./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-ext-properties/list-ext_2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext-properties/list-ext_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/bin/ukojak-92XMlrwhuB --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 32bit --witnessprinter.graph.data.programhash 8708d72a830c5b897b9a667c6367e709c7302fa81ab6e6c80a90a68a6807b5fb --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:03:18,543 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:03:18,546 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:03:18,584 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:03:18,585 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:03:18,586 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:03:18,588 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:03:18,590 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:03:18,593 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:03:18,594 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:03:18,595 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:03:18,602 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:03:18,603 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:03:18,604 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:03:18,606 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:03:18,608 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:03:18,609 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:03:18,610 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:03:18,613 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:03:18,616 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:03:18,629 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:03:18,637 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:03:18,639 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:03:18,640 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:03:18,645 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:03:18,645 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:03:18,646 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:03:18,647 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:03:18,648 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:03:18,649 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:03:18,649 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:03:18,650 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:03:18,651 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:03:18,652 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:03:18,657 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:03:18,657 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:03:18,658 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:03:18,658 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:03:18,658 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:03:18,659 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:03:18,660 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:03:18,661 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-10-17 17:03:18,710 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:03:18,711 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:03:18,712 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:03:18,712 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:03:18,712 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:03:18,713 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:03:18,713 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 17:03:18,713 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:03:18,713 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:03:18,713 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:03:18,714 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 17:03:18,714 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 17:03:18,714 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 17:03:18,714 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:03:18,714 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:03:18,715 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:03:18,715 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:03:18,715 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:03:18,715 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:03:18,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:03:18,716 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:03:18,716 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:03:18,716 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:03:18,716 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:03:18,716 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_37a92c94-f5a1-4c05-80a4-373aa5f641ba/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8708d72a830c5b897b9a667c6367e709c7302fa81ab6e6c80a90a68a6807b5fb [2022-10-17 17:03:18,959 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:03:18,984 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:03:18,988 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:03:18,989 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:03:18,990 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:03:18,992 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/list-ext-properties/list-ext_2.i [2022-10-17 17:03:19,066 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/bin/ukojak-92XMlrwhuB/data/4049b67d7/82757ee1a92944a29af4c4c57310da74/FLAG5f05a7841 [2022-10-17 17:03:19,628 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:03:19,629 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/sv-benchmarks/c/list-ext-properties/list-ext_2.i [2022-10-17 17:03:19,643 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/bin/ukojak-92XMlrwhuB/data/4049b67d7/82757ee1a92944a29af4c4c57310da74/FLAG5f05a7841 [2022-10-17 17:03:19,863 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/bin/ukojak-92XMlrwhuB/data/4049b67d7/82757ee1a92944a29af4c4c57310da74 [2022-10-17 17:03:19,865 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:03:19,867 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:03:19,868 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:03:19,868 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:03:19,870 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:03:19,871 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:03:19" (1/1) ... [2022-10-17 17:03:19,872 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30638c9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:19, skipping insertion in model container [2022-10-17 17:03:19,872 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:03:19" (1/1) ... [2022-10-17 17:03:19,884 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:03:19,922 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:03:20,230 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/sv-benchmarks/c/list-ext-properties/list-ext_2.i[23625,23638] [2022-10-17 17:03:20,236 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:03:20,245 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:03:20,286 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/sv-benchmarks/c/list-ext-properties/list-ext_2.i[23625,23638] [2022-10-17 17:03:20,288 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:03:20,317 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:03:20,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:20 WrapperNode [2022-10-17 17:03:20,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:03:20,319 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:03:20,319 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:03:20,320 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:03:20,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:20" (1/1) ... [2022-10-17 17:03:20,343 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:20" (1/1) ... [2022-10-17 17:03:20,374 INFO L138 Inliner]: procedures = 125, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 138 [2022-10-17 17:03:20,374 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:03:20,376 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:03:20,377 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:03:20,377 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:03:20,387 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:20" (1/1) ... [2022-10-17 17:03:20,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:20" (1/1) ... [2022-10-17 17:03:20,411 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:20" (1/1) ... [2022-10-17 17:03:20,411 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:20" (1/1) ... [2022-10-17 17:03:20,420 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:20" (1/1) ... [2022-10-17 17:03:20,439 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:20" (1/1) ... [2022-10-17 17:03:20,441 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:20" (1/1) ... [2022-10-17 17:03:20,442 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:20" (1/1) ... [2022-10-17 17:03:20,455 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:03:20,457 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:03:20,457 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:03:20,457 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:03:20,458 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:20" (1/1) ... [2022-10-17 17:03:20,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:03:20,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:03:20,502 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:03:20,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:03:20,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:03:20,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:03:20,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 17:03:20,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:03:20,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 17:03:20,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 17:03:20,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:03:20,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:03:20,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:03:20,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:03:20,710 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:03:20,712 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:03:21,215 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:03:21,271 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:03:21,271 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-10-17 17:03:21,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:03:21 BoogieIcfgContainer [2022-10-17 17:03:21,275 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:03:21,276 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:03:21,276 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:03:21,287 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:03:21,287 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:03:21" (1/1) ... [2022-10-17 17:03:21,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:03:21,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:21,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 78 states and 91 transitions. [2022-10-17 17:03:21,371 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 91 transitions. [2022-10-17 17:03:21,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 17:03:21,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:21,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:21,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:21,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:21,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:21,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 81 states and 95 transitions. [2022-10-17 17:03:21,725 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 95 transitions. [2022-10-17 17:03:21,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 17:03:21,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:21,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:21,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:21,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:22,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:22,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 84 states and 100 transitions. [2022-10-17 17:03:22,183 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 100 transitions. [2022-10-17 17:03:22,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 17:03:22,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:22,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:22,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:22,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:22,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:22,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 84 states and 99 transitions. [2022-10-17 17:03:22,249 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 99 transitions. [2022-10-17 17:03:22,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 17:03:22,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:22,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:22,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:22,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:22,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:22,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 87 states and 104 transitions. [2022-10-17 17:03:22,401 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 104 transitions. [2022-10-17 17:03:22,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 17:03:22,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:22,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:22,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:22,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:22,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:22,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 90 states and 109 transitions. [2022-10-17 17:03:22,577 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 109 transitions. [2022-10-17 17:03:22,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 17:03:22,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:22,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:22,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:22,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:22,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:22,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 91 states and 110 transitions. [2022-10-17 17:03:22,628 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 110 transitions. [2022-10-17 17:03:22,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 17:03:22,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:22,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:22,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:22,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:22,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:22,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 92 states and 112 transitions. [2022-10-17 17:03:22,900 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 112 transitions. [2022-10-17 17:03:22,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 17:03:22,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:22,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:22,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:22,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:23,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:23,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 91 states and 111 transitions. [2022-10-17 17:03:23,004 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 111 transitions. [2022-10-17 17:03:23,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 17:03:23,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:23,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:23,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:23,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:23,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:23,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 93 states and 115 transitions. [2022-10-17 17:03:23,195 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 115 transitions. [2022-10-17 17:03:23,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 17:03:23,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:23,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:23,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:23,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:23,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:23,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 92 states and 114 transitions. [2022-10-17 17:03:23,231 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 114 transitions. [2022-10-17 17:03:23,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 17:03:23,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:23,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:23,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:23,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:23,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:23,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 93 states and 116 transitions. [2022-10-17 17:03:23,343 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 116 transitions. [2022-10-17 17:03:23,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 17:03:23,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:23,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:23,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:23,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:23,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:23,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 92 states and 115 transitions. [2022-10-17 17:03:23,402 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 115 transitions. [2022-10-17 17:03:23,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 17:03:23,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:23,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:23,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:23,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:23,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:23,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 93 states and 118 transitions. [2022-10-17 17:03:23,579 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 118 transitions. [2022-10-17 17:03:23,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 17:03:23,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:23,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:23,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:23,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:24,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:24,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 100 states and 133 transitions. [2022-10-17 17:03:24,043 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 133 transitions. [2022-10-17 17:03:24,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 17:03:24,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:24,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:24,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:24,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:24,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:24,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 107 states and 148 transitions. [2022-10-17 17:03:24,404 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 148 transitions. [2022-10-17 17:03:24,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 17:03:24,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:24,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:24,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:24,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:24,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:24,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 106 states and 147 transitions. [2022-10-17 17:03:24,478 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 147 transitions. [2022-10-17 17:03:24,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 17:03:24,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:24,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:24,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:24,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:24,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:24,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 108 states and 150 transitions. [2022-10-17 17:03:24,599 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 150 transitions. [2022-10-17 17:03:24,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 17:03:24,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:24,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:24,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:24,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:24,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:24,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 107 states and 149 transitions. [2022-10-17 17:03:24,655 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 149 transitions. [2022-10-17 17:03:24,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 17:03:24,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:24,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:24,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:24,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:24,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:24,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 108 states and 154 transitions. [2022-10-17 17:03:24,753 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 154 transitions. [2022-10-17 17:03:24,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 17:03:24,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:24,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:24,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:24,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:24,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:24,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 109 states and 155 transitions. [2022-10-17 17:03:24,806 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 155 transitions. [2022-10-17 17:03:24,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 17:03:24,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:24,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:24,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:24,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:25,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:25,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 111 states and 160 transitions. [2022-10-17 17:03:25,053 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 160 transitions. [2022-10-17 17:03:25,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 17:03:25,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:25,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:25,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:25,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:25,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:25,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 110 states and 159 transitions. [2022-10-17 17:03:25,096 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 159 transitions. [2022-10-17 17:03:25,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 17:03:25,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:25,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:25,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:25,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:25,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:25,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 112 states and 165 transitions. [2022-10-17 17:03:25,347 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 165 transitions. [2022-10-17 17:03:25,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 17:03:25,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:25,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:25,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:25,489 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:25,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:25,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 112 states and 164 transitions. [2022-10-17 17:03:25,896 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 164 transitions. [2022-10-17 17:03:25,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 17:03:25,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:25,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:25,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:26,148 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:26,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:26,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 99 states and 142 transitions. [2022-10-17 17:03:26,761 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 142 transitions. [2022-10-17 17:03:26,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 17:03:26,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:26,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:26,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:27,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:27,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:27,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 101 states and 148 transitions. [2022-10-17 17:03:27,997 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 148 transitions. [2022-10-17 17:03:27,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 17:03:27,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:27,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:28,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:28,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:28,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:28,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 100 states and 147 transitions. [2022-10-17 17:03:28,075 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 147 transitions. [2022-10-17 17:03:28,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 17:03:28,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:28,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:28,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:28,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:28,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:28,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 102 states and 150 transitions. [2022-10-17 17:03:28,181 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 150 transitions. [2022-10-17 17:03:28,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 17:03:28,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:28,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:28,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:28,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:28,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:28,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 101 states and 149 transitions. [2022-10-17 17:03:28,239 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 149 transitions. [2022-10-17 17:03:28,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 17:03:28,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:28,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:28,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:28,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:28,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:28,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 104 states and 157 transitions. [2022-10-17 17:03:28,422 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 157 transitions. [2022-10-17 17:03:28,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 17:03:28,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:28,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:28,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:28,569 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:29,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:29,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 93 states and 131 transitions. [2022-10-17 17:03:29,072 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 131 transitions. [2022-10-17 17:03:29,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 17:03:29,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:29,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:29,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:29,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:29,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:29,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 85 states and 123 transitions. [2022-10-17 17:03:29,448 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2022-10-17 17:03:29,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:03:29,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:29,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:29,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:29,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:31,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:31,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 89 states and 133 transitions. [2022-10-17 17:03:31,310 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 133 transitions. [2022-10-17 17:03:31,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 17:03:31,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:31,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:31,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 17:03:31,326 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 17:03:31,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 17:03:31,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 17:03:31,403 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 17:03:31,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 17:03:31,459 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 34 iterations. [2022-10-17 17:03:31,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 05:03:31 ImpRootNode [2022-10-17 17:03:31,533 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 17:03:31,534 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 17:03:31,534 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 17:03:31,534 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 17:03:31,534 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:03:21" (3/4) ... [2022-10-17 17:03:31,538 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-10-17 17:03:31,538 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 17:03:31,539 INFO L158 Benchmark]: Toolchain (without parser) took 11672.01ms. Allocated memory was 83.9MB in the beginning and 199.2MB in the end (delta: 115.3MB). Free memory was 58.7MB in the beginning and 116.3MB in the end (delta: -57.6MB). Peak memory consumption was 56.2MB. Max. memory is 16.1GB. [2022-10-17 17:03:31,540 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 83.9MB. Free memory is still 57.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:03:31,540 INFO L158 Benchmark]: CACSL2BoogieTranslator took 450.47ms. Allocated memory is still 83.9MB. Free memory was 58.4MB in the beginning and 49.9MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 17:03:31,541 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.53ms. Allocated memory is still 83.9MB. Free memory was 49.8MB in the beginning and 47.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:03:31,542 INFO L158 Benchmark]: Boogie Preprocessor took 79.25ms. Allocated memory is still 83.9MB. Free memory was 47.7MB in the beginning and 45.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:03:31,543 INFO L158 Benchmark]: RCFGBuilder took 818.23ms. Allocated memory was 83.9MB in the beginning and 111.1MB in the end (delta: 27.3MB). Free memory was 45.9MB in the beginning and 73.7MB in the end (delta: -27.9MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2022-10-17 17:03:31,544 INFO L158 Benchmark]: CodeCheck took 10257.46ms. Allocated memory was 111.1MB in the beginning and 199.2MB in the end (delta: 88.1MB). Free memory was 73.7MB in the beginning and 117.3MB in the end (delta: -43.5MB). Peak memory consumption was 43.9MB. Max. memory is 16.1GB. [2022-10-17 17:03:31,544 INFO L158 Benchmark]: Witness Printer took 4.68ms. Allocated memory is still 199.2MB. Free memory was 117.3MB in the beginning and 116.3MB in the end (delta: 970.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:03:31,548 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, 78 locations, 38 error locations. Started 1 CEGAR loops. OverallTime: 10.2s, OverallIterations: 34, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2559 SdHoareTripleChecker+Valid, 10.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1890 mSDsluCounter, 2565 SdHoareTripleChecker+Invalid, 8.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2367 mSDsCounter, 1579 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5858 IncrementalHoareTripleChecker+Invalid, 7437 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1579 mSolverCounterUnsat, 880 mSDtfsCounter, 5858 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2707 GetRequests, 2504 SyntacticMatches, 65 SemanticMatches, 138 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8010 ImplicationChecksByTransitivity, 5.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 331 NumberOfCodeBlocks, 331 NumberOfCodeBlocksAsserted, 34 NumberOfCheckSat, 283 ConstructedInterpolants, 0 QuantifiedInterpolants, 1454 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 33 InterpolantComputations, 33 PerfectInterpolantSequences, 12/12 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 - UnprovableResult [Line: 569]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 569. Possible FailurePath: [L533] int i = 0; [L534] int y = 0; [L535] List a = (List) malloc(sizeof(struct node)); [L536] COND FALSE !(a == 0) [L537] List t; [L538] List p = a; VAL [a={2216:0}, i=0, p={2216:0}, y=0] [L539] i < 10 && __VERIFIER_nondet_int() [L539] i < 10 && __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=0, a={2216:0}, i=0, i < 10 && __VERIFIER_nondet_int()=0, p={2216:0}, y=0] [L539] COND FALSE !(i < 10 && __VERIFIER_nondet_int()) [L547] y < 10 && __VERIFIER_nondet_int() [L547] y < 10 && __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=0, a={2216:0}, i=0, p={2216:0}, y=0, y < 10 && __VERIFIER_nondet_int()=0] [L547] COND FALSE !(y < 10 && __VERIFIER_nondet_int()) [L555] p->h = 3 VAL [a={2216:0}, i=0, p={2216:0}, y=0] [L556] p->n = (void*)__VERIFIER_nondet_ulong() [L557] i = 0 [L558] y = 0 [L559] p = a VAL [a={2216:0}, i=0, p={2216:0}, y=0] [L560] EXPR p->h VAL [a={2216:0}, i=0, p={2216:0}, p->h=3, y=0] [L560] COND FALSE !(p->h == 1) [L564] EXPR p->h VAL [a={2216:0}, i=0, p={2216:0}, p->h=3, y=0] [L564] COND FALSE !(p->h == 2) [L568] EXPR p->h VAL [a={2216:0}, i=0, p={2216:0}, p->h=3, y=0] [L568] COND TRUE p->h != 3 || (i + y) < 20 [L569] reach_error() VAL [a={2216:0}, i=0, p={2216:0}, y=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61ms. Allocated memory is still 83.9MB. Free memory is still 57.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 450.47ms. Allocated memory is still 83.9MB. Free memory was 58.4MB in the beginning and 49.9MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.53ms. Allocated memory is still 83.9MB. Free memory was 49.8MB in the beginning and 47.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.25ms. Allocated memory is still 83.9MB. Free memory was 47.7MB in the beginning and 45.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 818.23ms. Allocated memory was 83.9MB in the beginning and 111.1MB in the end (delta: 27.3MB). Free memory was 45.9MB in the beginning and 73.7MB in the end (delta: -27.9MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. * CodeCheck took 10257.46ms. Allocated memory was 111.1MB in the beginning and 199.2MB in the end (delta: 88.1MB). Free memory was 73.7MB in the beginning and 117.3MB in the end (delta: -43.5MB). Peak memory consumption was 43.9MB. Max. memory is 16.1GB. * Witness Printer took 4.68ms. Allocated memory is still 199.2MB. Free memory was 117.3MB in the beginning and 116.3MB in the end (delta: 970.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-10-17 17:03:31,614 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/bin/ukojak-92XMlrwhuB/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext-properties/list-ext_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/bin/ukojak-92XMlrwhuB --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 32bit --witnessprinter.graph.data.programhash 8708d72a830c5b897b9a667c6367e709c7302fa81ab6e6c80a90a68a6807b5fb --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:03:34,012 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:03:34,015 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:03:34,047 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:03:34,047 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:03:34,048 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:03:34,050 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:03:34,053 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:03:34,055 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:03:34,056 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:03:34,057 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:03:34,059 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:03:34,060 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:03:34,061 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:03:34,062 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:03:34,064 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:03:34,066 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:03:34,068 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:03:34,070 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:03:34,073 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:03:34,075 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:03:34,085 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:03:34,089 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:03:34,091 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:03:34,102 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:03:34,102 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:03:34,102 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:03:34,104 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:03:34,104 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:03:34,105 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:03:34,106 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:03:34,107 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:03:34,108 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:03:34,111 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:03:34,115 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:03:34,115 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:03:34,116 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:03:34,116 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:03:34,117 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:03:34,118 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:03:34,119 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:03:34,120 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-10-17 17:03:34,174 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:03:34,174 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:03:34,178 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:03:34,178 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:03:34,179 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:03:34,179 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:03:34,179 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 17:03:34,179 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:03:34,180 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:03:34,180 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:03:34,181 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 17:03:34,181 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 17:03:34,181 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 17:03:34,182 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:03:34,182 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 17:03:34,182 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 17:03:34,182 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 17:03:34,183 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:03:34,183 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:03:34,183 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:03:34,183 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:03:34,184 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:03:34,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:03:34,184 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:03:34,185 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:03:34,185 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 17:03:34,185 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 17:03:34,185 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 17:03:34,185 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 17:03:34,186 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_37a92c94-f5a1-4c05-80a4-373aa5f641ba/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8708d72a830c5b897b9a667c6367e709c7302fa81ab6e6c80a90a68a6807b5fb [2022-10-17 17:03:34,539 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:03:34,561 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:03:34,564 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:03:34,566 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:03:34,567 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:03:34,569 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/list-ext-properties/list-ext_2.i [2022-10-17 17:03:34,646 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/bin/ukojak-92XMlrwhuB/data/7fe0353ed/ddf1267eccea4d4ab3e9160cea3a9931/FLAG8e401c471 [2022-10-17 17:03:35,222 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:03:35,223 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/sv-benchmarks/c/list-ext-properties/list-ext_2.i [2022-10-17 17:03:35,236 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/bin/ukojak-92XMlrwhuB/data/7fe0353ed/ddf1267eccea4d4ab3e9160cea3a9931/FLAG8e401c471 [2022-10-17 17:03:35,550 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/bin/ukojak-92XMlrwhuB/data/7fe0353ed/ddf1267eccea4d4ab3e9160cea3a9931 [2022-10-17 17:03:35,554 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:03:35,556 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:03:35,560 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:03:35,560 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:03:35,564 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:03:35,565 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:03:35" (1/1) ... [2022-10-17 17:03:35,566 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e1625b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:35, skipping insertion in model container [2022-10-17 17:03:35,566 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:03:35" (1/1) ... [2022-10-17 17:03:35,574 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:03:35,643 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:03:36,109 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/sv-benchmarks/c/list-ext-properties/list-ext_2.i[23625,23638] [2022-10-17 17:03:36,122 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:03:36,138 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:03:36,207 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/sv-benchmarks/c/list-ext-properties/list-ext_2.i[23625,23638] [2022-10-17 17:03:36,214 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:03:36,267 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:03:36,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:36 WrapperNode [2022-10-17 17:03:36,268 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:03:36,271 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:03:36,272 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:03:36,272 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:03:36,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:36" (1/1) ... [2022-10-17 17:03:36,318 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:36" (1/1) ... [2022-10-17 17:03:36,360 INFO L138 Inliner]: procedures = 128, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 127 [2022-10-17 17:03:36,361 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:03:36,363 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:03:36,363 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:03:36,363 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:03:36,373 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:36" (1/1) ... [2022-10-17 17:03:36,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:36" (1/1) ... [2022-10-17 17:03:36,390 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:36" (1/1) ... [2022-10-17 17:03:36,392 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:36" (1/1) ... [2022-10-17 17:03:36,401 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:36" (1/1) ... [2022-10-17 17:03:36,416 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:36" (1/1) ... [2022-10-17 17:03:36,430 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:36" (1/1) ... [2022-10-17 17:03:36,432 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:36" (1/1) ... [2022-10-17 17:03:36,435 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:03:36,438 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:03:36,438 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:03:36,439 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:03:36,440 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:36" (1/1) ... [2022-10-17 17:03:36,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:03:36,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:03:36,488 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:03:36,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:03:36,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 17:03:36,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 17:03:36,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:03:36,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 17:03:36,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 17:03:36,542 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:03:36,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 17:03:36,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 17:03:36,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:03:36,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:03:36,750 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:03:36,752 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:03:37,419 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:03:37,497 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:03:37,498 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-10-17 17:03:37,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:03:37 BoogieIcfgContainer [2022-10-17 17:03:37,501 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:03:37,502 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:03:37,502 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:03:37,512 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:03:37,513 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:03:37" (1/1) ... [2022-10-17 17:03:37,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:03:37,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:37,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 76 states and 87 transitions. [2022-10-17 17:03:37,583 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 87 transitions. [2022-10-17 17:03:37,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 17:03:37,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:37,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:37,627 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:153) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-10-17 17:03:37,632 INFO L158 Benchmark]: Toolchain (without parser) took 2074.08ms. Allocated memory was 50.3MB in the beginning and 62.9MB in the end (delta: 12.6MB). Free memory was 25.4MB in the beginning and 28.6MB in the end (delta: -3.2MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2022-10-17 17:03:37,632 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 50.3MB. Free memory was 31.3MB in the beginning and 31.2MB in the end (delta: 46.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:03:37,633 INFO L158 Benchmark]: CACSL2BoogieTranslator took 710.12ms. Allocated memory was 50.3MB in the beginning and 62.9MB in the end (delta: 12.6MB). Free memory was 25.2MB in the beginning and 37.5MB in the end (delta: -12.4MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. [2022-10-17 17:03:37,634 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.46ms. Allocated memory is still 62.9MB. Free memory was 37.4MB in the beginning and 35.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:03:37,635 INFO L158 Benchmark]: Boogie Preprocessor took 74.34ms. Allocated memory is still 62.9MB. Free memory was 35.2MB in the beginning and 33.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:03:37,635 INFO L158 Benchmark]: RCFGBuilder took 1063.28ms. Allocated memory is still 62.9MB. Free memory was 33.2MB in the beginning and 34.7MB in the end (delta: -1.5MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2022-10-17 17:03:37,636 INFO L158 Benchmark]: CodeCheck took 127.58ms. Allocated memory is still 62.9MB. Free memory was 34.7MB in the beginning and 28.6MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 17:03:37,639 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 50.3MB. Free memory was 31.3MB in the beginning and 31.2MB in the end (delta: 46.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 710.12ms. Allocated memory was 50.3MB in the beginning and 62.9MB in the end (delta: 12.6MB). Free memory was 25.2MB in the beginning and 37.5MB in the end (delta: -12.4MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.46ms. Allocated memory is still 62.9MB. Free memory was 37.4MB in the beginning and 35.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.34ms. Allocated memory is still 62.9MB. Free memory was 35.2MB in the beginning and 33.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1063.28ms. Allocated memory is still 62.9MB. Free memory was 33.2MB in the beginning and 34.7MB in the end (delta: -1.5MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. * CodeCheck took 127.58ms. Allocated memory is still 62.9MB. Free memory was 34.7MB in the beginning and 28.6MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 17:03:37,685 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a92c94-f5a1-4c05-80a4-373aa5f641ba/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared