./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-1.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_5b3938e7-5c11-4b6c-8a88-6ee56872c877/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3938e7-5c11-4b6c-8a88-6ee56872c877/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_5b3938e7-5c11-4b6c-8a88-6ee56872c877/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3938e7-5c11-4b6c-8a88-6ee56872c877/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3938e7-5c11-4b6c-8a88-6ee56872c877/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_5b3938e7-5c11-4b6c-8a88-6ee56872c877/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 8d4416b38cd75f122474354d64a020f92e3751959548582c6308a6e879679f77 --- 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 16:43:41,761 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:43:41,764 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:43:41,810 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:43:41,811 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:43:41,813 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:43:41,815 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:43:41,818 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:43:41,820 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:43:41,822 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:43:41,823 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:43:41,825 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:43:41,826 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:43:41,827 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:43:41,829 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:43:41,831 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:43:41,832 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:43:41,834 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:43:41,837 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:43:41,840 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:43:41,842 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:43:41,844 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:43:41,846 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:43:41,848 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:43:41,854 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:43:41,854 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:43:41,855 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:43:41,856 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:43:41,857 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:43:41,859 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:43:41,860 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:43:41,861 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:43:41,863 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:43:41,864 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:43:41,866 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:43:41,867 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:43:41,868 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:43:41,869 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:43:41,869 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:43:41,871 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:43:41,872 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:43:41,873 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3938e7-5c11-4b6c-8a88-6ee56872c877/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-10-17 16:43:41,904 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:43:41,904 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:43:41,905 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:43:41,905 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:43:41,906 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:43:41,907 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:43:41,907 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:43:41,908 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:43:41,908 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:43:41,908 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:43:41,909 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:43:41,909 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:43:41,910 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:43:41,910 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:43:41,910 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:43:41,910 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 16:43:41,911 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:43:41,911 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:43:41,911 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:43:41,912 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:43:41,912 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:43:41,912 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:43:41,913 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:43:41,913 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:43:41,913 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:43:41,914 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:43:41,914 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:43:41,914 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:43:41,914 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:43:41,915 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:43:41,915 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_5b3938e7-5c11-4b6c-8a88-6ee56872c877/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3938e7-5c11-4b6c-8a88-6ee56872c877/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d4416b38cd75f122474354d64a020f92e3751959548582c6308a6e879679f77 [2022-10-17 16:43:42,261 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:43:42,297 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:43:42,301 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:43:42,302 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:43:42,303 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:43:42,305 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3938e7-5c11-4b6c-8a88-6ee56872c877/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-1.i [2022-10-17 16:43:42,386 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3938e7-5c11-4b6c-8a88-6ee56872c877/bin/ukojak-92XMlrwhuB/data/648f1ba04/d7e91fc53b0947bd8779cd2dec1d366b/FLAG4014e164f [2022-10-17 16:43:43,063 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:43:43,065 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3938e7-5c11-4b6c-8a88-6ee56872c877/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-1.i [2022-10-17 16:43:43,090 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3938e7-5c11-4b6c-8a88-6ee56872c877/bin/ukojak-92XMlrwhuB/data/648f1ba04/d7e91fc53b0947bd8779cd2dec1d366b/FLAG4014e164f [2022-10-17 16:43:43,244 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3938e7-5c11-4b6c-8a88-6ee56872c877/bin/ukojak-92XMlrwhuB/data/648f1ba04/d7e91fc53b0947bd8779cd2dec1d366b [2022-10-17 16:43:43,248 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:43:43,250 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:43:43,256 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:43:43,257 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:43:43,261 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:43:43,262 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:43:43" (1/1) ... [2022-10-17 16:43:43,264 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76883aa4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:43, skipping insertion in model container [2022-10-17 16:43:43,264 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:43:43" (1/1) ... [2022-10-17 16:43:43,275 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:43:43,349 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:43:44,036 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_5b3938e7-5c11-4b6c-8a88-6ee56872c877/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-1.i[33021,33034] [2022-10-17 16:43:44,219 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:43:44,230 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:43:44,262 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_5b3938e7-5c11-4b6c-8a88-6ee56872c877/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test4-1.i[33021,33034] [2022-10-17 16:43:44,338 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:43:44,400 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:43:44,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:44 WrapperNode [2022-10-17 16:43:44,403 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:43:44,404 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:43:44,405 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:43:44,406 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:43:44,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:44" (1/1) ... [2022-10-17 16:43:44,454 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:44" (1/1) ... [2022-10-17 16:43:44,580 INFO L138 Inliner]: procedures = 177, calls = 349, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1159 [2022-10-17 16:43:44,580 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:43:44,582 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:43:44,582 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:43:44,582 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:43:44,592 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:44" (1/1) ... [2022-10-17 16:43:44,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:44" (1/1) ... [2022-10-17 16:43:44,636 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:44" (1/1) ... [2022-10-17 16:43:44,636 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:44" (1/1) ... [2022-10-17 16:43:44,726 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:44" (1/1) ... [2022-10-17 16:43:44,767 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:44" (1/1) ... [2022-10-17 16:43:44,776 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:44" (1/1) ... [2022-10-17 16:43:44,792 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:44" (1/1) ... [2022-10-17 16:43:44,808 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:43:44,809 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:43:44,809 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:43:44,810 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:43:44,811 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:44" (1/1) ... [2022-10-17 16:43:44,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:43:44,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3938e7-5c11-4b6c-8a88-6ee56872c877/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:43:44,859 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3938e7-5c11-4b6c-8a88-6ee56872c877/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:43:44,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3938e7-5c11-4b6c-8a88-6ee56872c877/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:43:44,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:43:44,916 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:43:44,916 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:43:44,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:43:44,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 16:43:44,917 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 16:43:44,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:43:44,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:43:44,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:43:44,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:43:44,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:43:44,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:43:44,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:43:44,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:43:44,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:43:45,336 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:43:45,338 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:43:47,553 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:43:48,179 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:43:48,179 INFO L300 CfgBuilder]: Removed 60 assume(true) statements. [2022-10-17 16:43:48,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:43:48 BoogieIcfgContainer [2022-10-17 16:43:48,183 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:43:48,184 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:43:48,184 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:43:48,195 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:43:48,195 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:43:48" (1/1) ... [2022-10-17 16:43:48,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:43:48,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:48,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 135 states and 231 transitions. [2022-10-17 16:43:48,307 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 231 transitions. [2022-10-17 16:43:48,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:43:48,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:48,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:48,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:48,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:43:48,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:43:48,597 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 16:43:48,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:48,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 137 states and 234 transitions. [2022-10-17 16:43:48,666 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 234 transitions. [2022-10-17 16:43:48,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:43:48,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:48,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:48,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:48,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:43:48,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:43:48,791 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 16:43:48,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:48,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 136 states and 233 transitions. [2022-10-17 16:43:48,809 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 233 transitions. [2022-10-17 16:43:48,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:43:48,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:48,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:48,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:48,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:43:48,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:43:48,955 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 16:43:48,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:48,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 136 states and 229 transitions. [2022-10-17 16:43:48,965 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 229 transitions. [2022-10-17 16:43:48,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:43:48,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:48,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:49,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:49,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:43:49,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:43:49,095 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 16:43:49,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:49,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 136 states and 221 transitions. [2022-10-17 16:43:49,108 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 221 transitions. [2022-10-17 16:43:49,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:43:49,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:49,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:49,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:49,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:43:49,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:43:49,264 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 16:43:49,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:49,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 136 states and 209 transitions. [2022-10-17 16:43:49,274 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 209 transitions. [2022-10-17 16:43:49,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:43:49,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:49,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:50,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:50,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 2742 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:43:50,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:43:50,466 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 16:43:50,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:50,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 136 states and 197 transitions. [2022-10-17 16:43:50,564 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 197 transitions. [2022-10-17 16:43:50,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:43:50,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:50,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:51,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:51,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 3028 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:43:51,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:43:51,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:43:52,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:52,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 181 states and 253 transitions. [2022-10-17 16:43:52,692 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 253 transitions. [2022-10-17 16:43:52,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:43:52,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:52,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:53,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:53,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 1811 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:43:53,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:43:53,445 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 16:43:53,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:53,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 181 states and 251 transitions. [2022-10-17 16:43:53,458 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 251 transitions. [2022-10-17 16:43:53,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:43:53,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:53,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:54,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:54,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 1811 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:43:54,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:43:54,288 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 16:43:54,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:54,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 181 states and 249 transitions. [2022-10-17 16:43:54,305 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 249 transitions. [2022-10-17 16:43:54,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:43:54,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:54,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:55,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:55,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 3029 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:43:55,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:43:55,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:43:56,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:56,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 227 states and 307 transitions. [2022-10-17 16:43:56,088 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 307 transitions. [2022-10-17 16:43:56,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:43:56,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:56,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:56,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:56,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 1838 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:43:56,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:43:56,777 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 16:43:56,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:56,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 227 states and 305 transitions. [2022-10-17 16:43:56,787 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 305 transitions. [2022-10-17 16:43:56,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:43:56,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:56,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:57,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:57,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 1838 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:43:57,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:43:57,447 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 16:43:57,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:57,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 227 states and 303 transitions. [2022-10-17 16:43:57,466 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 303 transitions. [2022-10-17 16:43:57,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:43:57,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:57,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:58,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:58,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 3042 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:43:58,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:43:58,508 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 16:43:58,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:58,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 227 states and 301 transitions. [2022-10-17 16:43:58,518 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 301 transitions. [2022-10-17 16:43:58,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:43:58,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:58,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:59,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:59,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 3058 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:43:59,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:43:59,883 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 16:44:00,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:00,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 261 states and 343 transitions. [2022-10-17 16:44:00,144 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 343 transitions. [2022-10-17 16:44:00,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:44:00,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:00,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:01,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:01,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 3042 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:44:01,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:01,120 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 16:44:01,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:01,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 261 states and 341 transitions. [2022-10-17 16:44:01,132 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 341 transitions. [2022-10-17 16:44:01,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:44:01,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:01,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:02,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:02,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 3048 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:44:02,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:02,241 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 16:44:02,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:02,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 264 states and 343 transitions. [2022-10-17 16:44:02,268 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 343 transitions. [2022-10-17 16:44:02,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:44:02,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:02,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:03,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:03,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 3071 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:44:03,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:03,148 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 16:44:03,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:03,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 264 states and 341 transitions. [2022-10-17 16:44:03,224 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 341 transitions. [2022-10-17 16:44:03,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:44:03,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:03,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:04,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:04,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 3048 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:44:04,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:04,371 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 16:44:04,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:04,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 267 states and 343 transitions. [2022-10-17 16:44:04,396 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 343 transitions. [2022-10-17 16:44:04,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:44:04,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:04,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:05,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:05,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 3049 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:44:05,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:05,394 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 16:44:05,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:05,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 270 states and 345 transitions. [2022-10-17 16:44:05,417 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 345 transitions. [2022-10-17 16:44:05,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:44:05,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:05,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:06,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:06,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 3049 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:44:06,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:06,526 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 16:44:06,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:06,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 273 states and 347 transitions. [2022-10-17 16:44:06,573 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 347 transitions. [2022-10-17 16:44:06,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:44:06,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:06,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:07,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:07,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 3078 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:44:07,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:07,714 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 16:44:07,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:07,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 276 states and 349 transitions. [2022-10-17 16:44:07,869 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 349 transitions. [2022-10-17 16:44:07,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:44:07,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:07,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:08,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:08,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 3078 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:44:08,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:09,086 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 16:44:09,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:09,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 279 states and 351 transitions. [2022-10-17 16:44:09,125 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 351 transitions. [2022-10-17 16:44:09,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:44:09,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:09,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:10,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:10,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 3283 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:44:10,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:10,212 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 16:44:10,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:10,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 279 states and 350 transitions. [2022-10-17 16:44:10,236 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 350 transitions. [2022-10-17 16:44:10,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:44:10,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:10,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:11,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:11,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 3289 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:44:11,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:44:11,451 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 16:44:11,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:11,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 288 states and 361 transitions. [2022-10-17 16:44:11,736 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 361 transitions. [2022-10-17 16:44:11,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:44:11,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:11,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms