-17 16:32:45,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:32:45,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:45,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:45,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:45,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:45,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:45,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 180 states and 279 transitions. [2022-10-17 16:32:45,826 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 279 transitions. [2022-10-17 16:32:45,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:32:45,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:45,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:45,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:45,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:32:45,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:45,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:45,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:45,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 180 states and 273 transitions. [2022-10-17 16:32:45,990 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 273 transitions. [2022-10-17 16:32:45,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:32:45,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:45,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:46,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:46,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:32:46,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:46,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:46,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:46,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 180 states and 271 transitions. [2022-10-17 16:32:46,132 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 271 transitions. [2022-10-17 16:32:46,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:32:46,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:46,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:46,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:46,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:32:46,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:46,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:46,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:46,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 180 states and 269 transitions. [2022-10-17 16:32:46,316 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 269 transitions. [2022-10-17 16:32:46,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:32:46,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:46,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:46,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:46,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:32:46,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:46,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:47,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:47,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 197 states and 296 transitions. [2022-10-17 16:32:47,061 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 296 transitions. [2022-10-17 16:32:47,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:32:47,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:47,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:47,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:47,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:32:47,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:47,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:48,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:48,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 215 states and 324 transitions. [2022-10-17 16:32:48,069 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 324 transitions. [2022-10-17 16:32:48,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:32:48,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:48,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:48,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:48,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:32:48,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:48,223 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 16:32:48,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:48,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 215 states and 322 transitions. [2022-10-17 16:32:48,232 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 322 transitions. [2022-10-17 16:32:48,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:32:48,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:48,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:48,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:48,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:32:48,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:48,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:48,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:48,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 215 states and 318 transitions. [2022-10-17 16:32:48,399 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 318 transitions. [2022-10-17 16:32:48,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:32:48,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:48,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:48,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:48,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:32:48,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:48,606 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:32:48,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:48,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 218 states and 320 transitions. [2022-10-17 16:32:48,646 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 320 transitions. [2022-10-17 16:32:48,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:32:48,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:48,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:48,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:48,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:32:48,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:48,876 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:32:48,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:48,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 221 states and 322 transitions. [2022-10-17 16:32:48,889 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 322 transitions. [2022-10-17 16:32:48,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:32:48,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:48,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:49,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:49,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 1628 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:32:49,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:49,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:49,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:49,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 221 states and 316 transitions. [2022-10-17 16:32:49,564 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 316 transitions. [2022-10-17 16:32:49,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:32:49,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:49,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:49,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:49,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:32:49,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:49,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:51,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:51,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 247 states and 361 transitions. [2022-10-17 16:32:51,102 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 361 transitions. [2022-10-17 16:32:51,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:32:51,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:51,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:51,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:51,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 1630 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:32:51,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:51,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:51,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:51,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 256 states and 373 transitions. [2022-10-17 16:32:51,975 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 373 transitions. [2022-10-17 16:32:51,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:32:51,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:51,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:52,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:52,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:32:52,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:52,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:53,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:53,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 283 states and 421 transitions. [2022-10-17 16:32:53,745 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 421 transitions. [2022-10-17 16:32:53,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:32:53,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:53,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:54,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:54,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 1631 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:32:54,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:54,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:54,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:54,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 292 states and 434 transitions. [2022-10-17 16:32:54,743 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 434 transitions. [2022-10-17 16:32:54,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:32:54,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:54,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:55,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:55,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 1600 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:32:55,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:55,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:56,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:56,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 306 states and 453 transitions. [2022-10-17 16:32:56,878 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 453 transitions. [2022-10-17 16:32:56,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:32:56,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:56,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:57,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:57,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:32:57,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:57,163 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:32:57,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:57,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 309 states and 455 transitions. [2022-10-17 16:32:57,183 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 455 transitions. [2022-10-17 16:32:57,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:32:57,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:57,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:57,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:57,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:32:57,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:57,396 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:32:57,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:57,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 312 states and 457 transitions. [2022-10-17 16:32:57,416 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 457 transitions. [2022-10-17 16:32:57,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:32:57,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:57,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:57,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:57,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 16:32:57,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:58,011 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:00,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:00,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 328 states and 503 transitions. [2022-10-17 16:33:00,090 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 503 transitions. [2022-10-17 16:33:00,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:33:00,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:00,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:00,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:00,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:33:00,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:00,469 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 16:33:01,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:01,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 343 states and 546 transitions. [2022-10-17 16:33:01,776 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 546 transitions. [2022-10-17 16:33:01,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:33:01,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:01,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:02,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:02,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 1620 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:33:02,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:02,481 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:33:02,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:02,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 346 states and 548 transitions. [2022-10-17 16:33:02,508 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 548 transitions. [2022-10-17 16:33:02,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:33:02,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:02,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:02,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:02,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:33:02,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:02,734 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 16:33:03,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:03,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 350 states and 558 transitions. [2022-10-17 16:33:03,131 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 558 transitions. [2022-10-17 16:33:03,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:33:03,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:03,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:03,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:03,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:33:03,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:03,465 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 16:33:03,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:03,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 350 states and 554 transitions. [2022-10-17 16:33:03,552 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 554 transitions. [2022-10-17 16:33:03,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:33:03,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:03,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:03,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:03,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 609 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:33:03,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:03,792 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:33:03,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:03,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 348 states and 550 transitions. [2022-10-17 16:33:03,817 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 550 transitions. [2022-10-17 16:33:03,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:33:03,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:03,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:04,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:04,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 621 conjuncts, 7 conjunts are in the unsatisfiable core [2022-10-17 16:33:04,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:04,448 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:07,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:07,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 364 states and 601 transitions. [2022-10-17 16:33:07,435 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 601 transitions. [2022-10-17 16:33:07,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:33:07,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:07,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:07,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:07,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 622 conjuncts, 7 conjunts are in the unsatisfiable core [2022-10-17 16:33:07,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:33:08,053 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.