./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/StructInitialization.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7bb112-6ba5-4b85-8e89-84782e1c98bc/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7bb112-6ba5-4b85-8e89-84782e1c98bc/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7bb112-6ba5-4b85-8e89-84782e1c98bc/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7bb112-6ba5-4b85-8e89-84782e1c98bc/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/StructInitialization.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7bb112-6ba5-4b85-8e89-84782e1c98bc/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7bb112-6ba5-4b85-8e89-84782e1c98bc/bin/ukojak-pZX7IvK2PQ --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 e0af411cbe463e50d2f658cbef67da9cc6723e28c1262169ce3b6aa7303dfb51 --- 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-6b4ec56 [2022-11-20 18:00:25,627 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:00:25,630 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:00:25,675 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:00:25,676 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:00:25,680 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:00:25,683 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:00:25,685 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:00:25,687 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:00:25,688 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:00:25,689 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:00:25,690 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:00:25,692 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:00:25,699 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:00:25,702 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:00:25,704 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:00:25,706 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:00:25,712 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:00:25,715 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:00:25,724 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:00:25,725 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:00:25,730 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:00:25,732 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:00:25,733 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:00:25,743 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:00:25,745 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:00:25,747 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:00:25,748 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:00:25,750 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:00:25,751 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:00:25,753 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:00:25,754 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:00:25,756 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:00:25,758 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:00:25,759 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:00:25,759 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:00:25,760 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:00:25,761 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:00:25,761 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:00:25,764 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:00:25,765 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:00:25,766 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7bb112-6ba5-4b85-8e89-84782e1c98bc/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-11-20 18:00:25,800 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:00:25,801 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:00:25,803 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:00:25,803 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:00:25,818 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:00:25,818 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:00:25,818 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:00:25,819 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:00:25,819 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:00:25,819 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:00:25,819 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 18:00:25,820 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 18:00:25,820 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 18:00:25,820 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:00:25,820 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:00:25,821 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:00:25,821 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:00:25,821 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:00:25,822 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:00:25,822 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:00:25,822 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:00:25,822 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:00:25,826 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:00:25,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:00:25,827 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_ee7bb112-6ba5-4b85-8e89-84782e1c98bc/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7bb112-6ba5-4b85-8e89-84782e1c98bc/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e0af411cbe463e50d2f658cbef67da9cc6723e28c1262169ce3b6aa7303dfb51 [2022-11-20 18:00:26,242 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:00:26,285 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:00:26,289 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:00:26,291 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:00:26,292 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:00:26,293 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7bb112-6ba5-4b85-8e89-84782e1c98bc/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/ldv-memsafety/StructInitialization.c [2022-11-20 18:00:30,087 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:00:30,296 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:00:30,296 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7bb112-6ba5-4b85-8e89-84782e1c98bc/sv-benchmarks/c/ldv-memsafety/StructInitialization.c [2022-11-20 18:00:30,303 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7bb112-6ba5-4b85-8e89-84782e1c98bc/bin/ukojak-pZX7IvK2PQ/data/f27cfc9a4/93101223738d46e38c1b4d47f9935f32/FLAGb7b175fab [2022-11-20 18:00:30,318 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7bb112-6ba5-4b85-8e89-84782e1c98bc/bin/ukojak-pZX7IvK2PQ/data/f27cfc9a4/93101223738d46e38c1b4d47f9935f32 [2022-11-20 18:00:30,321 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:00:30,323 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:00:30,324 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:00:30,325 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:00:30,328 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:00:30,329 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:00:30" (1/1) ... [2022-11-20 18:00:30,330 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6513dec9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:30, skipping insertion in model container [2022-11-20 18:00:30,331 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:00:30" (1/1) ... [2022-11-20 18:00:30,339 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:00:30,356 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:00:30,530 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:00:30,550 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:00:30,573 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:00:30,594 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:00:30,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:30 WrapperNode [2022-11-20 18:00:30,595 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:00:30,597 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:00:30,597 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:00:30,597 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:00:30,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:30" (1/1) ... [2022-11-20 18:00:30,616 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:30" (1/1) ... [2022-11-20 18:00:30,643 INFO L138 Inliner]: procedures = 5, calls = 3, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 36 [2022-11-20 18:00:30,643 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:00:30,645 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:00:30,645 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:00:30,645 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:00:30,656 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:30" (1/1) ... [2022-11-20 18:00:30,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:30" (1/1) ... [2022-11-20 18:00:30,665 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:30" (1/1) ... [2022-11-20 18:00:30,666 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:30" (1/1) ... [2022-11-20 18:00:30,680 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:30" (1/1) ... [2022-11-20 18:00:30,690 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:30" (1/1) ... [2022-11-20 18:00:30,691 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:30" (1/1) ... [2022-11-20 18:00:30,699 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:30" (1/1) ... [2022-11-20 18:00:30,701 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:00:30,702 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:00:30,702 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:00:30,703 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:00:30,705 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:30" (1/1) ... [2022-11-20 18:00:30,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:00:30,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7bb112-6ba5-4b85-8e89-84782e1c98bc/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:00:30,750 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7bb112-6ba5-4b85-8e89-84782e1c98bc/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:00:30,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7bb112-6ba5-4b85-8e89-84782e1c98bc/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:00:30,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:00:30,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:00:30,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:00:30,961 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:00:30,965 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:00:31,168 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:00:31,200 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:00:31,200 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 18:00:31,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:00:31 BoogieIcfgContainer [2022-11-20 18:00:31,217 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:00:31,218 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:00:31,218 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:00:31,231 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:00:31,239 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:00:31" (1/1) ... [2022-11-20 18:00:31,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:00:31,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:31,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 4 states and 3 transitions. [2022-11-20 18:00:31,357 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2022-11-20 18:00:31,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-11-20 18:00:31,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:00:31,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:00:31,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:00:31,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:00:31,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:31,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 3 states and 2 transitions. [2022-11-20 18:00:31,638 INFO L276 IsEmpty]: Start isEmpty. Operand 3 states and 2 transitions. [2022-11-20 18:00:31,639 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 18:00:31,639 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2022-11-20 18:00:31,654 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2022-11-20 18:00:31,668 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2022-11-20 18:00:31,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 06:00:31 ImpRootNode [2022-11-20 18:00:31,679 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 18:00:31,679 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 18:00:31,680 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 18:00:31,680 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 18:00:31,681 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:00:31" (3/4) ... [2022-11-20 18:00:31,685 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 18:00:31,697 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-11-20 18:00:31,698 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-20 18:00:31,698 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-20 18:00:31,745 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid#1-unknown) == \valid [2022-11-20 18:00:31,767 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7bb112-6ba5-4b85-8e89-84782e1c98bc/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 18:00:31,767 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 18:00:31,768 INFO L158 Benchmark]: Toolchain (without parser) took 1445.16ms. Allocated memory is still 142.6MB. Free memory was 97.9MB in the beginning and 57.6MB in the end (delta: 40.3MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2022-11-20 18:00:31,769 INFO L158 Benchmark]: CDTParser took 0.68ms. Allocated memory is still 142.6MB. Free memory is still 113.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:00:31,769 INFO L158 Benchmark]: CACSL2BoogieTranslator took 271.38ms. Allocated memory is still 142.6MB. Free memory was 97.9MB in the beginning and 87.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 18:00:31,770 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.04ms. Allocated memory is still 142.6MB. Free memory was 87.4MB in the beginning and 86.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:00:31,770 INFO L158 Benchmark]: Boogie Preprocessor took 56.62ms. Allocated memory is still 142.6MB. Free memory was 86.3MB in the beginning and 84.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:00:31,771 INFO L158 Benchmark]: RCFGBuilder took 515.19ms. Allocated memory is still 142.6MB. Free memory was 84.3MB in the beginning and 73.3MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 18:00:31,772 INFO L158 Benchmark]: CodeCheck took 460.62ms. Allocated memory is still 142.6MB. Free memory was 73.3MB in the beginning and 60.2MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 18:00:31,773 INFO L158 Benchmark]: Witness Printer took 87.66ms. Allocated memory is still 142.6MB. Free memory was 60.2MB in the beginning and 57.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:00:31,776 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, 4 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 0 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 2 NumberOfCodeBlocks, 2 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 1 ConstructedInterpolants, 0 QuantifiedInterpolants, 3 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 - PositiveResult [Line: 93]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: \old(unknown-main_\old_#valid#1-unknown) == \valid * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68ms. Allocated memory is still 142.6MB. Free memory is still 113.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 271.38ms. Allocated memory is still 142.6MB. Free memory was 97.9MB in the beginning and 87.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.04ms. Allocated memory is still 142.6MB. Free memory was 87.4MB in the beginning and 86.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 56.62ms. Allocated memory is still 142.6MB. Free memory was 86.3MB in the beginning and 84.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 515.19ms. Allocated memory is still 142.6MB. Free memory was 84.3MB in the beginning and 73.3MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 460.62ms. Allocated memory is still 142.6MB. Free memory was 73.3MB in the beginning and 60.2MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 87.66ms. Allocated memory is still 142.6MB. Free memory was 60.2MB in the beginning and 57.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 18:00:31,815 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7bb112-6ba5-4b85-8e89-84782e1c98bc/bin/ukojak-pZX7IvK2PQ/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: TRUE