./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-properties/splice-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_91c18f07-3d68-4385-ac95-e32e5ac62855/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c18f07-3d68-4385-ac95-e32e5ac62855/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_91c18f07-3d68-4385-ac95-e32e5ac62855/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c18f07-3d68-4385-ac95-e32e5ac62855/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-properties/splice-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c18f07-3d68-4385-ac95-e32e5ac62855/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_91c18f07-3d68-4385-ac95-e32e5ac62855/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 098fc4cb5d15cb305e8d98bf2e1c69b111d102681b51dec68ae720515d6f30bc --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:57:20,303 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:57:20,306 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:57:20,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:57:20,360 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:57:20,364 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:57:20,367 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:57:20,372 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:57:20,375 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:57:20,380 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:57:20,381 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:57:20,384 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:57:20,385 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:57:20,388 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:57:20,389 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:57:20,392 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:57:20,393 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:57:20,395 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:57:20,397 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:57:20,404 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:57:20,406 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:57:20,407 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:57:20,411 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:57:20,413 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:57:20,423 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:57:20,423 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:57:20,424 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:57:20,426 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:57:20,427 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:57:20,428 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:57:20,428 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:57:20,430 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:57:20,432 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:57:20,434 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:57:20,435 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:57:20,436 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:57:20,436 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:57:20,437 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:57:20,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:57:20,438 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:57:20,439 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:57:20,440 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c18f07-3d68-4385-ac95-e32e5ac62855/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-10-17 16:57:20,482 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:57:20,483 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:57:20,484 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:57:20,485 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:57:20,485 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:57:20,485 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:57:20,486 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:57:20,486 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:57:20,486 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:57:20,486 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:57:20,487 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 16:57:20,488 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 16:57:20,488 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 16:57:20,488 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:57:20,488 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:57:20,488 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:57:20,489 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:57:20,489 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:57:20,489 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:57:20,489 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:57:20,490 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:57:20,490 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:57:20,490 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:57:20,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:57:20,491 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_91c18f07-3d68-4385-ac95-e32e5ac62855/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c18f07-3d68-4385-ac95-e32e5ac62855/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 098fc4cb5d15cb305e8d98bf2e1c69b111d102681b51dec68ae720515d6f30bc [2022-10-17 16:57:20,766 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:57:20,797 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:57:20,800 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:57:20,801 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:57:20,802 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:57:20,804 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c18f07-3d68-4385-ac95-e32e5ac62855/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/list-properties/splice-2.i [2022-10-17 16:57:20,876 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c18f07-3d68-4385-ac95-e32e5ac62855/bin/ukojak-92XMlrwhuB/data/2782e9409/925ad1cae7b94b2d99d05c0b07e839e2/FLAGe364ee19b [2022-10-17 16:57:21,377 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:57:21,378 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c18f07-3d68-4385-ac95-e32e5ac62855/sv-benchmarks/c/list-properties/splice-2.i [2022-10-17 16:57:21,402 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c18f07-3d68-4385-ac95-e32e5ac62855/bin/ukojak-92XMlrwhuB/data/2782e9409/925ad1cae7b94b2d99d05c0b07e839e2/FLAGe364ee19b [2022-10-17 16:57:21,864 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c18f07-3d68-4385-ac95-e32e5ac62855/bin/ukojak-92XMlrwhuB/data/2782e9409/925ad1cae7b94b2d99d05c0b07e839e2 [2022-10-17 16:57:21,867 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:57:21,869 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:57:21,873 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:57:21,873 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:57:21,876 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:57:21,877 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:57:21" (1/1) ... [2022-10-17 16:57:21,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71471b44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:21, skipping insertion in model container [2022-10-17 16:57:21,879 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:57:21" (1/1) ... [2022-10-17 16:57:21,886 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:57:21,950 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:57:22,302 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_91c18f07-3d68-4385-ac95-e32e5ac62855/sv-benchmarks/c/list-properties/splice-2.i[23721,23734] [2022-10-17 16:57:22,305 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:57:22,318 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:57:22,386 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c18f07-3d68-4385-ac95-e32e5ac62855/sv-benchmarks/c/list-properties/splice-2.i[23721,23734] [2022-10-17 16:57:22,388 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:57:22,423 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:57:22,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:22 WrapperNode [2022-10-17 16:57:22,424 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:57:22,425 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:57:22,426 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:57:22,426 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:57:22,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:22" (1/1) ... [2022-10-17 16:57:22,471 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:22" (1/1) ... [2022-10-17 16:57:22,516 INFO L138 Inliner]: procedures = 124, calls = 24, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 110 [2022-10-17 16:57:22,516 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:57:22,519 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:57:22,519 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:57:22,519 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:57:22,526 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:22" (1/1) ... [2022-10-17 16:57:22,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:22" (1/1) ... [2022-10-17 16:57:22,530 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:22" (1/1) ... [2022-10-17 16:57:22,530 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:22" (1/1) ... [2022-10-17 16:57:22,537 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:22" (1/1) ... [2022-10-17 16:57:22,547 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:22" (1/1) ... [2022-10-17 16:57:22,549 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:22" (1/1) ... [2022-10-17 16:57:22,551 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:22" (1/1) ... [2022-10-17 16:57:22,554 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:57:22,554 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:57:22,555 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:57:22,555 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:57:22,558 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:22" (1/1) ... [2022-10-17 16:57:22,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:57:22,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c18f07-3d68-4385-ac95-e32e5ac62855/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:57:22,591 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c18f07-3d68-4385-ac95-e32e5ac62855/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:57:22,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c18f07-3d68-4385-ac95-e32e5ac62855/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:57:22,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:57:22,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:57:22,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:57:22,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:57:22,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:57:22,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:57:22,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:57:22,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:57:22,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:57:22,741 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:57:22,743 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:57:23,171 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:57:23,304 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:57:23,308 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-10-17 16:57:23,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:57:23 BoogieIcfgContainer [2022-10-17 16:57:23,311 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:57:23,312 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:57:23,313 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:57:23,327 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:57:23,328 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:57:23" (1/1) ... [2022-10-17 16:57:23,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:57:23,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:23,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 64 states and 76 transitions. [2022-10-17 16:57:23,403 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 76 transitions. [2022-10-17 16:57:23,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:57:23,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:23,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:23,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:23,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:23,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:23,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 64 states and 75 transitions. [2022-10-17 16:57:23,616 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 75 transitions. [2022-10-17 16:57:23,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:57:23,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:23,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:23,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:23,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:23,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:23,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 67 states and 80 transitions. [2022-10-17 16:57:23,889 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 80 transitions. [2022-10-17 16:57:23,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:57:23,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:23,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:23,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:24,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:24,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:24,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 70 states and 85 transitions. [2022-10-17 16:57:24,349 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 85 transitions. [2022-10-17 16:57:24,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:57:24,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:24,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:24,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:24,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:24,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:24,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 74 states and 92 transitions. [2022-10-17 16:57:24,606 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 92 transitions. [2022-10-17 16:57:24,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:57:24,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:24,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:24,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:24,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:25,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:25,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 78 states and 100 transitions. [2022-10-17 16:57:25,220 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 100 transitions. [2022-10-17 16:57:25,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:57:25,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:25,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:25,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:25,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:25,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:25,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 80 states and 103 transitions. [2022-10-17 16:57:25,309 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 103 transitions. [2022-10-17 16:57:25,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:57:25,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:25,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:25,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:25,382 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 16:57:25,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:25,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 82 states and 106 transitions. [2022-10-17 16:57:25,404 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 106 transitions. [2022-10-17 16:57:25,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:57:25,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:25,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:25,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:25,461 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 16:57:25,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:25,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 85 states and 113 transitions. [2022-10-17 16:57:25,928 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 113 transitions. [2022-10-17 16:57:25,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:57:25,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:25,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:25,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:57:25,952 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 16:57:25,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:57:26,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:57:26,015 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 16:57:26,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:57:26,071 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 9 iterations. [2022-10-17 16:57:26,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:57:26 ImpRootNode [2022-10-17 16:57:26,113 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:57:26,113 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:57:26,114 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:57:26,114 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:57:26,114 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:57:23" (3/4) ... [2022-10-17 16:57:26,118 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-10-17 16:57:26,118 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:57:26,119 INFO L158 Benchmark]: Toolchain (without parser) took 4250.10ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 54.8MB in the beginning and 77.1MB in the end (delta: -22.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:57:26,120 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 92.3MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:57:26,120 INFO L158 Benchmark]: CACSL2BoogieTranslator took 551.88ms. Allocated memory is still 92.3MB. Free memory was 54.6MB in the beginning and 59.4MB in the end (delta: -4.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 16:57:26,121 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.26ms. Allocated memory is still 92.3MB. Free memory was 59.4MB in the beginning and 57.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:57:26,122 INFO L158 Benchmark]: Boogie Preprocessor took 34.82ms. Allocated memory is still 92.3MB. Free memory was 57.3MB in the beginning and 55.6MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:57:26,123 INFO L158 Benchmark]: RCFGBuilder took 757.02ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 55.6MB in the beginning and 84.7MB in the end (delta: -29.1MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2022-10-17 16:57:26,124 INFO L158 Benchmark]: CodeCheck took 2800.58ms. Allocated memory is still 111.1MB. Free memory was 84.5MB in the beginning and 78.0MB in the end (delta: 6.6MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2022-10-17 16:57:26,124 INFO L158 Benchmark]: Witness Printer took 4.93ms. Allocated memory is still 111.1MB. Free memory is still 77.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:57:26,128 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, 64 locations, 30 error locations. Started 1 CEGAR loops. OverallTime: 2.7s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 247 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 150 mSDsluCounter, 337 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 199 mSDsCounter, 83 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 335 IncrementalHoareTripleChecker+Invalid, 418 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 83 mSolverCounterUnsat, 138 mSDtfsCounter, 335 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 379 GetRequests, 326 SyntacticMatches, 3 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 694 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 52 NumberOfCodeBlocks, 52 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 36 ConstructedInterpolants, 0 QuantifiedInterpolants, 223 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 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: 531]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 531. Possible FailurePath: [L532] int flag = 1; [L533] List a = (List) malloc(sizeof(struct node)); [L534] COND FALSE !(a == 0) [L535] List t; [L536] List l1; [L537] List l2; [L538] List b; [L539] List u; [L540] List p = a; VAL [a={-1:0}, flag=1, p={-1:0}] [L541] COND FALSE !(__VERIFIER_nondet_int()) [L554] p->h = 3 VAL [a={-1:0}, flag=1, p={-1:0}] [L555] EXPR a->h VAL [a={-1:0}, a->h=3, flag=1, p={-1:0}] [L555] COND TRUE a->h == 3 [L555] return 0; VAL [\result=0, a={-1:0}, flag=1, p={-1:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 92.3MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 551.88ms. Allocated memory is still 92.3MB. Free memory was 54.6MB in the beginning and 59.4MB in the end (delta: -4.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.26ms. Allocated memory is still 92.3MB. Free memory was 59.4MB in the beginning and 57.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.82ms. Allocated memory is still 92.3MB. Free memory was 57.3MB in the beginning and 55.6MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 757.02ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 55.6MB in the beginning and 84.7MB in the end (delta: -29.1MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. * CodeCheck took 2800.58ms. Allocated memory is still 111.1MB. Free memory was 84.5MB in the beginning and 78.0MB in the end (delta: 6.6MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. * Witness Printer took 4.93ms. Allocated memory is still 111.1MB. Free memory is still 77.1MB. 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 16:57:26,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c18f07-3d68-4385-ac95-e32e5ac62855/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_91c18f07-3d68-4385-ac95-e32e5ac62855/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c18f07-3d68-4385-ac95-e32e5ac62855/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_91c18f07-3d68-4385-ac95-e32e5ac62855/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c18f07-3d68-4385-ac95-e32e5ac62855/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-properties/splice-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c18f07-3d68-4385-ac95-e32e5ac62855/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_91c18f07-3d68-4385-ac95-e32e5ac62855/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 098fc4cb5d15cb305e8d98bf2e1c69b111d102681b51dec68ae720515d6f30bc --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:57:28,669 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:57:28,673 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:57:28,729 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:57:28,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:57:28,736 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:57:28,739 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:57:28,743 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:57:28,754 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:57:28,757 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:57:28,762 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:57:28,764 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:57:28,765 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:57:28,772 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:57:28,774 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:57:28,776 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:57:28,777 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:57:28,778 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:57:28,781 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:57:28,788 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:57:28,791 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:57:28,793 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:57:28,796 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:57:28,798 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:57:28,805 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:57:28,806 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:57:28,807 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:57:28,809 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:57:28,810 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:57:28,811 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:57:28,812 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:57:28,813 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:57:28,815 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:57:28,816 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:57:28,817 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:57:28,818 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:57:28,819 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:57:28,819 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:57:28,820 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:57:28,822 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:57:28,823 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:57:28,824 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c18f07-3d68-4385-ac95-e32e5ac62855/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-10-17 16:57:28,870 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:57:28,870 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:57:28,874 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:57:28,874 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:57:28,874 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:57:28,875 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:57:28,875 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:57:28,875 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:57:28,875 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:57:28,876 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:57:28,877 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 16:57:28,877 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 16:57:28,877 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 16:57:28,878 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:57:28,878 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:57:28,878 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:57:28,878 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:57:28,879 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:57:28,879 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:57:28,879 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:57:28,879 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:57:28,880 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:57:28,880 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:57:28,880 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:57:28,880 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:57:28,881 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:57:28,881 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:57:28,881 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:57:28,881 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:57:28,882 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_91c18f07-3d68-4385-ac95-e32e5ac62855/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c18f07-3d68-4385-ac95-e32e5ac62855/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 098fc4cb5d15cb305e8d98bf2e1c69b111d102681b51dec68ae720515d6f30bc [2022-10-17 16:57:29,266 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:57:29,288 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:57:29,291 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:57:29,293 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:57:29,294 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:57:29,295 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c18f07-3d68-4385-ac95-e32e5ac62855/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/list-properties/splice-2.i [2022-10-17 16:57:29,365 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c18f07-3d68-4385-ac95-e32e5ac62855/bin/ukojak-92XMlrwhuB/data/8bce46116/185a577ad3fb41278efe75ea232eb80d/FLAG157c70956 [2022-10-17 16:57:29,921 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:57:29,926 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c18f07-3d68-4385-ac95-e32e5ac62855/sv-benchmarks/c/list-properties/splice-2.i [2022-10-17 16:57:29,942 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c18f07-3d68-4385-ac95-e32e5ac62855/bin/ukojak-92XMlrwhuB/data/8bce46116/185a577ad3fb41278efe75ea232eb80d/FLAG157c70956 [2022-10-17 16:57:30,207 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c18f07-3d68-4385-ac95-e32e5ac62855/bin/ukojak-92XMlrwhuB/data/8bce46116/185a577ad3fb41278efe75ea232eb80d [2022-10-17 16:57:30,210 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:57:30,212 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:57:30,234 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:57:30,234 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:57:30,237 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:57:30,238 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:57:30" (1/1) ... [2022-10-17 16:57:30,239 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19e69532 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:30, skipping insertion in model container [2022-10-17 16:57:30,240 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:57:30" (1/1) ... [2022-10-17 16:57:30,247 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:57:30,290 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:57:30,703 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_91c18f07-3d68-4385-ac95-e32e5ac62855/sv-benchmarks/c/list-properties/splice-2.i[23721,23734] [2022-10-17 16:57:30,708 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:57:30,729 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:57:30,803 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_91c18f07-3d68-4385-ac95-e32e5ac62855/sv-benchmarks/c/list-properties/splice-2.i[23721,23734] [2022-10-17 16:57:30,806 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:57:30,846 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:57:30,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:30 WrapperNode [2022-10-17 16:57:30,847 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:57:30,848 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:57:30,849 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:57:30,849 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:57:30,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:30" (1/1) ... [2022-10-17 16:57:30,874 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:30" (1/1) ... [2022-10-17 16:57:30,897 INFO L138 Inliner]: procedures = 127, calls = 24, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 110 [2022-10-17 16:57:30,898 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:57:30,899 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:57:30,899 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:57:30,899 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:57:30,908 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:30" (1/1) ... [2022-10-17 16:57:30,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:30" (1/1) ... [2022-10-17 16:57:30,913 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:30" (1/1) ... [2022-10-17 16:57:30,913 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:30" (1/1) ... [2022-10-17 16:57:30,924 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:30" (1/1) ... [2022-10-17 16:57:30,933 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:30" (1/1) ... [2022-10-17 16:57:30,937 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:30" (1/1) ... [2022-10-17 16:57:30,954 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:30" (1/1) ... [2022-10-17 16:57:30,957 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:57:30,958 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:57:30,958 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:57:30,958 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:57:30,959 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:30" (1/1) ... [2022-10-17 16:57:30,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:57:30,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c18f07-3d68-4385-ac95-e32e5ac62855/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:57:31,008 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c18f07-3d68-4385-ac95-e32e5ac62855/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:57:31,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c18f07-3d68-4385-ac95-e32e5ac62855/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:57:31,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 16:57:31,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:57:31,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:57:31,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:57:31,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:57:31,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:57:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:57:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:57:31,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:57:31,244 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:57:31,247 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:57:31,756 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:57:31,845 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:57:31,845 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-10-17 16:57:31,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:57:31 BoogieIcfgContainer [2022-10-17 16:57:31,848 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:57:31,849 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:57:31,850 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:57:31,860 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:57:31,861 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:57:31" (1/1) ... [2022-10-17 16:57:31,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:57:31,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:31,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 63 states and 74 transitions. [2022-10-17 16:57:31,935 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 74 transitions. [2022-10-17 16:57:31,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:57:31,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:31,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:31,985 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 16:57:31,990 INFO L158 Benchmark]: Toolchain (without parser) took 1776.77ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 41.4MB in the beginning and 53.7MB in the end (delta: -12.4MB). Peak memory consumption was 2.6MB. Max. memory is 16.1GB. [2022-10-17 16:57:31,991 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 52.4MB. Free memory was 31.7MB in the beginning and 31.7MB in the end (delta: 33.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:57:31,991 INFO L158 Benchmark]: CACSL2BoogieTranslator took 613.57ms. Allocated memory is still 67.1MB. Free memory was 41.2MB in the beginning and 41.4MB in the end (delta: -235.6kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 16:57:31,992 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.79ms. Allocated memory is still 67.1MB. Free memory was 41.3MB in the beginning and 39.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:57:31,993 INFO L158 Benchmark]: Boogie Preprocessor took 58.49ms. Allocated memory is still 67.1MB. Free memory was 39.2MB in the beginning and 37.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:57:31,994 INFO L158 Benchmark]: RCFGBuilder took 890.68ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 37.3MB in the beginning and 59.7MB in the end (delta: -22.4MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2022-10-17 16:57:31,995 INFO L158 Benchmark]: CodeCheck took 138.73ms. Allocated memory is still 81.8MB. Free memory was 59.7MB in the beginning and 53.7MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 16:57:31,998 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 0.31ms. Allocated memory is still 52.4MB. Free memory was 31.7MB in the beginning and 31.7MB in the end (delta: 33.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 613.57ms. Allocated memory is still 67.1MB. Free memory was 41.2MB in the beginning and 41.4MB in the end (delta: -235.6kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.79ms. Allocated memory is still 67.1MB. Free memory was 41.3MB in the beginning and 39.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.49ms. Allocated memory is still 67.1MB. Free memory was 39.2MB in the beginning and 37.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 890.68ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 37.3MB in the beginning and 59.7MB in the end (delta: -22.4MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. * CodeCheck took 138.73ms. Allocated memory is still 81.8MB. Free memory was 59.7MB in the beginning and 53.7MB in the end (delta: 5.9MB). 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 16:57:32,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c18f07-3d68-4385-ac95-e32e5ac62855/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared