./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/seq-pthread/cs_lazy.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a3b5e9d-c398-48a8-bc24-921b32e05f76/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a3b5e9d-c398-48a8-bc24-921b32e05f76/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a3b5e9d-c398-48a8-bc24-921b32e05f76/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a3b5e9d-c398-48a8-bc24-921b32e05f76/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_lazy.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a3b5e9d-c398-48a8-bc24-921b32e05f76/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a3b5e9d-c398-48a8-bc24-921b32e05f76/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --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 b26873cfd586f35040b8fa56225beaa479db089ab89500d17d6395862bf9072f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:42:22,805 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:42:22,935 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a3b5e9d-c398-48a8-bc24-921b32e05f76/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:42:22,951 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:42:22,952 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:42:23,003 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:42:23,006 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:42:23,006 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:42:23,008 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:42:23,016 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:42:23,017 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:42:23,018 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:42:23,018 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:42:23,020 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:42:23,021 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:42:23,021 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:42:23,022 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:42:23,022 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:42:23,023 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:42:23,023 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:42:23,024 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:42:23,025 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:42:23,025 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:42:23,025 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:42:23,026 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:42:23,026 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:42:23,028 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:42:23,028 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:42:23,029 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:42:23,029 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:42:23,031 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:42:23,031 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:42:23,031 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:42:23,032 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:42:23,032 INFO L153 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_9a3b5e9d-c398-48a8-bc24-921b32e05f76/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a3b5e9d-c398-48a8-bc24-921b32e05f76/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b26873cfd586f35040b8fa56225beaa479db089ab89500d17d6395862bf9072f [2023-11-11 23:42:23,353 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:42:23,408 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:42:23,412 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:42:23,415 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:42:23,415 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:42:23,417 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a3b5e9d-c398-48a8-bc24-921b32e05f76/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/seq-pthread/cs_lazy.i [2023-11-11 23:42:26,970 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:42:27,285 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:42:27,286 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a3b5e9d-c398-48a8-bc24-921b32e05f76/sv-benchmarks/c/seq-pthread/cs_lazy.i [2023-11-11 23:42:27,307 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a3b5e9d-c398-48a8-bc24-921b32e05f76/bin/ukojak-verify-0OAaufAVZV/data/b94b6bdaa/29ec08845a9e4b69a389cfca42270665/FLAGd7d482456 [2023-11-11 23:42:27,325 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a3b5e9d-c398-48a8-bc24-921b32e05f76/bin/ukojak-verify-0OAaufAVZV/data/b94b6bdaa/29ec08845a9e4b69a389cfca42270665 [2023-11-11 23:42:27,328 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:42:27,330 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:42:27,332 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:42:27,332 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:42:27,339 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:42:27,340 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:42:27" (1/1) ... [2023-11-11 23:42:27,341 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f8b1a97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:27, skipping insertion in model container [2023-11-11 23:42:27,341 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:42:27" (1/1) ... [2023-11-11 23:42:27,423 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:42:28,100 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:42:28,127 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:42:28,252 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:42:28,311 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:42:28,312 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:28 WrapperNode [2023-11-11 23:42:28,312 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:42:28,314 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:42:28,314 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:42:28,314 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:42:28,324 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:28" (1/1) ... [2023-11-11 23:42:28,392 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:28" (1/1) ... [2023-11-11 23:42:28,465 INFO L138 Inliner]: procedures = 145, calls = 213, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 530 [2023-11-11 23:42:28,472 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:42:28,473 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:42:28,473 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:42:28,473 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:42:28,486 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:28" (1/1) ... [2023-11-11 23:42:28,486 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:28" (1/1) ... [2023-11-11 23:42:28,498 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:28" (1/1) ... [2023-11-11 23:42:28,498 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:28" (1/1) ... [2023-11-11 23:42:28,561 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:28" (1/1) ... [2023-11-11 23:42:28,584 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:28" (1/1) ... [2023-11-11 23:42:28,589 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:28" (1/1) ... [2023-11-11 23:42:28,595 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:28" (1/1) ... [2023-11-11 23:42:28,604 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:42:28,621 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:42:28,621 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:42:28,621 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:42:28,622 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:28" (1/1) ... [2023-11-11 23:42:28,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:42:28,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a3b5e9d-c398-48a8-bc24-921b32e05f76/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:42:28,703 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a3b5e9d-c398-48a8-bc24-921b32e05f76/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:42:28,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a3b5e9d-c398-48a8-bc24-921b32e05f76/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:42:28,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:42:28,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:42:28,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:42:28,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:42:28,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:42:28,756 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock [2023-11-11 23:42:28,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock [2023-11-11 23:42:28,756 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2023-11-11 23:42:28,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2023-11-11 23:42:28,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:42:28,757 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2023-11-11 23:42:28,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2023-11-11 23:42:28,758 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2023-11-11 23:42:28,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2023-11-11 23:42:28,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:42:28,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-11 23:42:28,759 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2023-11-11 23:42:28,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2023-11-11 23:42:28,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:42:28,759 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock [2023-11-11 23:42:28,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock [2023-11-11 23:42:28,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:42:28,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:42:28,993 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:42:28,996 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:42:29,701 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##32: assume 0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296);thread3_#res#1.base, thread3_#res#1.offset := 0, 0; [2023-11-11 23:42:29,702 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##31: assume !(0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296)); [2023-11-11 23:42:29,702 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##30: assume 0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296);thread3_#res#1.base, thread3_#res#1.offset := 0, 0; [2023-11-11 23:42:29,702 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##33: assume !(0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296)); [2023-11-11 23:42:29,703 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L714: SUMMARY for call __CS_cs(); srcloc: null [2023-11-11 23:42:29,703 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L714-1: assume 0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296);thread3_#res#1.base, thread3_#res#1.offset := 0, 0; [2023-11-11 23:42:29,703 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L714-1: assume !(0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296)); [2023-11-11 23:42:40,242 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:42:40,472 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:42:40,473 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:42:40,476 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:42:40 BoogieIcfgContainer [2023-11-11 23:42:40,476 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:42:40,477 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:42:40,477 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:42:40,487 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:42:40,487 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:42:40" (1/1) ... [2023-11-11 23:42:40,527 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:42:40,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:42:40,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 141 states and 198 transitions. [2023-11-11 23:42:40,593 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 198 transitions. [2023-11-11 23:42:40,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:42:40,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:42:40,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:42:40,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:42:40,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:42:43,003 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-11 23:42:43,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:42:43,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 143 states and 201 transitions. [2023-11-11 23:42:43,083 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 201 transitions. [2023-11-11 23:42:43,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:42:43,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:42:43,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:42:43,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:42:43,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:42:43,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:42:43,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 144 states and 202 transitions. [2023-11-11 23:42:43,258 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 202 transitions. [2023-11-11 23:42:43,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:42:43,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:42:43,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:42:43,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:42:43,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:42:43,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:42:43,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 146 states and 205 transitions. [2023-11-11 23:42:43,644 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 205 transitions. [2023-11-11 23:42:43,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:42:43,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:42:43,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:42:43,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:42:43,780 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:42:43,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:42:43,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 147 states and 206 transitions. [2023-11-11 23:42:43,864 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 206 transitions. [2023-11-11 23:42:43,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:42:43,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:42:43,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:42:43,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:42:44,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:42:54,148 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-11 23:42:54,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:42:54,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 147 states and 207 transitions. [2023-11-11 23:42:54,207 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 207 transitions. [2023-11-11 23:42:54,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:42:54,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:42:54,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:42:54,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:42:54,348 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:42:54,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:42:54,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 146 states and 206 transitions. [2023-11-11 23:42:54,515 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 206 transitions. [2023-11-11 23:42:54,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:42:54,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:42:54,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:42:54,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:42:54,676 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:42:54,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:42:54,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 145 states and 205 transitions. [2023-11-11 23:42:54,904 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 205 transitions. [2023-11-11 23:42:54,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:42:54,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:42:54,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:42:54,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:42:55,023 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-11 23:42:55,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:42:55,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 153 states and 217 transitions. [2023-11-11 23:42:55,788 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 217 transitions. [2023-11-11 23:42:55,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:42:55,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:42:55,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:42:55,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:42:55,895 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-11 23:42:55,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:42:55,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 154 states and 218 transitions. [2023-11-11 23:42:55,925 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 218 transitions. [2023-11-11 23:42:55,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:42:55,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:42:55,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:42:55,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:42:56,052 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-11 23:42:56,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:42:56,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 156 states and 219 transitions. [2023-11-11 23:42:56,269 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 219 transitions. [2023-11-11 23:42:56,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:42:56,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:42:56,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:42:56,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:42:56,629 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-11 23:43:06,775 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-11 23:43:06,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:06,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 156 states and 219 transitions. [2023-11-11 23:43:06,852 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 219 transitions. [2023-11-11 23:43:06,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:43:06,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:06,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:06,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:07,049 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-11 23:43:08,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:08,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 165 states and 232 transitions. [2023-11-11 23:43:08,306 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 232 transitions. [2023-11-11 23:43:08,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:43:08,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:08,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:08,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:08,450 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:43:09,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:09,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 174 states and 245 transitions. [2023-11-11 23:43:09,535 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 245 transitions. [2023-11-11 23:43:09,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:43:09,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:09,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:09,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:09,688 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-11 23:43:09,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:09,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 176 states and 246 transitions. [2023-11-11 23:43:09,990 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 246 transitions. [2023-11-11 23:43:09,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:43:09,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:09,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:10,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:10,169 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-11 23:43:10,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:10,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 166 states and 232 transitions. [2023-11-11 23:43:10,541 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 232 transitions. [2023-11-11 23:43:10,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:43:10,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:10,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:10,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:10,807 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-11 23:43:10,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:10,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 165 states and 231 transitions. [2023-11-11 23:43:10,835 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 231 transitions. [2023-11-11 23:43:10,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:43:10,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:10,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:10,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:11,198 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-11-11 23:43:12,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:12,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 173 states and 243 transitions. [2023-11-11 23:43:12,884 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 243 transitions. [2023-11-11 23:43:12,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:43:12,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:12,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:13,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:13,073 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-11 23:43:13,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:13,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 172 states and 242 transitions. [2023-11-11 23:43:13,091 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 242 transitions. [2023-11-11 23:43:13,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-11 23:43:13,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:13,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:13,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:13,234 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2023-11-11 23:43:13,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:13,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 163 states and 229 transitions. [2023-11-11 23:43:13,536 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 229 transitions. [2023-11-11 23:43:13,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-11 23:43:13,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:13,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:13,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:13,703 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-11 23:43:13,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:13,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 162 states and 228 transitions. [2023-11-11 23:43:13,717 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 228 transitions. [2023-11-11 23:43:13,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-11 23:43:13,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:13,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:13,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:13,881 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-11 23:43:13,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:13,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 161 states and 227 transitions. [2023-11-11 23:43:13,919 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 227 transitions. [2023-11-11 23:43:13,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-11 23:43:13,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:13,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:14,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:14,239 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 19 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-11 23:43:14,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:14,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 164 states and 230 transitions. [2023-11-11 23:43:14,718 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 230 transitions. [2023-11-11 23:43:14,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-11 23:43:14,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:14,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:14,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:15,080 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 26 proven. 12 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-11 23:43:15,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:15,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 167 states and 232 transitions. [2023-11-11 23:43:15,365 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 232 transitions. [2023-11-11 23:43:15,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-11 23:43:15,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:15,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:15,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:15,663 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 35 proven. 5 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-11-11 23:43:16,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:16,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 170 states and 235 transitions. [2023-11-11 23:43:16,319 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 235 transitions. [2023-11-11 23:43:16,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-11 23:43:16,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:16,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:16,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:16,687 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 48 proven. 12 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-11-11 23:43:17,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:17,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 173 states and 237 transitions. [2023-11-11 23:43:17,055 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 237 transitions. [2023-11-11 23:43:17,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-11 23:43:17,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:17,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:18,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat