./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/openssl/s3_srvr.blast.09.i.cil-2.c --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_e228525f-54e7-45ec-95dc-edfa2778522f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e228525f-54e7-45ec-95dc-edfa2778522f/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_e228525f-54e7-45ec-95dc-edfa2778522f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e228525f-54e7-45ec-95dc-edfa2778522f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.09.i.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e228525f-54e7-45ec-95dc-edfa2778522f/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_e228525f-54e7-45ec-95dc-edfa2778522f/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 8da39e66c08628aa90e95213e006a92eb0d5a63143d71cc4cdb2dcfa95ff1896 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:42:10,246 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:42:10,249 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:42:10,290 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:42:10,291 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:42:10,292 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:42:10,294 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:42:10,296 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:42:10,299 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:42:10,300 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:42:10,301 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:42:10,303 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:42:10,304 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:42:10,305 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:42:10,307 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:42:10,308 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:42:10,310 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:42:10,311 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:42:10,314 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:42:10,316 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:42:10,319 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:42:10,321 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:42:10,322 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:42:10,324 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:42:10,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:42:10,330 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:42:10,331 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:42:10,332 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:42:10,333 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:42:10,343 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:42:10,344 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:42:10,345 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:42:10,346 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:42:10,347 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:42:10,348 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:42:10,349 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:42:10,350 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:42:10,350 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:42:10,351 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:42:10,352 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:42:10,353 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:42:10,356 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e228525f-54e7-45ec-95dc-edfa2778522f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:42:10,405 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:42:10,406 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:42:10,412 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:42:10,413 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:42:10,414 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:42:10,414 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:42:10,414 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:42:10,414 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:42:10,415 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:42:10,415 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:42:10,416 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:42:10,416 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:42:10,417 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:42:10,417 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:42:10,417 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:42:10,417 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:42:10,417 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:42:10,417 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:42:10,418 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:42:10,424 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:42:10,424 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:42:10,425 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:42:10,425 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:42:10,425 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:42:10,426 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:42:10,426 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:42:10,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:42:10,426 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:42:10,426 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_e228525f-54e7-45ec-95dc-edfa2778522f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e228525f-54e7-45ec-95dc-edfa2778522f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8da39e66c08628aa90e95213e006a92eb0d5a63143d71cc4cdb2dcfa95ff1896 [2022-10-17 16:42:10,687 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:42:10,709 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:42:10,712 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:42:10,713 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:42:10,714 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:42:10,716 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e228525f-54e7-45ec-95dc-edfa2778522f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/openssl/s3_srvr.blast.09.i.cil-2.c [2022-10-17 16:42:10,779 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e228525f-54e7-45ec-95dc-edfa2778522f/bin/ukojak-92XMlrwhuB/data/7563f733e/aaa324fe74f943aa8b8999a88f453bdb/FLAG2566f12ff [2022-10-17 16:42:11,453 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:42:11,454 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e228525f-54e7-45ec-95dc-edfa2778522f/sv-benchmarks/c/openssl/s3_srvr.blast.09.i.cil-2.c [2022-10-17 16:42:11,474 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e228525f-54e7-45ec-95dc-edfa2778522f/bin/ukojak-92XMlrwhuB/data/7563f733e/aaa324fe74f943aa8b8999a88f453bdb/FLAG2566f12ff [2022-10-17 16:42:11,608 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e228525f-54e7-45ec-95dc-edfa2778522f/bin/ukojak-92XMlrwhuB/data/7563f733e/aaa324fe74f943aa8b8999a88f453bdb [2022-10-17 16:42:11,611 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:42:11,612 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:42:11,614 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:42:11,614 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:42:11,620 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:42:11,621 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:42:11" (1/1) ... [2022-10-17 16:42:11,624 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27635bc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:11, skipping insertion in model container [2022-10-17 16:42:11,624 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:42:11" (1/1) ... [2022-10-17 16:42:11,632 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:42:11,721 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:42:12,273 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_e228525f-54e7-45ec-95dc-edfa2778522f/sv-benchmarks/c/openssl/s3_srvr.blast.09.i.cil-2.c[74369,74382] [2022-10-17 16:42:12,291 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:42:12,313 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:42:12,475 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_e228525f-54e7-45ec-95dc-edfa2778522f/sv-benchmarks/c/openssl/s3_srvr.blast.09.i.cil-2.c[74369,74382] [2022-10-17 16:42:12,477 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:42:12,494 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:42:12,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:12 WrapperNode [2022-10-17 16:42:12,495 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:42:12,497 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:42:12,497 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:42:12,497 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:42:12,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:12" (1/1) ... [2022-10-17 16:42:12,553 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:12" (1/1) ... [2022-10-17 16:42:12,606 INFO L138 Inliner]: procedures = 31, calls = 223, calls flagged for inlining = 7, calls inlined = 3, statements flattened = 792 [2022-10-17 16:42:12,616 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:42:12,617 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:42:12,617 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:42:12,618 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:42:12,627 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:12" (1/1) ... [2022-10-17 16:42:12,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:12" (1/1) ... [2022-10-17 16:42:12,637 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:12" (1/1) ... [2022-10-17 16:42:12,650 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:12" (1/1) ... [2022-10-17 16:42:12,721 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:12" (1/1) ... [2022-10-17 16:42:12,733 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:12" (1/1) ... [2022-10-17 16:42:12,741 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:12" (1/1) ... [2022-10-17 16:42:12,758 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:12" (1/1) ... [2022-10-17 16:42:12,764 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:42:12,769 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:42:12,769 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:42:12,769 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:42:12,770 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:12" (1/1) ... [2022-10-17 16:42:12,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:42:12,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e228525f-54e7-45ec-95dc-edfa2778522f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:42:12,807 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e228525f-54e7-45ec-95dc-edfa2778522f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:42:12,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e228525f-54e7-45ec-95dc-edfa2778522f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:42:12,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:42:12,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:42:12,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:42:12,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:42:12,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:42:12,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:42:12,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:42:12,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:42:12,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:42:13,117 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:42:13,119 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:42:13,152 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-17 16:42:14,719 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2022-10-17 16:42:14,721 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2022-10-17 16:42:14,721 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:42:15,159 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:42:15,160 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:42:15,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:42:15 BoogieIcfgContainer [2022-10-17 16:42:15,164 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:42:15,165 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:42:15,165 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:42:15,176 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:42:15,177 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:42:15" (1/1) ... [2022-10-17 16:42:15,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:42:15,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:15,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 109 states and 188 transitions. [2022-10-17 16:42:15,282 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 188 transitions. [2022-10-17 16:42:15,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:42:15,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:15,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:15,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:16,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:26,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-17 16:42:26,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:26,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 119 states and 204 transitions. [2022-10-17 16:42:26,854 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 204 transitions. [2022-10-17 16:42:26,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:42:26,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:26,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:26,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:27,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:27,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:27,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 119 states and 203 transitions. [2022-10-17 16:42:27,708 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 203 transitions. [2022-10-17 16:42:27,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:42:27,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:27,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:27,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:28,508 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:28,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:28,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 119 states and 202 transitions. [2022-10-17 16:42:28,676 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 202 transitions. [2022-10-17 16:42:28,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:42:28,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:28,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:28,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:29,441 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:29,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:29,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 119 states and 201 transitions. [2022-10-17 16:42:29,644 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 201 transitions. [2022-10-17 16:42:29,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:42:29,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:29,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:29,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:30,233 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:30,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:30,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 119 states and 200 transitions. [2022-10-17 16:42:30,437 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 200 transitions. [2022-10-17 16:42:30,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:42:30,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:30,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:30,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:30,995 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:31,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:31,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 119 states and 199 transitions. [2022-10-17 16:42:31,219 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 199 transitions. [2022-10-17 16:42:31,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:42:31,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:31,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:31,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:31,888 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:32,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:32,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 119 states and 198 transitions. [2022-10-17 16:42:32,229 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 198 transitions. [2022-10-17 16:42:32,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:42:32,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:32,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:32,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:32,861 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:33,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:33,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 119 states and 197 transitions. [2022-10-17 16:42:33,125 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 197 transitions. [2022-10-17 16:42:33,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:42:33,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:33,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:33,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:33,753 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:34,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:34,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 119 states and 196 transitions. [2022-10-17 16:42:34,148 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 196 transitions. [2022-10-17 16:42:34,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:42:34,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:34,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:34,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:34,764 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:35,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:35,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 141 states and 238 transitions. [2022-10-17 16:42:35,558 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 238 transitions. [2022-10-17 16:42:35,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:42:35,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:35,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:35,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:36,203 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:37,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:37,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 164 states and 281 transitions. [2022-10-17 16:42:37,515 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 281 transitions. [2022-10-17 16:42:37,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:42:37,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:37,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:37,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:37,817 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:41,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:41,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 180 states and 326 transitions. [2022-10-17 16:42:41,444 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 326 transitions. [2022-10-17 16:42:41,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:42:41,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:41,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:41,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:41,635 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:41,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:41,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 180 states and 326 transitions. [2022-10-17 16:42:41,668 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 326 transitions. [2022-10-17 16:42:41,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:42:41,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:41,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:41,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:41,908 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:41,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:41,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 180 states and 326 transitions. [2022-10-17 16:42:41,924 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 326 transitions. [2022-10-17 16:42:41,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:42:41,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:41,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:42,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:42,098 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:42,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:42,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 180 states and 326 transitions. [2022-10-17 16:42:42,113 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 326 transitions. [2022-10-17 16:42:42,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:42:42,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:42,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:42,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:42,287 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:42,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:42,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 180 states and 326 transitions. [2022-10-17 16:42:42,302 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 326 transitions. [2022-10-17 16:42:42,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:42:42,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:42,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:42,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:42,479 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:42,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:42,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 180 states and 326 transitions. [2022-10-17 16:42:42,538 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 326 transitions. [2022-10-17 16:42:42,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:42:42,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:42,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:42,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:42,739 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:42,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:42,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 180 states and 326 transitions. [2022-10-17 16:42:42,761 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 326 transitions. [2022-10-17 16:42:42,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:42:42,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:42,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:42,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:42,959 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:42,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:42,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 180 states and 326 transitions. [2022-10-17 16:42:42,975 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 326 transitions. [2022-10-17 16:42:42,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:42:42,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:42,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:43,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:43,159 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:43,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:43,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 180 states and 326 transitions. [2022-10-17 16:42:43,174 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 326 transitions. [2022-10-17 16:42:43,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:42:43,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:43,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:43,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:43,398 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:43,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:43,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 180 states and 326 transitions. [2022-10-17 16:42:43,458 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 326 transitions. [2022-10-17 16:42:43,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:42:43,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:43,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms