./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_lazy.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90456b92-3988-4adb-96f1-19dabb40ea5b/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90456b92-3988-4adb-96f1-19dabb40ea5b/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_90456b92-3988-4adb-96f1-19dabb40ea5b/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90456b92-3988-4adb-96f1-19dabb40ea5b/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_lazy.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90456b92-3988-4adb-96f1-19dabb40ea5b/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90456b92-3988-4adb-96f1-19dabb40ea5b/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b26873cfd586f35040b8fa56225beaa479db089ab89500d17d6395862bf9072f --- 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 16:55:31,201 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:55:31,204 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:55:31,263 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:55:31,263 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:55:31,268 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:55:31,270 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:55:31,276 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:55:31,279 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:55:31,284 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:55:31,286 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:55:31,288 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:55:31,289 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:55:31,292 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:55:31,294 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:55:31,296 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:55:31,298 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:55:31,300 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:55:31,302 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:55:31,313 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:55:31,315 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:55:31,316 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:55:31,321 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:55:31,322 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:55:31,333 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:55:31,334 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:55:31,334 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:55:31,337 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:55:31,338 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:55:31,339 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:55:31,340 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:55:31,341 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:55:31,343 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:55:31,345 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:55:31,347 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:55:31,347 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:55:31,348 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:55:31,348 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:55:31,349 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:55:31,350 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:55:31,351 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:55:31,352 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90456b92-3988-4adb-96f1-19dabb40ea5b/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:55:31,396 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:55:31,396 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:55:31,398 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:55:31,398 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:55:31,399 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:55:31,399 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:55:31,399 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:55:31,400 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:55:31,400 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:55:31,400 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:55:31,401 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:55:31,402 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:55:31,402 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:55:31,402 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:55:31,402 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:55:31,403 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:55:31,403 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:55:31,403 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:55:31,403 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:55:31,404 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:55:31,404 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:55:31,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:55:31,404 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:55:31,405 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:55:31,405 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:55:31,405 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:55:31,405 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:55:31,406 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:55:31,406 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_90456b92-3988-4adb-96f1-19dabb40ea5b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90456b92-3988-4adb-96f1-19dabb40ea5b/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b26873cfd586f35040b8fa56225beaa479db089ab89500d17d6395862bf9072f [2022-10-17 16:55:31,701 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:55:31,725 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:55:31,728 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:55:31,729 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:55:31,730 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:55:31,732 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90456b92-3988-4adb-96f1-19dabb40ea5b/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/seq-pthread/cs_lazy.i [2022-10-17 16:55:31,812 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90456b92-3988-4adb-96f1-19dabb40ea5b/bin/ukojak-92XMlrwhuB/data/766ce45af/25b2dc7637db4878a6c68c11640d5fa2/FLAG1524df232 [2022-10-17 16:55:32,366 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:55:32,367 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90456b92-3988-4adb-96f1-19dabb40ea5b/sv-benchmarks/c/seq-pthread/cs_lazy.i [2022-10-17 16:55:32,398 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90456b92-3988-4adb-96f1-19dabb40ea5b/bin/ukojak-92XMlrwhuB/data/766ce45af/25b2dc7637db4878a6c68c11640d5fa2/FLAG1524df232 [2022-10-17 16:55:32,662 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90456b92-3988-4adb-96f1-19dabb40ea5b/bin/ukojak-92XMlrwhuB/data/766ce45af/25b2dc7637db4878a6c68c11640d5fa2 [2022-10-17 16:55:32,665 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:55:32,666 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:55:32,668 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:55:32,668 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:55:32,671 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:55:32,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:55:32" (1/1) ... [2022-10-17 16:55:32,673 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d8114de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:32, skipping insertion in model container [2022-10-17 16:55:32,674 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:55:32" (1/1) ... [2022-10-17 16:55:32,681 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:55:32,724 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:55:33,101 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_90456b92-3988-4adb-96f1-19dabb40ea5b/sv-benchmarks/c/seq-pthread/cs_lazy.i[23394,23407] [2022-10-17 16:55:33,185 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:55:33,197 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:55:33,257 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_90456b92-3988-4adb-96f1-19dabb40ea5b/sv-benchmarks/c/seq-pthread/cs_lazy.i[23394,23407] [2022-10-17 16:55:33,330 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:55:33,366 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:55:33,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:33 WrapperNode [2022-10-17 16:55:33,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:55:33,367 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:55:33,368 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:55:33,368 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:55:33,375 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:33" (1/1) ... [2022-10-17 16:55:33,397 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:33" (1/1) ... [2022-10-17 16:55:33,435 INFO L138 Inliner]: procedures = 145, calls = 212, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 514 [2022-10-17 16:55:33,438 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:55:33,438 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:55:33,439 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:55:33,439 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:55:33,449 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:33" (1/1) ... [2022-10-17 16:55:33,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:33" (1/1) ... [2022-10-17 16:55:33,470 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:33" (1/1) ... [2022-10-17 16:55:33,486 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:33" (1/1) ... [2022-10-17 16:55:33,507 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:33" (1/1) ... [2022-10-17 16:55:33,527 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:33" (1/1) ... [2022-10-17 16:55:33,531 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:33" (1/1) ... [2022-10-17 16:55:33,534 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:33" (1/1) ... [2022-10-17 16:55:33,553 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:55:33,554 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:55:33,554 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:55:33,555 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:55:33,560 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:33" (1/1) ... [2022-10-17 16:55:33,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:55:33,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90456b92-3988-4adb-96f1-19dabb40ea5b/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:55:33,603 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90456b92-3988-4adb-96f1-19dabb40ea5b/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:55:33,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90456b92-3988-4adb-96f1-19dabb40ea5b/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:55:33,649 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:55:33,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:55:33,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:55:33,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:55:33,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:55:33,650 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock [2022-10-17 16:55:33,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock [2022-10-17 16:55:33,650 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2022-10-17 16:55:33,651 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2022-10-17 16:55:33,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:55:33,651 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2022-10-17 16:55:33,651 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2022-10-17 16:55:33,651 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-10-17 16:55:33,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-10-17 16:55:33,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:55:33,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:55:33,652 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2022-10-17 16:55:33,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2022-10-17 16:55:33,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:55:33,652 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock [2022-10-17 16:55:33,653 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock [2022-10-17 16:55:33,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:55:33,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:55:33,808 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:55:33,810 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:55:34,334 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##32: assume 0 != ~__CS_ret~0 % 256;thread3_#res#1.base, thread3_#res#1.offset := 0, 0; [2022-10-17 16:55:34,335 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##31: assume !(0 != ~__CS_ret~0 % 256); [2022-10-17 16:55:34,335 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##30: assume 0 != ~__CS_ret~0 % 256;thread3_#res#1.base, thread3_#res#1.offset := 0, 0; [2022-10-17 16:55:34,335 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##33: assume !(0 != ~__CS_ret~0 % 256); [2022-10-17 16:55:34,336 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L714: SUMMARY for call __CS_cs(); srcloc: null [2022-10-17 16:55:34,336 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L714-1: assume 0 != ~__CS_ret~0 % 256;thread3_#res#1.base, thread3_#res#1.offset := 0, 0; [2022-10-17 16:55:34,336 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L714-1: assume !(0 != ~__CS_ret~0 % 256); [2022-10-17 16:55:44,874 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:55:45,078 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:55:45,078 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:55:45,081 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:55:45 BoogieIcfgContainer [2022-10-17 16:55:45,081 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:55:45,082 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:55:45,082 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:55:45,092 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:55:45,092 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:55:45" (1/1) ... [2022-10-17 16:55:45,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:55:45,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:45,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 111 states and 168 transitions. [2022-10-17 16:55:45,171 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 168 transitions. [2022-10-17 16:55:45,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:55:45,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:45,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:45,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:45,927 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 16:55:50,748 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-17 16:55:50,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:50,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 112 states and 169 transitions. [2022-10-17 16:55:50,825 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 169 transitions. [2022-10-17 16:55:50,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:55:50,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:50,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:50,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:51,113 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 16:55:51,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:51,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 113 states and 171 transitions. [2022-10-17 16:55:51,166 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 171 transitions. [2022-10-17 16:55:51,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:55:51,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:51,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:51,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:51,478 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:55:51,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:51,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 114 states and 173 transitions. [2022-10-17 16:55:51,562 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 173 transitions. [2022-10-17 16:55:51,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:55:51,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:51,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:51,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:51,938 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:56:02,302 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 [] [2022-10-17 16:56:02,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:02,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 118 states and 180 transitions. [2022-10-17 16:56:02,369 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 180 transitions. [2022-10-17 16:56:02,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:56:02,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:02,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:02,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:02,812 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:56:02,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:02,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 119 states and 181 transitions. [2022-10-17 16:56:02,964 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 181 transitions. [2022-10-17 16:56:02,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:56:02,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:02,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:03,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:03,363 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:56:03,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:03,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 120 states and 181 transitions. [2022-10-17 16:56:03,517 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 181 transitions. [2022-10-17 16:56:03,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:56:03,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:03,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:03,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:03,829 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 17 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:56:03,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:03,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 121 states and 182 transitions. [2022-10-17 16:56:03,980 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 182 transitions. [2022-10-17 16:56:03,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:56:03,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:03,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:04,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:04,336 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:56:04,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:04,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 122 states and 182 transitions. [2022-10-17 16:56:04,494 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 182 transitions. [2022-10-17 16:56:04,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:56:04,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:04,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:04,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:05,100 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-10-17 16:56:07,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:07,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 131 states and 200 transitions. [2022-10-17 16:56:07,462 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 200 transitions. [2022-10-17 16:56:07,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:56:07,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:07,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:07,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:07,986 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-10-17 16:56:07,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:08,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 131 states and 200 transitions. [2022-10-17 16:56:08,003 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 200 transitions. [2022-10-17 16:56:08,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:56:08,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:08,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:08,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:08,734 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-10-17 16:56:08,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:08,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 131 states and 200 transitions. [2022-10-17 16:56:08,748 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 200 transitions. [2022-10-17 16:56:08,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:56:08,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:08,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:08,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:09,210 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-10-17 16:56:09,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:09,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 131 states and 200 transitions. [2022-10-17 16:56:09,235 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 200 transitions. [2022-10-17 16:56:09,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:56:09,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:09,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:09,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:09,770 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-10-17 16:56:09,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:09,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 131 states and 200 transitions. [2022-10-17 16:56:09,785 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 200 transitions. [2022-10-17 16:56:09,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:56:09,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:09,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:09,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:10,309 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-10-17 16:56:10,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:10,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 131 states and 200 transitions. [2022-10-17 16:56:10,321 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 200 transitions. [2022-10-17 16:56:10,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:56:10,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:10,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:10,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:10,808 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-10-17 16:56:10,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:10,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 131 states and 200 transitions. [2022-10-17 16:56:10,819 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 200 transitions. [2022-10-17 16:56:10,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:56:10,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:10,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:10,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:11,235 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-10-17 16:56:11,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:11,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 131 states and 200 transitions. [2022-10-17 16:56:11,246 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 200 transitions. [2022-10-17 16:56:11,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:56:11,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:11,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:11,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat