./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/forester-heap/dll-circular-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f73300d-1c6a-4138-be13-ec75df7df75b/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f73300d-1c6a-4138-be13-ec75df7df75b/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f73300d-1c6a-4138-be13-ec75df7df75b/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f73300d-1c6a-4138-be13-ec75df7df75b/bin/ukojak-Rh5K9KB4LI/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/dll-circular-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f73300d-1c6a-4138-be13-ec75df7df75b/bin/ukojak-Rh5K9KB4LI/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f73300d-1c6a-4138-be13-ec75df7df75b/bin/ukojak-Rh5K9KB4LI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4b74df92940ca0e86c8c02c3eca1e89fb6c9c9c1248a25cd764acf39f7727180 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-memcleanup) --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:50:32,538 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:50:32,540 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:50:32,569 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:50:32,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:50:32,571 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:50:32,573 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:50:32,575 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:50:32,578 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:50:32,579 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:50:32,580 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:50:32,582 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:50:32,582 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:50:32,584 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:50:32,585 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:50:32,587 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:50:32,588 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:50:32,589 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:50:32,591 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:50:32,593 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:50:32,595 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:50:32,598 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:50:32,600 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:50:32,601 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:50:32,605 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:50:32,613 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:50:32,614 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:50:32,615 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:50:32,616 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:50:32,617 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:50:32,618 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:50:32,619 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:50:32,621 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:50:32,622 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:50:32,624 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:50:32,625 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:50:32,626 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:50:32,626 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:50:32,626 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:50:32,627 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:50:32,628 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:50:32,629 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f73300d-1c6a-4138-be13-ec75df7df75b/bin/ukojak-Rh5K9KB4LI/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2021-10-29 03:50:32,675 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:50:32,678 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:50:32,680 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:50:32,680 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:50:32,681 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:50:32,682 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:50:32,682 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 03:50:32,682 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:50:32,683 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:50:32,683 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:50:32,684 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 03:50:32,684 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 03:50:32,684 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:50:32,685 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:50:32,685 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:50:32,685 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:50:32,686 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:50:32,686 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:50:32,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:50:32,687 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:50:32,687 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:50:32,687 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:50:32,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:50:32,688 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_0f73300d-1c6a-4138-be13-ec75df7df75b/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f73300d-1c6a-4138-be13-ec75df7df75b/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b74df92940ca0e86c8c02c3eca1e89fb6c9c9c1248a25cd764acf39f7727180 [2021-10-29 03:50:32,950 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:50:32,970 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:50:32,972 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:50:32,973 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:50:32,974 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:50:32,975 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f73300d-1c6a-4138-be13-ec75df7df75b/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/forester-heap/dll-circular-1.i [2021-10-29 03:50:33,043 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f73300d-1c6a-4138-be13-ec75df7df75b/bin/ukojak-Rh5K9KB4LI/data/ab08f18df/373653f66c78472eb2456f3739a20afe/FLAGd8b4b8e77 [2021-10-29 03:50:33,647 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:50:33,652 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f73300d-1c6a-4138-be13-ec75df7df75b/sv-benchmarks/c/forester-heap/dll-circular-1.i [2021-10-29 03:50:33,679 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f73300d-1c6a-4138-be13-ec75df7df75b/bin/ukojak-Rh5K9KB4LI/data/ab08f18df/373653f66c78472eb2456f3739a20afe/FLAGd8b4b8e77 [2021-10-29 03:50:33,929 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f73300d-1c6a-4138-be13-ec75df7df75b/bin/ukojak-Rh5K9KB4LI/data/ab08f18df/373653f66c78472eb2456f3739a20afe [2021-10-29 03:50:33,933 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:50:33,935 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:50:33,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:50:33,939 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:50:33,942 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:50:33,943 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:50:33" (1/1) ... [2021-10-29 03:50:33,945 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ee92c40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:50:33, skipping insertion in model container [2021-10-29 03:50:33,945 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:50:33" (1/1) ... [2021-10-29 03:50:33,952 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:50:34,007 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:50:34,415 WARN L228 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_0f73300d-1c6a-4138-be13-ec75df7df75b/sv-benchmarks/c/forester-heap/dll-circular-1.i[22365,22378] [2021-10-29 03:50:34,421 WARN L228 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_0f73300d-1c6a-4138-be13-ec75df7df75b/sv-benchmarks/c/forester-heap/dll-circular-1.i[22471,22484] [2021-10-29 03:50:34,424 WARN L228 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_0f73300d-1c6a-4138-be13-ec75df7df75b/sv-benchmarks/c/forester-heap/dll-circular-1.i[22595,22608] [2021-10-29 03:50:34,436 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:50:34,449 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:50:34,481 WARN L228 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_0f73300d-1c6a-4138-be13-ec75df7df75b/sv-benchmarks/c/forester-heap/dll-circular-1.i[22365,22378] [2021-10-29 03:50:34,483 WARN L228 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_0f73300d-1c6a-4138-be13-ec75df7df75b/sv-benchmarks/c/forester-heap/dll-circular-1.i[22471,22484] [2021-10-29 03:50:34,484 WARN L228 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_0f73300d-1c6a-4138-be13-ec75df7df75b/sv-benchmarks/c/forester-heap/dll-circular-1.i[22595,22608] [2021-10-29 03:50:34,487 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:50:34,516 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:50:34,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:50:34 WrapperNode [2021-10-29 03:50:34,516 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:50:34,518 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:50:34,518 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:50:34,518 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:50:34,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:50:34" (1/1) ... [2021-10-29 03:50:34,539 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:50:34" (1/1) ... [2021-10-29 03:50:34,577 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:50:34,577 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:50:34,578 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:50:34,578 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:50:34,585 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:50:34" (1/1) ... [2021-10-29 03:50:34,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:50:34" (1/1) ... [2021-10-29 03:50:34,589 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:50:34" (1/1) ... [2021-10-29 03:50:34,589 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:50:34" (1/1) ... [2021-10-29 03:50:34,600 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:50:34" (1/1) ... [2021-10-29 03:50:34,605 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:50:34" (1/1) ... [2021-10-29 03:50:34,607 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:50:34" (1/1) ... [2021-10-29 03:50:34,611 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:50:34,611 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:50:34,612 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:50:34,612 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:50:34,625 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:50:34" (1/1) ... [2021-10-29 03:50:34,632 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:50:34,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f73300d-1c6a-4138-be13-ec75df7df75b/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:50:34,654 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f73300d-1c6a-4138-be13-ec75df7df75b/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:50:34,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f73300d-1c6a-4138-be13-ec75df7df75b/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:50:34,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-29 03:50:34,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-29 03:50:34,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 03:50:34,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-29 03:50:34,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:50:34,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-29 03:50:34,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 03:50:34,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:50:34,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:50:34,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:50:35,327 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:50:35,328 INFO L299 CfgBuilder]: Removed 13 assume(true) statements. [2021-10-29 03:50:35,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:50:35 BoogieIcfgContainer [2021-10-29 03:50:35,330 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:50:35,332 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:50:35,332 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:50:35,342 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:50:35,343 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:50:35" (1/1) ... [2021-10-29 03:50:35,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:50:35,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:35,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 96 states and 114 transitions. [2021-10-29 03:50:35,421 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 114 transitions. [2021-10-29 03:50:35,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-10-29 03:50:35,424 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:35,425 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:35,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:35,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:35,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:35,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 95 states and 113 transitions. [2021-10-29 03:50:35,639 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 113 transitions. [2021-10-29 03:50:35,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-10-29 03:50:35,640 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:35,640 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:35,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:35,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:35,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:35,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 94 states and 112 transitions. [2021-10-29 03:50:35,827 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 112 transitions. [2021-10-29 03:50:35,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-10-29 03:50:35,828 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:35,828 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:35,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:35,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:35,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:35,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 93 states and 111 transitions. [2021-10-29 03:50:35,916 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 111 transitions. [2021-10-29 03:50:35,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-10-29 03:50:35,916 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:35,917 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:35,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:35,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:35,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:35,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 92 states and 110 transitions. [2021-10-29 03:50:35,983 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 110 transitions. [2021-10-29 03:50:35,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-29 03:50:35,983 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:35,984 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:35,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:36,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:36,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:36,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 92 states and 108 transitions. [2021-10-29 03:50:36,011 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 108 transitions. [2021-10-29 03:50:36,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 03:50:36,012 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:36,012 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:36,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:36,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:36,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:36,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 95 states and 114 transitions. [2021-10-29 03:50:36,084 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 114 transitions. [2021-10-29 03:50:36,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 03:50:36,085 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:36,085 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:36,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:36,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:36,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:36,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 98 states and 120 transitions. [2021-10-29 03:50:36,295 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 120 transitions. [2021-10-29 03:50:36,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 03:50:36,295 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:36,296 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:36,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:36,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:36,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:36,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 99 states and 122 transitions. [2021-10-29 03:50:36,391 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 122 transitions. [2021-10-29 03:50:36,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 03:50:36,391 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:36,392 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:36,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:36,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:36,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:36,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 100 states and 125 transitions. [2021-10-29 03:50:36,603 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 125 transitions. [2021-10-29 03:50:36,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 03:50:36,604 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:36,604 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:36,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:36,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:36,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:36,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 104 states and 133 transitions. [2021-10-29 03:50:36,718 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 133 transitions. [2021-10-29 03:50:36,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 03:50:36,718 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:36,719 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:36,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:36,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:37,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:37,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 108 states and 141 transitions. [2021-10-29 03:50:37,080 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 141 transitions. [2021-10-29 03:50:37,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 03:50:37,081 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:37,081 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:37,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:37,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:37,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:37,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 107 states and 140 transitions. [2021-10-29 03:50:37,109 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 140 transitions. [2021-10-29 03:50:37,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 03:50:37,109 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:37,110 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:37,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:37,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:37,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:37,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 108 states and 142 transitions. [2021-10-29 03:50:37,348 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 142 transitions. [2021-10-29 03:50:37,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 03:50:37,350 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:37,350 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:37,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:37,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:37,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:37,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 110 states and 146 transitions. [2021-10-29 03:50:37,832 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 146 transitions. [2021-10-29 03:50:37,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 03:50:37,832 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:37,833 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:37,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:38,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:38,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:38,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 112 states and 150 transitions. [2021-10-29 03:50:38,737 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 150 transitions. [2021-10-29 03:50:38,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 03:50:38,738 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:38,738 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:38,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:38,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:38,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:38,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 112 states and 147 transitions. [2021-10-29 03:50:38,757 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 147 transitions. [2021-10-29 03:50:38,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 03:50:38,758 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:38,758 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:38,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:39,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:40,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:40,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 117 states and 158 transitions. [2021-10-29 03:50:40,194 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 158 transitions. [2021-10-29 03:50:40,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 03:50:40,195 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:40,195 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:40,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:40,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:40,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:40,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 118 states and 160 transitions. [2021-10-29 03:50:40,382 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 160 transitions. [2021-10-29 03:50:40,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 03:50:40,382 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:40,383 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:40,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:40,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:40,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:40,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 120 states and 163 transitions. [2021-10-29 03:50:40,634 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 163 transitions. [2021-10-29 03:50:40,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 03:50:40,634 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:40,634 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:40,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:40,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:41,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:41,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 123 states and 170 transitions. [2021-10-29 03:50:41,248 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 170 transitions. [2021-10-29 03:50:41,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 03:50:41,249 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:41,249 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:41,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:41,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:42,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:42,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 130 states and 185 transitions. [2021-10-29 03:50:42,790 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 185 transitions. [2021-10-29 03:50:42,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 03:50:42,790 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:42,791 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:42,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:43,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:44,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:44,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 135 states and 193 transitions. [2021-10-29 03:50:44,243 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 193 transitions. [2021-10-29 03:50:44,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 03:50:44,249 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:44,250 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:44,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:44,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:45,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:45,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 137 states and 198 transitions. [2021-10-29 03:50:45,268 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 198 transitions. [2021-10-29 03:50:45,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:50:45,269 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:45,269 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:45,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:45,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:45,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:45,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 140 states and 204 transitions. [2021-10-29 03:50:45,580 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 204 transitions. [2021-10-29 03:50:45,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:50:45,581 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:45,581 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:45,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:45,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:45,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:45,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 145 states and 212 transitions. [2021-10-29 03:50:45,931 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 212 transitions. [2021-10-29 03:50:45,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:50:45,931 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:45,932 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:45,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:45,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:46,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:46,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 146 states and 213 transitions. [2021-10-29 03:50:46,256 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 213 transitions. [2021-10-29 03:50:46,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:50:46,256 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:46,257 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:46,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:46,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:47,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:47,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 148 states and 219 transitions. [2021-10-29 03:50:47,127 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 219 transitions. [2021-10-29 03:50:47,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:50:47,129 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:47,129 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:47,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:47,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:47,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:47,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 149 states and 222 transitions. [2021-10-29 03:50:47,158 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 222 transitions. [2021-10-29 03:50:47,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:50:47,158 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:47,159 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:47,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:47,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:47,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:47,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 152 states and 231 transitions. [2021-10-29 03:50:47,965 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 231 transitions. [2021-10-29 03:50:47,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:50:47,965 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:47,966 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:47,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:48,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:49,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:49,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 156 states and 241 transitions. [2021-10-29 03:50:49,731 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 241 transitions. [2021-10-29 03:50:49,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:50:49,731 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:49,732 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:49,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:50,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:52,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:52,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 160 states and 252 transitions. [2021-10-29 03:50:52,234 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 252 transitions. [2021-10-29 03:50:52,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:50:52,234 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:52,235 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:52,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:52,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:54,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:54,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 166 states and 268 transitions. [2021-10-29 03:50:54,775 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 268 transitions. [2021-10-29 03:50:54,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:50:54,776 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:54,776 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:54,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:55,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:57,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:57,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 172 states and 284 transitions. [2021-10-29 03:50:57,555 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 284 transitions. [2021-10-29 03:50:57,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:50:57,560 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:57,561 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:57,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:57,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:57,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:57,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 172 states and 283 transitions. [2021-10-29 03:50:57,596 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 283 transitions. [2021-10-29 03:50:57,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:50:57,596 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:57,596 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:57,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:57,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:50:57,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:50:57,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 173 states and 284 transitions. [2021-10-29 03:50:57,685 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 284 transitions. [2021-10-29 03:50:57,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 03:50:57,686 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:50:57,686 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:50:57,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:50:58,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:51:01,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:51:01,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 180 states and 298 transitions. [2021-10-29 03:51:01,007 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 298 transitions. [2021-10-29 03:51:01,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 03:51:01,008 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:51:01,008 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:51:01,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:51:01,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:51:04,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:51:04,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 189 states and 319 transitions. [2021-10-29 03:51:04,586 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 319 transitions. [2021-10-29 03:51:04,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:51:04,587 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:51:04,587 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:51:04,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:51:05,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:51:08,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:51:08,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 197 states and 337 transitions. [2021-10-29 03:51:08,004 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 337 transitions. [2021-10-29 03:51:08,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:51:08,004 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:51:08,004 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:51:08,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:51:08,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:51:08,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:51:08,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 198 states and 339 transitions. [2021-10-29 03:51:08,393 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 339 transitions. [2021-10-29 03:51:08,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:51:08,394 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:51:08,394 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:51:08,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:51:08,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:51:09,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:51:09,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 199 states and 341 transitions. [2021-10-29 03:51:09,335 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 341 transitions. [2021-10-29 03:51:09,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:51:09,336 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:51:09,336 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:51:09,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:51:09,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:51:09,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:51:09,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 201 states and 345 transitions. [2021-10-29 03:51:09,725 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 345 transitions. [2021-10-29 03:51:09,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:51:09,726 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:51:09,726 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:51:09,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:51:09,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:51:10,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:51:10,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 204 states and 350 transitions. [2021-10-29 03:51:10,888 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 350 transitions. [2021-10-29 03:51:10,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:51:10,888 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:51:10,888 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:51:10,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:51:10,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:51:11,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:51:11,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 205 states and 350 transitions. [2021-10-29 03:51:11,154 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 350 transitions. [2021-10-29 03:51:11,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:51:11,155 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:51:11,155 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:51:11,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:51:12,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:51:17,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:51:17,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 218 states and 379 transitions. [2021-10-29 03:51:17,776 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 379 transitions. [2021-10-29 03:51:17,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:51:17,777 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:51:17,777 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:51:17,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:51:17,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:51:18,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:51:18,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 220 states and 381 transitions. [2021-10-29 03:51:18,410 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 381 transitions. [2021-10-29 03:51:18,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:51:18,411 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:51:18,411 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:51:18,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:51:18,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:51:18,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:51:18,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 219 states and 380 transitions. [2021-10-29 03:51:18,446 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 380 transitions. [2021-10-29 03:51:18,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:51:18,448 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:51:18,448 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:51:18,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:51:18,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:51:19,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:51:19,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 222 states and 385 transitions. [2021-10-29 03:51:19,630 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 385 transitions. [2021-10-29 03:51:19,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:51:19,630 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:51:19,631 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:51:19,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:51:20,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:51:24,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:51:24,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 226 states and 399 transitions. [2021-10-29 03:51:24,676 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 399 transitions. [2021-10-29 03:51:24,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:51:24,677 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:51:24,677 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:51:24,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:51:24,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:51:25,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:51:25,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 225 states and 398 transitions. [2021-10-29 03:51:25,651 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 398 transitions. [2021-10-29 03:51:25,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:51:25,652 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:51:25,652 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:51:25,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:51:25,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:51:26,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:51:26,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 228 states and 401 transitions. [2021-10-29 03:51:26,814 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 401 transitions. [2021-10-29 03:51:26,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:51:26,815 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:51:26,816 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:51:26,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:51:27,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:51:28,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:51:28,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 232 states and 407 transitions. [2021-10-29 03:51:28,927 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 407 transitions. [2021-10-29 03:51:28,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:51:28,927 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:51:28,928 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:51:28,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:51:29,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:51:31,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:51:31,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 236 states and 413 transitions. [2021-10-29 03:51:31,972 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 413 transitions. [2021-10-29 03:51:31,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:51:31,973 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:51:31,973 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:51:31,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:51:31,997 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:51:33,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:51:33,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 241 states and 428 transitions. [2021-10-29 03:51:33,031 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 428 transitions. [2021-10-29 03:51:33,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:51:33,031 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:51:33,032 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:51:33,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:51:33,093 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:51:34,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:51:34,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 243 states and 430 transitions. [2021-10-29 03:51:34,133 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 430 transitions. [2021-10-29 03:51:34,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:51:34,134 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:51:34,134 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:51:34,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:51:34,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:51:34,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:51:34,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 243 states and 429 transitions. [2021-10-29 03:51:34,702 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 429 transitions. [2021-10-29 03:51:34,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:51:34,702 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:51:34,703 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:51:34,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:51:35,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:51:40,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:51:40,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 249 states and 441 transitions. [2021-10-29 03:51:40,071 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 441 transitions. [2021-10-29 03:51:40,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:51:40,071 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:51:40,071 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:51:40,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:51:40,641 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:51:44,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:51:44,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 257 states and 457 transitions. [2021-10-29 03:51:44,556 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 457 transitions. [2021-10-29 03:51:44,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:51:44,557 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:51:44,557 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:51:44,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:51:45,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:51:50,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:51:50,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 266 states and 476 transitions. [2021-10-29 03:51:50,709 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 476 transitions. [2021-10-29 03:51:50,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 03:51:50,709 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:51:50,710 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:51:50,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:51:50,719 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 03:51:50,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:51:50,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:51:50,781 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 03:51:50,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:51:50,819 WARN L480 CodeCheckObserver]: This program is UNSAFE, Check terminated with 59 iterations. [2021-10-29 03:51:50,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:51:50 ImpRootNode [2021-10-29 03:51:50,850 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:51:50,851 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:51:50,851 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:51:50,851 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:51:50,852 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:50:35" (3/4) ... [2021-10-29 03:51:50,853 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-29 03:51:50,898 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f73300d-1c6a-4138-be13-ec75df7df75b/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:51:50,899 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:51:50,900 INFO L168 Benchmark]: Toolchain (without parser) took 76963.95 ms. Allocated memory was 123.7 MB in the beginning and 645.9 MB in the end (delta: 522.2 MB). Free memory was 90.3 MB in the beginning and 293.8 MB in the end (delta: -203.5 MB). Peak memory consumption was 319.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:51:50,901 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 75.5 MB. Free memory is still 33.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:51:50,901 INFO L168 Benchmark]: CACSL2BoogieTranslator took 578.24 ms. Allocated memory is still 123.7 MB. Free memory was 90.2 MB in the beginning and 90.0 MB in the end (delta: 181.2 kB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:51:50,902 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.34 ms. Allocated memory is still 123.7 MB. Free memory was 90.0 MB in the beginning and 87.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:51:50,903 INFO L168 Benchmark]: Boogie Preprocessor took 33.28 ms. Allocated memory is still 123.7 MB. Free memory was 87.9 MB in the beginning and 86.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:51:50,903 INFO L168 Benchmark]: RCFGBuilder took 718.97 ms. Allocated memory is still 123.7 MB. Free memory was 86.2 MB in the beginning and 64.8 MB in the end (delta: 21.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2021-10-29 03:51:50,904 INFO L168 Benchmark]: CodeCheck took 75518.85 ms. Allocated memory was 123.7 MB in the beginning and 645.9 MB in the end (delta: 522.2 MB). Free memory was 64.8 MB in the beginning and 295.9 MB in the end (delta: -231.0 MB). Peak memory consumption was 293.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:51:50,905 INFO L168 Benchmark]: Witness Printer took 47.89 ms. Allocated memory is still 645.9 MB. Free memory was 295.9 MB in the beginning and 293.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:51:50,909 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, 96 locations, 50 error locations. Started 1 CEGAR loops. OverallTime: 75.4s, OverallIterations: 59, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: -2032910320 SDtfs, -197670172 SDslu, -1814645740 SDs, 0 SdLazy, 1999313500 SolverSat, 901574752 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 29.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6079 GetRequests, 5274 SyntacticMatches, 179 SemanticMatches, 626 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 207972 ImplicationChecksByTransitivity, 70.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 11.6s InterpolantComputationTime, 699 NumberOfCodeBlocks, 699 NumberOfCodeBlocksAsserted, 59 NumberOfCheckSat, 622 ConstructedInterpolants, 0 QuantifiedInterpolants, 5332 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 58 InterpolantComputations, 55 PerfectInterpolantSequences, 4/11 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 - CounterExampleResult [Line: 1034]: not all allocated memory was freed not all allocated memory was freed We found a FailurePath: [L997] SLL* head = malloc(sizeof(SLL)); [L998] head->next = head [L999] head->data = 0 [L1001] SLL* x = head; [L1002] int state = 1; [L1005] COND FALSE !(__VERIFIER_nondet_int()) [L1027] x->data = state [L1029] EXPR head->next [L1029] x = head->next [L1030] COND FALSE !(!(((void*)0) != x)) [L1032] EXPR x->data [L1032] COND TRUE x->data != 0 [L1034] EXPR x->next [L1034] EXPR x->next->data [L1034] EXPR x->next->data != 0 && x->data > x->next->data [L1034] EXPR x->data [L1034] EXPR x->next [L1034] EXPR x->next->data [L1034] EXPR x->next->data != 0 && x->data > x->next->data [L1034] COND TRUE !(x->next->data != 0 && x->data > x->next->data) [L1034] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 75.5 MB. Free memory is still 33.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 578.24 ms. Allocated memory is still 123.7 MB. Free memory was 90.2 MB in the beginning and 90.0 MB in the end (delta: 181.2 kB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 59.34 ms. Allocated memory is still 123.7 MB. Free memory was 90.0 MB in the beginning and 87.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 33.28 ms. Allocated memory is still 123.7 MB. Free memory was 87.9 MB in the beginning and 86.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 718.97 ms. Allocated memory is still 123.7 MB. Free memory was 86.2 MB in the beginning and 64.8 MB in the end (delta: 21.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * CodeCheck took 75518.85 ms. Allocated memory was 123.7 MB in the beginning and 645.9 MB in the end (delta: 522.2 MB). Free memory was 64.8 MB in the beginning and 295.9 MB in the end (delta: -231.0 MB). Peak memory consumption was 293.1 MB. Max. memory is 16.1 GB. * Witness Printer took 47.89 ms. Allocated memory is still 645.9 MB. Free memory was 295.9 MB in the beginning and 293.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! [2021-10-29 03:51:51,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f73300d-1c6a-4138-be13-ec75df7df75b/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...