./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-memory-alloca/b.09-no-inv_assume-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594aa0a9-0e0f-4141-a869-d8b7011252a7/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594aa0a9-0e0f-4141-a869-d8b7011252a7/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594aa0a9-0e0f-4141-a869-d8b7011252a7/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594aa0a9-0e0f-4141-a869-d8b7011252a7/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-memory-alloca/b.09-no-inv_assume-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594aa0a9-0e0f-4141-a869-d8b7011252a7/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594aa0a9-0e0f-4141-a869-d8b7011252a7/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b459ef52e6f503a483dfcee5782d400696002c8f6100462cc05f5e2316fe0d4b --- 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-2329fc7 [2022-12-14 23:37:38,646 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:37:38,648 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:37:38,667 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:37:38,667 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:37:38,669 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:37:38,670 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:37:38,671 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:37:38,673 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:37:38,674 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:37:38,675 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:37:38,676 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:37:38,676 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:37:38,677 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:37:38,678 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:37:38,680 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:37:38,680 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:37:38,681 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:37:38,683 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:37:38,685 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:37:38,686 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:37:38,687 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:37:38,689 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:37:38,689 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:37:38,693 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:37:38,693 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:37:38,694 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:37:38,694 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:37:38,695 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:37:38,696 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:37:38,696 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:37:38,697 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:37:38,698 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:37:38,698 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:37:38,699 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:37:38,699 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:37:38,700 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:37:38,700 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:37:38,700 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:37:38,701 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:37:38,702 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:37:38,703 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594aa0a9-0e0f-4141-a869-d8b7011252a7/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2022-12-14 23:37:38,723 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:37:38,723 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:37:38,724 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:37:38,724 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:37:38,725 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:37:38,725 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 23:37:38,725 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:37:38,725 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:37:38,726 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 23:37:38,726 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 23:37:38,726 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 23:37:38,726 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:37:38,726 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:37:38,726 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:37:38,727 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:37:38,727 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:37:38,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:37:38,727 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:37:38,727 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:37:38,728 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:37:38,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:37:38,728 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_594aa0a9-0e0f-4141-a869-d8b7011252a7/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594aa0a9-0e0f-4141-a869-d8b7011252a7/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b459ef52e6f503a483dfcee5782d400696002c8f6100462cc05f5e2316fe0d4b [2022-12-14 23:37:38,925 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:37:38,945 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:37:38,947 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:37:38,948 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:37:38,948 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:37:38,950 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594aa0a9-0e0f-4141-a869-d8b7011252a7/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/termination-memory-alloca/b.09-no-inv_assume-alloca.i [2022-12-14 23:37:41,525 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:37:41,747 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:37:41,747 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594aa0a9-0e0f-4141-a869-d8b7011252a7/sv-benchmarks/c/termination-memory-alloca/b.09-no-inv_assume-alloca.i [2022-12-14 23:37:41,757 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594aa0a9-0e0f-4141-a869-d8b7011252a7/bin/ukojak-rkRKPMF4O4/data/e85ccefd8/bde6c396600444cbae68ce5b5d91b188/FLAG6cae63bb5 [2022-12-14 23:37:41,770 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594aa0a9-0e0f-4141-a869-d8b7011252a7/bin/ukojak-rkRKPMF4O4/data/e85ccefd8/bde6c396600444cbae68ce5b5d91b188 [2022-12-14 23:37:41,773 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:37:41,774 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:37:41,775 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:37:41,776 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:37:41,779 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:37:41,779 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:37:41" (1/1) ... [2022-12-14 23:37:41,780 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5972d42e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:37:41, skipping insertion in model container [2022-12-14 23:37:41,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:37:41" (1/1) ... [2022-12-14 23:37:41,788 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:37:41,821 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:37:42,036 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:37:42,047 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:37:42,077 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:37:42,098 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:37:42,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:37:42 WrapperNode [2022-12-14 23:37:42,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:37:42,099 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:37:42,099 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:37:42,099 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:37:42,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:37:42" (1/1) ... [2022-12-14 23:37:42,117 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:37:42" (1/1) ... [2022-12-14 23:37:42,137 INFO L138 Inliner]: procedures = 111, calls = 30, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 84 [2022-12-14 23:37:42,138 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:37:42,138 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:37:42,138 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:37:42,139 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:37:42,146 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:37:42" (1/1) ... [2022-12-14 23:37:42,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:37:42" (1/1) ... [2022-12-14 23:37:42,150 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:37:42" (1/1) ... [2022-12-14 23:37:42,150 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:37:42" (1/1) ... [2022-12-14 23:37:42,155 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:37:42" (1/1) ... [2022-12-14 23:37:42,158 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:37:42" (1/1) ... [2022-12-14 23:37:42,159 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:37:42" (1/1) ... [2022-12-14 23:37:42,160 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:37:42" (1/1) ... [2022-12-14 23:37:42,161 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:37:42,162 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:37:42,162 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:37:42,162 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:37:42,163 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:37:42" (1/1) ... [2022-12-14 23:37:42,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:37:42,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594aa0a9-0e0f-4141-a869-d8b7011252a7/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:37:42,191 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594aa0a9-0e0f-4141-a869-d8b7011252a7/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:37:42,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594aa0a9-0e0f-4141-a869-d8b7011252a7/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:37:42,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 23:37:42,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 23:37:42,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 23:37:42,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:37:42,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:37:42,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:37:42,312 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:37:42,313 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:37:42,516 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:37:42,550 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:37:42,550 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 23:37:42,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:37:42 BoogieIcfgContainer [2022-12-14 23:37:42,553 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:37:42,554 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:37:42,554 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:37:42,563 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:37:42,563 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:37:42" (1/1) ... [2022-12-14 23:37:42,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 23:37:42,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:42,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 54 states and 58 transitions. [2022-12-14 23:37:42,619 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 58 transitions. [2022-12-14 23:37:42,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-12-14 23:37:42,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:42,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:42,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:43,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:43,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:43,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 53 states and 57 transitions. [2022-12-14 23:37:43,067 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 57 transitions. [2022-12-14 23:37:43,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-12-14 23:37:43,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:43,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:43,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:43,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:43,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:43,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 52 states and 56 transitions. [2022-12-14 23:37:43,209 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 56 transitions. [2022-12-14 23:37:43,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 23:37:43,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:43,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:43,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:43,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:43,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:43,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 51 states and 55 transitions. [2022-12-14 23:37:43,341 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 55 transitions. [2022-12-14 23:37:43,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 23:37:43,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:43,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:43,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:43,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:43,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:43,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 50 states and 54 transitions. [2022-12-14 23:37:43,577 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 54 transitions. [2022-12-14 23:37:43,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 23:37:43,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:43,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:43,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:43,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:43,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:43,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 49 states and 53 transitions. [2022-12-14 23:37:43,811 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 53 transitions. [2022-12-14 23:37:43,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 23:37:43,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:43,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:43,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:43,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:44,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:44,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 48 states and 52 transitions. [2022-12-14 23:37:44,200 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 52 transitions. [2022-12-14 23:37:44,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 23:37:44,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:44,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:44,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:44,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:44,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:44,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 47 states and 51 transitions. [2022-12-14 23:37:44,424 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 51 transitions. [2022-12-14 23:37:44,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 23:37:44,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:44,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:44,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:44,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:44,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:44,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 46 states and 50 transitions. [2022-12-14 23:37:44,892 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 50 transitions. [2022-12-14 23:37:44,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 23:37:44,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:44,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:44,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:44,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:45,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:45,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 45 states and 49 transitions. [2022-12-14 23:37:45,115 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 49 transitions. [2022-12-14 23:37:45,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 23:37:45,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:45,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:45,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:45,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:45,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:45,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 44 states and 48 transitions. [2022-12-14 23:37:45,682 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 48 transitions. [2022-12-14 23:37:45,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 23:37:45,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:45,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:45,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:45,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:45,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:45,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 45 states and 48 transitions. [2022-12-14 23:37:45,763 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 48 transitions. [2022-12-14 23:37:45,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 23:37:45,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:45,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:45,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:46,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:47,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:47,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 48 states and 53 transitions. [2022-12-14 23:37:47,286 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 53 transitions. [2022-12-14 23:37:47,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 23:37:47,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:47,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:47,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:47,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:47,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:47,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 49 states and 55 transitions. [2022-12-14 23:37:47,748 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 55 transitions. [2022-12-14 23:37:47,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 23:37:47,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:47,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:47,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:47,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:48,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:48,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 50 states and 57 transitions. [2022-12-14 23:37:48,159 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 57 transitions. [2022-12-14 23:37:48,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 23:37:48,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:48,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:48,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:48,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:48,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:48,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 49 states and 54 transitions. [2022-12-14 23:37:48,774 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 54 transitions. [2022-12-14 23:37:48,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 23:37:48,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:48,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:48,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:48,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:49,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:49,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 51 states and 57 transitions. [2022-12-14 23:37:49,912 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 57 transitions. [2022-12-14 23:37:49,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 23:37:49,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:49,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:49,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:49,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:50,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:50,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 50 states and 56 transitions. [2022-12-14 23:37:50,101 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 56 transitions. [2022-12-14 23:37:50,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 23:37:50,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:50,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:50,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:50,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:50,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:50,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 52 states and 58 transitions. [2022-12-14 23:37:50,338 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 58 transitions. [2022-12-14 23:37:50,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 23:37:50,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:50,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:50,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:50,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:51,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:51,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 56 states and 65 transitions. [2022-12-14 23:37:51,272 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 65 transitions. [2022-12-14 23:37:51,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 23:37:51,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:51,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:51,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:51,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:52,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:52,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 60 states and 70 transitions. [2022-12-14 23:37:52,171 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 70 transitions. [2022-12-14 23:37:52,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 23:37:52,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:52,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:52,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:52,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:52,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:52,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 59 states and 69 transitions. [2022-12-14 23:37:52,200 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 69 transitions. [2022-12-14 23:37:52,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 23:37:52,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:52,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:52,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:52,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:52,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:52,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 61 states and 72 transitions. [2022-12-14 23:37:52,248 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 72 transitions. [2022-12-14 23:37:52,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 23:37:52,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:52,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:52,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:52,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:52,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:52,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 62 states and 74 transitions. [2022-12-14 23:37:52,283 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 74 transitions. [2022-12-14 23:37:52,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 23:37:52,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:52,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:52,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:52,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:52,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:52,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 65 states and 79 transitions. [2022-12-14 23:37:52,341 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 79 transitions. [2022-12-14 23:37:52,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 23:37:52,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:52,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:52,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:52,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:52,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:52,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 66 states and 81 transitions. [2022-12-14 23:37:52,385 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 81 transitions. [2022-12-14 23:37:52,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 23:37:52,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:52,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:52,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:52,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:52,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:52,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 68 states and 84 transitions. [2022-12-14 23:37:52,444 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 84 transitions. [2022-12-14 23:37:52,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 23:37:52,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:52,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:52,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:52,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:52,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:52,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 67 states and 83 transitions. [2022-12-14 23:37:52,480 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 83 transitions. [2022-12-14 23:37:52,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 23:37:52,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:52,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:52,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:52,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:52,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:52,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 68 states and 84 transitions. [2022-12-14 23:37:52,529 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 84 transitions. [2022-12-14 23:37:52,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 23:37:52,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:52,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:52,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:52,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:54,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:54,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 70 states and 90 transitions. [2022-12-14 23:37:54,592 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 90 transitions. [2022-12-14 23:37:54,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 23:37:54,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:54,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:54,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:54,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:57,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:57,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 78 states and 104 transitions. [2022-12-14 23:37:57,144 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 104 transitions. [2022-12-14 23:37:57,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 23:37:57,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:57,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:57,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:57,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:57,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:57,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 80 states and 106 transitions. [2022-12-14 23:37:57,183 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 106 transitions. [2022-12-14 23:37:57,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 23:37:57,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:57,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:57,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:57,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:57,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:57,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 82 states and 108 transitions. [2022-12-14 23:37:57,253 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 108 transitions. [2022-12-14 23:37:57,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 23:37:57,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:57,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:57,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:57,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:57,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:57,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 81 states and 107 transitions. [2022-12-14 23:37:57,289 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 107 transitions. [2022-12-14 23:37:57,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 23:37:57,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:57,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:57,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:57,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:37:57,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:57,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 82 states and 112 transitions. [2022-12-14 23:37:57,377 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 112 transitions. [2022-12-14 23:37:57,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 23:37:57,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:57,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:57,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:57,392 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:37:57,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:57,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 82 states and 111 transitions. [2022-12-14 23:37:57,412 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 111 transitions. [2022-12-14 23:37:57,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 23:37:57,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:57,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:57,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:57,448 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:37:57,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:57,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 84 states and 112 transitions. [2022-12-14 23:37:57,489 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 112 transitions. [2022-12-14 23:37:57,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 23:37:57,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:57,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:57,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:57,509 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:37:57,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:57,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 86 states and 115 transitions. [2022-12-14 23:37:57,941 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 115 transitions. [2022-12-14 23:37:57,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 23:37:57,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:57,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:57,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:57,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:37:58,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:58,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 89 states and 120 transitions. [2022-12-14 23:37:58,519 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 120 transitions. [2022-12-14 23:37:58,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 23:37:58,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:58,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:58,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:58,533 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 23:37:58,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:58,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 91 states and 124 transitions. [2022-12-14 23:37:58,561 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 124 transitions. [2022-12-14 23:37:58,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 23:37:58,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:58,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:58,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:58,591 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 23:37:58,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:58,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 94 states and 128 transitions. [2022-12-14 23:37:58,634 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 128 transitions. [2022-12-14 23:37:58,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 23:37:58,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:58,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:58,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:58,653 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 23:37:58,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:58,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 92 states and 123 transitions. [2022-12-14 23:37:58,673 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 123 transitions. [2022-12-14 23:37:58,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 23:37:58,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:58,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:58,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:37:58,785 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 23:38:00,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:38:00,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 100 states and 136 transitions. [2022-12-14 23:38:00,604 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 136 transitions. [2022-12-14 23:38:00,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 23:38:00,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:38:00,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:38:00,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:38:00,617 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 23:38:01,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:38:01,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 104 states and 141 transitions. [2022-12-14 23:38:01,875 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 141 transitions. [2022-12-14 23:38:01,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 23:38:01,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:38:01,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:38:01,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:38:02,896 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:38:08,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:38:08,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 113 states and 153 transitions. [2022-12-14 23:38:08,058 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 153 transitions. [2022-12-14 23:38:08,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 23:38:08,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:38:08,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:38:08,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:38:08,357 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:38:17,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:38:17,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 125 states and 177 transitions. [2022-12-14 23:38:17,826 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 177 transitions. [2022-12-14 23:38:17,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 23:38:17,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:38:17,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:38:17,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:38:18,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:38:19,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:38:19,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 127 states and 180 transitions. [2022-12-14 23:38:19,620 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 180 transitions. [2022-12-14 23:38:19,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 23:38:19,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:38:19,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:38:19,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:38:19,645 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 23:38:19,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:38:19,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 129 states and 181 transitions. [2022-12-14 23:38:19,810 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 181 transitions. [2022-12-14 23:38:19,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 23:38:19,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:38:19,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:38:19,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:38:21,607 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 8 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:38:35,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:38:35,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 143 states and 204 transitions. [2022-12-14 23:38:35,141 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 204 transitions. [2022-12-14 23:38:35,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 23:38:35,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:38:35,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:38:35,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:38:37,851 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:38:48,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:38:48,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 151 states and 212 transitions. [2022-12-14 23:38:48,416 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 212 transitions. [2022-12-14 23:38:48,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 23:38:48,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:38:48,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:38:48,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:38:51,181 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:38:58,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:38:58,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 156 states and 217 transitions. [2022-12-14 23:38:58,128 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 217 transitions. [2022-12-14 23:38:58,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 23:38:58,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:38:58,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:38:58,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:39:01,094 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:39:07,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:39:07,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 160 states and 224 transitions. [2022-12-14 23:39:07,034 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 224 transitions. [2022-12-14 23:39:07,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 23:39:07,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:39:07,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:39:07,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:39:07,512 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:39:09,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:39:09,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 162 states and 228 transitions. [2022-12-14 23:39:09,020 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 228 transitions. [2022-12-14 23:39:09,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 23:39:09,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:39:09,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:39:09,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:39:09,257 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:39:13,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:39:13,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 166 states and 231 transitions. [2022-12-14 23:39:13,354 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 231 transitions. [2022-12-14 23:39:13,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 23:39:13,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:39:13,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:39:13,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:39:13,634 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:39:14,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:39:14,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 168 states and 233 transitions. [2022-12-14 23:39:14,856 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 233 transitions. [2022-12-14 23:39:14,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 23:39:14,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:39:14,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:39:14,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:39:17,954 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 11 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:39:27,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:39:27,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 174 states and 243 transitions. [2022-12-14 23:39:27,696 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 243 transitions. [2022-12-14 23:39:27,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 23:39:27,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:39:27,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:39:27,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:39:29,013 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-14 23:39:30,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:39:30,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 32 states and 37 transitions. [2022-12-14 23:39:30,941 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2022-12-14 23:39:30,941 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 23:39:30,941 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 57 iterations. [2022-12-14 23:39:30,947 INFO L754 CodeCheckObserver]: All specifications hold 31 specifications checked. All of them hold [2022-12-14 23:39:32,125 INFO L560 CodeCheckObserver]: Invariant with dag size 59 [2022-12-14 23:39:32,137 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2022-12-14 23:39:32,137 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2022-12-14 23:39:32,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 11:39:32 ImpRootNode [2022-12-14 23:39:32,138 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 23:39:32,138 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 23:39:32,138 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 23:39:32,138 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 23:39:32,138 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:37:42" (3/4) ... [2022-12-14 23:39:32,140 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 23:39:32,147 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2022-12-14 23:39:32,147 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-12-14 23:39:32,147 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-14 23:39:32,147 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 23:39:32,164 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((\valid[x_ref] == 1 && \valid[c] == 1) && !(y_ref == x_ref)) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && x_ref == 0) && !(unknown-#memory_int-unknown[y_ref][y_ref] == 0)) && y_ref + 4 <= unknown-#length-unknown[y_ref]) && !(x_ref == c)) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && c == 0) && y_ref == 0) && x_ref + 4 <= unknown-#length-unknown[x_ref]) && \valid[y_ref] == 1) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && !(y_ref == c)) && \valid[__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0] == \old(unknown-main_\old_#valid#1-unknown)) && 4 <= unknown-#length-unknown[c]) || ((((((((((\valid[x_ref] == 1 && \valid[c] == 1) && unknown-#memory_int-unknown[x_ref][x_ref] == 0) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && x_ref == 0) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && c == 0) && x_ref + 4 <= unknown-#length-unknown[x_ref]) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && \valid[__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0] == \old(unknown-main_\old_#valid#1-unknown)) && 4 <= unknown-#length-unknown[c]) [2022-12-14 23:39:32,164 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid#1-unknown) == \valid [2022-12-14 23:39:32,164 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid#1-unknown) == \valid [2022-12-14 23:39:32,174 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594aa0a9-0e0f-4141-a869-d8b7011252a7/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 23:39:32,175 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 23:39:32,175 INFO L158 Benchmark]: Toolchain (without parser) took 110401.01ms. Allocated memory was 130.0MB in the beginning and 474.0MB in the end (delta: 343.9MB). Free memory was 93.0MB in the beginning and 252.7MB in the end (delta: -159.7MB). Peak memory consumption was 187.4MB. Max. memory is 16.1GB. [2022-12-14 23:39:32,175 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 130.0MB. Free memory was 70.6MB in the beginning and 70.5MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:39:32,176 INFO L158 Benchmark]: CACSL2BoogieTranslator took 323.24ms. Allocated memory is still 130.0MB. Free memory was 92.5MB in the beginning and 76.8MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 23:39:32,176 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.52ms. Allocated memory is still 130.0MB. Free memory was 76.8MB in the beginning and 75.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:39:32,176 INFO L158 Benchmark]: Boogie Preprocessor took 23.26ms. Allocated memory is still 130.0MB. Free memory was 75.2MB in the beginning and 73.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:39:32,176 INFO L158 Benchmark]: RCFGBuilder took 391.16ms. Allocated memory is still 130.0MB. Free memory was 73.6MB in the beginning and 56.3MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 23:39:32,176 INFO L158 Benchmark]: CodeCheck took 109583.64ms. Allocated memory was 130.0MB in the beginning and 474.0MB in the end (delta: 343.9MB). Free memory was 56.3MB in the beginning and 255.8MB in the end (delta: -199.5MB). Peak memory consumption was 302.7MB. Max. memory is 16.1GB. [2022-12-14 23:39:32,177 INFO L158 Benchmark]: Witness Printer took 36.82ms. Allocated memory is still 474.0MB. Free memory was 255.8MB in the beginning and 252.7MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:39:32,178 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 54 locations, 31 error locations. Started 1 CEGAR loops. OverallTime: 108.4s, OverallIterations: 57, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11542 SdHoareTripleChecker+Valid, 33.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10579 mSDsluCounter, 4033 SdHoareTripleChecker+Invalid, 30.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3155 mSDsCounter, 3392 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 29064 IncrementalHoareTripleChecker+Invalid, 32456 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3392 mSolverCounterUnsat, 878 mSDtfsCounter, 29064 mSolverCounterSat, 0.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7736 GetRequests, 6615 SyntacticMatches, 375 SemanticMatches, 746 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 316827 ImplicationChecksByTransitivity, 100.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 19.8s InterpolantComputationTime, 925 NumberOfCodeBlocks, 925 NumberOfCodeBlocksAsserted, 56 NumberOfCheckSat, 869 ConstructedInterpolants, 0 QuantifiedInterpolants, 13069 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 56 InterpolantComputations, 47 PerfectInterpolantSequences, 106/178 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 568]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 31 specifications checked. All of them hold - InvariantResult [Line: 558]: Loop Invariant Derived loop invariant: ((((((((((((((((\valid[x_ref] == 1 && \valid[c] == 1) && !(y_ref == x_ref)) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && x_ref == 0) && !(unknown-#memory_int-unknown[y_ref][y_ref] == 0)) && y_ref + 4 <= unknown-#length-unknown[y_ref]) && !(x_ref == c)) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && c == 0) && y_ref == 0) && x_ref + 4 <= unknown-#length-unknown[x_ref]) && \valid[y_ref] == 1) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && !(y_ref == c)) && \valid[__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0] == \old(unknown-main_\old_#valid#1-unknown)) && 4 <= unknown-#length-unknown[c]) || ((((((((((\valid[x_ref] == 1 && \valid[c] == 1) && unknown-#memory_int-unknown[x_ref][x_ref] == 0) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && x_ref == 0) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && c == 0) && x_ref + 4 <= unknown-#length-unknown[x_ref]) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && \valid[__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0] == \old(unknown-main_\old_#valid#1-unknown)) && 4 <= unknown-#length-unknown[c]) - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: \old(unknown-main_\old_#valid#1-unknown) == \valid - InvariantResult [Line: 568]: Loop Invariant Derived loop invariant: \old(unknown-main_\old_#valid#1-unknown) == \valid * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 130.0MB. Free memory was 70.6MB in the beginning and 70.5MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 323.24ms. Allocated memory is still 130.0MB. Free memory was 92.5MB in the beginning and 76.8MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.52ms. Allocated memory is still 130.0MB. Free memory was 76.8MB in the beginning and 75.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.26ms. Allocated memory is still 130.0MB. Free memory was 75.2MB in the beginning and 73.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 391.16ms. Allocated memory is still 130.0MB. Free memory was 73.6MB in the beginning and 56.3MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 109583.64ms. Allocated memory was 130.0MB in the beginning and 474.0MB in the end (delta: 343.9MB). Free memory was 56.3MB in the beginning and 255.8MB in the end (delta: -199.5MB). Peak memory consumption was 302.7MB. Max. memory is 16.1GB. * Witness Printer took 36.82ms. Allocated memory is still 474.0MB. Free memory was 255.8MB in the beginning and 252.7MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 23:39:32,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_594aa0a9-0e0f-4141-a869-d8b7011252a7/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE