./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/openssl-simplified/s3_srvr_1.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_dd63ed6a-ebf1-44b8-a48d-c29d61854284/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd63ed6a-ebf1-44b8-a48d-c29d61854284/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_dd63ed6a-ebf1-44b8-a48d-c29d61854284/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd63ed6a-ebf1-44b8-a48d-c29d61854284/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/openssl-simplified/s3_srvr_1.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd63ed6a-ebf1-44b8-a48d-c29d61854284/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_dd63ed6a-ebf1-44b8-a48d-c29d61854284/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 01b0b8134efbdf074cddaa1833662276f2c77ab674782f72d5e58899909f6aa6 --- 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 16:56:32,412 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:56:32,415 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:56:32,477 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:56:32,477 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:56:32,483 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:56:32,486 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:56:32,489 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:56:32,492 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:56:32,500 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:56:32,501 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:56:32,504 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:56:32,504 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:56:32,507 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:56:32,509 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:56:32,512 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:56:32,513 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:56:32,515 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:56:32,517 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:56:32,527 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:56:32,529 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:56:32,530 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:56:32,534 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:56:32,535 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:56:32,540 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:56:32,540 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:56:32,541 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:56:32,543 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:56:32,544 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:56:32,545 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:56:32,546 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:56:32,547 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:56:32,549 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:56:32,551 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:56:32,552 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:56:32,552 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:56:32,553 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:56:32,553 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:56:32,554 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:56:32,555 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:56:32,555 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:56:32,557 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd63ed6a-ebf1-44b8-a48d-c29d61854284/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:56:32,616 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:56:32,616 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:56:32,617 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:56:32,618 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:56:32,618 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:56:32,619 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:56:32,619 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:56:32,619 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:56:32,619 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:56:32,620 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:56:32,621 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:56:32,621 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:56:32,622 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:56:32,622 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:56:32,622 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:56:32,622 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:56:32,623 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:56:32,623 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:56:32,623 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:56:32,623 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:56:32,624 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:56:32,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:56:32,624 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:56:32,625 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:56:32,625 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:56:32,625 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:56:32,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:56:32,627 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:56:32,627 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_dd63ed6a-ebf1-44b8-a48d-c29d61854284/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd63ed6a-ebf1-44b8-a48d-c29d61854284/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01b0b8134efbdf074cddaa1833662276f2c77ab674782f72d5e58899909f6aa6 [2022-10-17 16:56:32,926 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:56:32,958 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:56:32,962 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:56:32,963 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:56:32,965 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:56:32,967 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd63ed6a-ebf1-44b8-a48d-c29d61854284/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/openssl-simplified/s3_srvr_1.cil-2.c [2022-10-17 16:56:33,050 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd63ed6a-ebf1-44b8-a48d-c29d61854284/bin/ukojak-92XMlrwhuB/data/f4991769e/988cde81903d457ab009d911f79f3cd8/FLAG775834b93 [2022-10-17 16:56:33,603 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:56:33,607 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd63ed6a-ebf1-44b8-a48d-c29d61854284/sv-benchmarks/c/openssl-simplified/s3_srvr_1.cil-2.c [2022-10-17 16:56:33,622 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd63ed6a-ebf1-44b8-a48d-c29d61854284/bin/ukojak-92XMlrwhuB/data/f4991769e/988cde81903d457ab009d911f79f3cd8/FLAG775834b93 [2022-10-17 16:56:33,943 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd63ed6a-ebf1-44b8-a48d-c29d61854284/bin/ukojak-92XMlrwhuB/data/f4991769e/988cde81903d457ab009d911f79f3cd8 [2022-10-17 16:56:33,945 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:56:33,948 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:56:33,978 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:56:33,978 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:56:33,986 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:56:33,987 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:56:33" (1/1) ... [2022-10-17 16:56:33,988 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48e59ce9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:33, skipping insertion in model container [2022-10-17 16:56:33,989 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:56:33" (1/1) ... [2022-10-17 16:56:33,996 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:56:34,061 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:56:34,386 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_dd63ed6a-ebf1-44b8-a48d-c29d61854284/sv-benchmarks/c/openssl-simplified/s3_srvr_1.cil-2.c[43387,43400] [2022-10-17 16:56:34,399 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:56:34,408 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:56:34,499 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_dd63ed6a-ebf1-44b8-a48d-c29d61854284/sv-benchmarks/c/openssl-simplified/s3_srvr_1.cil-2.c[43387,43400] [2022-10-17 16:56:34,516 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:56:34,529 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:56:34,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:34 WrapperNode [2022-10-17 16:56:34,530 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:56:34,532 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:56:34,532 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:56:34,534 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:56:34,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:34" (1/1) ... [2022-10-17 16:56:34,563 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:34" (1/1) ... [2022-10-17 16:56:34,619 INFO L138 Inliner]: procedures = 16, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 549 [2022-10-17 16:56:34,628 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:56:34,629 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:56:34,629 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:56:34,629 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:56:34,639 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:34" (1/1) ... [2022-10-17 16:56:34,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:34" (1/1) ... [2022-10-17 16:56:34,652 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:34" (1/1) ... [2022-10-17 16:56:34,658 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:34" (1/1) ... [2022-10-17 16:56:34,666 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:34" (1/1) ... [2022-10-17 16:56:34,682 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:34" (1/1) ... [2022-10-17 16:56:34,694 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:34" (1/1) ... [2022-10-17 16:56:34,696 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:34" (1/1) ... [2022-10-17 16:56:34,700 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:56:34,706 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:56:34,706 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:56:34,707 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:56:34,708 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:34" (1/1) ... [2022-10-17 16:56:34,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:56:34,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd63ed6a-ebf1-44b8-a48d-c29d61854284/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:56:34,746 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd63ed6a-ebf1-44b8-a48d-c29d61854284/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:56:34,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd63ed6a-ebf1-44b8-a48d-c29d61854284/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:56:34,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:56:34,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:56:34,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:56:34,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:56:34,934 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:56:34,936 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:56:34,955 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-17 16:56:35,684 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2022-10-17 16:56:35,685 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2022-10-17 16:56:35,685 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:56:35,839 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:56:35,839 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:56:35,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:56:35 BoogieIcfgContainer [2022-10-17 16:56:35,842 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:56:35,843 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:56:35,843 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:56:35,854 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:56:35,855 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:56:35" (1/1) ... [2022-10-17 16:56:35,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:56:35,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:35,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 107 states and 185 transitions. [2022-10-17 16:56:35,927 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 185 transitions. [2022-10-17 16:56:35,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:56:35,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:35,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:36,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:36,362 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 16:56:36,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:36,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 141 states and 217 transitions. [2022-10-17 16:56:36,811 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 217 transitions. [2022-10-17 16:56:36,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:56:36,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:36,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:36,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:37,035 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 16:56:37,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:37,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 176 states and 252 transitions. [2022-10-17 16:56:37,325 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 252 transitions. [2022-10-17 16:56:37,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:56:37,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:37,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:37,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:37,454 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 16:56:37,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:37,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 178 states and 254 transitions. [2022-10-17 16:56:37,532 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 254 transitions. [2022-10-17 16:56:37,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:56:37,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:37,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:37,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:37,712 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 16:56:37,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:37,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 181 states and 257 transitions. [2022-10-17 16:56:37,809 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 257 transitions. [2022-10-17 16:56:37,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:56:37,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:37,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:37,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:37,902 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 16:56:38,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:38,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 188 states and 264 transitions. [2022-10-17 16:56:38,085 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 264 transitions. [2022-10-17 16:56:38,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:56:38,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:38,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:38,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:38,231 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 16:56:38,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:38,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 197 states and 273 transitions. [2022-10-17 16:56:38,480 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 273 transitions. [2022-10-17 16:56:38,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:56:38,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:38,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:38,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:38,585 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 16:56:38,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:38,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 201 states and 277 transitions. [2022-10-17 16:56:38,809 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 277 transitions. [2022-10-17 16:56:38,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:56:38,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:38,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:38,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:38,918 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 16:56:39,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:39,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 209 states and 285 transitions. [2022-10-17 16:56:39,286 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 285 transitions. [2022-10-17 16:56:39,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:56:39,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:39,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:39,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:39,392 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 16:56:39,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:39,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 214 states and 290 transitions. [2022-10-17 16:56:39,759 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 290 transitions. [2022-10-17 16:56:39,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:56:39,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:39,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:39,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:39,840 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 16:56:40,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:40,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 220 states and 296 transitions. [2022-10-17 16:56:40,297 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 296 transitions. [2022-10-17 16:56:40,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:56:40,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:40,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:40,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:40,354 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 16:56:40,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:40,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 222 states and 303 transitions. [2022-10-17 16:56:40,436 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 303 transitions. [2022-10-17 16:56:40,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:56:40,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:40,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:40,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:40,499 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 16:56:42,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:42,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 226 states and 313 transitions. [2022-10-17 16:56:42,305 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 313 transitions. [2022-10-17 16:56:42,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:56:42,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:42,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:42,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:42,421 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:43,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:43,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 237 states and 324 transitions. [2022-10-17 16:56:43,767 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 324 transitions. [2022-10-17 16:56:43,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:56:43,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:43,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:43,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:43,896 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:46,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:46,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 291 states and 406 transitions. [2022-10-17 16:56:46,494 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 406 transitions. [2022-10-17 16:56:46,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:56:46,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:46,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:46,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:46,549 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:48,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:48,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 304 states and 419 transitions. [2022-10-17 16:56:48,263 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 419 transitions. [2022-10-17 16:56:48,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:56:48,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:48,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:48,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:48,365 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:50,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:50,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 316 states and 432 transitions. [2022-10-17 16:56:50,193 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 432 transitions. [2022-10-17 16:56:50,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:56:50,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:50,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:50,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:50,251 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:50,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:50,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 317 states and 433 transitions. [2022-10-17 16:56:50,273 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 433 transitions. [2022-10-17 16:56:50,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:56:50,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:50,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:50,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:50,327 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:50,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:50,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 352 states and 467 transitions. [2022-10-17 16:56:50,578 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 467 transitions. [2022-10-17 16:56:50,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:56:50,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:50,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:50,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:50,687 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:52,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:52,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 366 states and 482 transitions. [2022-10-17 16:56:52,750 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 482 transitions. [2022-10-17 16:56:52,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:56:52,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:52,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:52,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:52,888 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:55,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:55,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 381 states and 498 transitions. [2022-10-17 16:56:55,231 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 498 transitions. [2022-10-17 16:56:55,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:56:55,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:55,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:55,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:55,349 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:57,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:57,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 397 states and 515 transitions. [2022-10-17 16:56:57,997 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 515 transitions. [2022-10-17 16:56:57,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:56:57,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:57,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:58,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:58,119 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:01,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:01,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 416 states and 535 transitions. [2022-10-17 16:57:01,229 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 535 transitions. [2022-10-17 16:57:01,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:57:01,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:01,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:01,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:01,365 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:04,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:04,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 436 states and 556 transitions. [2022-10-17 16:57:04,755 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 556 transitions. [2022-10-17 16:57:04,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:57:04,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:04,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:04,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:04,890 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.