./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-crafted/Arrays02-EquivalentConstantIndices.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_825d0270-3bf4-4498-b5bb-96e1d38eb195/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_825d0270-3bf4-4498-b5bb-96e1d38eb195/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_825d0270-3bf4-4498-b5bb-96e1d38eb195/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_825d0270-3bf4-4498-b5bb-96e1d38eb195/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-crafted/Arrays02-EquivalentConstantIndices.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_825d0270-3bf4-4498-b5bb-96e1d38eb195/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_825d0270-3bf4-4498-b5bb-96e1d38eb195/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4006e5bbc9a234a3363872bc2e5100c7378eec16240b7c8c65c17af0dd119109 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 01:13:44,638 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:13:44,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:13:44,653 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:13:44,654 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:13:44,654 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:13:44,655 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:13:44,656 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:13:44,657 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:13:44,658 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:13:44,658 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:13:44,659 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:13:44,659 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:13:44,660 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:13:44,661 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:13:44,662 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:13:44,662 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:13:44,663 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:13:44,664 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:13:44,665 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:13:44,666 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:13:44,667 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:13:44,667 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:13:44,668 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:13:44,670 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:13:44,670 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:13:44,670 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:13:44,671 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:13:44,671 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:13:44,672 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:13:44,672 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:13:44,673 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:13:44,673 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:13:44,674 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:13:44,674 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:13:44,674 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:13:44,675 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:13:44,675 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:13:44,675 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:13:44,676 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:13:44,676 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:13:44,677 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_825d0270-3bf4-4498-b5bb-96e1d38eb195/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2022-12-15 01:13:44,691 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:13:44,691 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:13:44,692 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:13:44,692 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:13:44,692 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:13:44,692 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 01:13:44,692 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 01:13:44,698 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:13:44,698 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-15 01:13:44,698 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-15 01:13:44,699 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-15 01:13:44,699 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:13:44,699 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:13:44,699 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:13:44,699 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:13:44,699 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:13:44,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:13:44,700 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:13:44,700 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:13:44,700 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 01:13:44,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 01:13:44,700 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_825d0270-3bf4-4498-b5bb-96e1d38eb195/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_825d0270-3bf4-4498-b5bb-96e1d38eb195/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4006e5bbc9a234a3363872bc2e5100c7378eec16240b7c8c65c17af0dd119109 [2022-12-15 01:13:44,882 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:13:44,897 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:13:44,899 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:13:44,900 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:13:44,900 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:13:44,901 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_825d0270-3bf4-4498-b5bb-96e1d38eb195/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/termination-crafted/Arrays02-EquivalentConstantIndices.c [2022-12-15 01:13:47,398 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:13:47,548 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:13:47,549 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_825d0270-3bf4-4498-b5bb-96e1d38eb195/sv-benchmarks/c/termination-crafted/Arrays02-EquivalentConstantIndices.c [2022-12-15 01:13:47,553 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_825d0270-3bf4-4498-b5bb-96e1d38eb195/bin/ukojak-rkRKPMF4O4/data/dd48a7d2d/07c88fd840df4117a876e31207bc0e83/FLAGf5f6838f6 [2022-12-15 01:13:47,977 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_825d0270-3bf4-4498-b5bb-96e1d38eb195/bin/ukojak-rkRKPMF4O4/data/dd48a7d2d/07c88fd840df4117a876e31207bc0e83 [2022-12-15 01:13:47,980 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:13:47,981 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:13:47,982 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:13:47,982 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:13:47,984 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:13:47,985 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:13:47" (1/1) ... [2022-12-15 01:13:47,986 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@744e5d83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:13:47, skipping insertion in model container [2022-12-15 01:13:47,986 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:13:47" (1/1) ... [2022-12-15 01:13:47,992 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:13:48,000 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:13:48,096 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:13:48,100 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:13:48,113 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:13:48,126 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:13:48,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:13:48 WrapperNode [2022-12-15 01:13:48,126 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:13:48,127 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:13:48,127 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:13:48,127 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:13:48,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:13:48" (1/1) ... [2022-12-15 01:13:48,137 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:13:48" (1/1) ... [2022-12-15 01:13:48,150 INFO L138 Inliner]: procedures = 8, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 28 [2022-12-15 01:13:48,150 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:13:48,151 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:13:48,151 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:13:48,151 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:13:48,157 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:13:48" (1/1) ... [2022-12-15 01:13:48,157 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:13:48" (1/1) ... [2022-12-15 01:13:48,158 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:13:48" (1/1) ... [2022-12-15 01:13:48,159 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:13:48" (1/1) ... [2022-12-15 01:13:48,163 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:13:48" (1/1) ... [2022-12-15 01:13:48,166 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:13:48" (1/1) ... [2022-12-15 01:13:48,167 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:13:48" (1/1) ... [2022-12-15 01:13:48,168 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:13:48" (1/1) ... [2022-12-15 01:13:48,169 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:13:48,170 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:13:48,170 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:13:48,171 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:13:48,171 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:13:48" (1/1) ... [2022-12-15 01:13:48,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:13:48,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_825d0270-3bf4-4498-b5bb-96e1d38eb195/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:13:48,196 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_825d0270-3bf4-4498-b5bb-96e1d38eb195/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:13:48,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_825d0270-3bf4-4498-b5bb-96e1d38eb195/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:13:48,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 01:13:48,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:13:48,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:13:48,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 01:13:48,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 01:13:48,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 01:13:48,285 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:13:48,287 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:13:48,387 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:13:48,409 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:13:48,409 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 01:13:48,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:13:48 BoogieIcfgContainer [2022-12-15 01:13:48,412 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 01:13:48,412 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 01:13:48,413 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 01:13:48,424 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 01:13:48,424 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:13:48" (1/1) ... [2022-12-15 01:13:48,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 01:13:48,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:13:48,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2022-12-15 01:13:48,489 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2022-12-15 01:13:48,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-12-15 01:13:48,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:13:48,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:13:48,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:13:48,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:13:48,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:13:48,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2022-12-15 01:13:48,680 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2022-12-15 01:13:48,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-12-15 01:13:48,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:13:48,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:13:48,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:13:48,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:13:48,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:13:48,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2022-12-15 01:13:48,810 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2022-12-15 01:13:48,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-15 01:13:48,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:13:48,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:13:48,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:13:48,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:13:48,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:13:48,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 18 transitions. [2022-12-15 01:13:48,855 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2022-12-15 01:13:48,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-15 01:13:48,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:13:48,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:13:48,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:13:48,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:13:49,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:13:49,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2022-12-15 01:13:49,024 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2022-12-15 01:13:49,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 01:13:49,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:13:49,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:13:49,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:13:49,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:13:49,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:13:49,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2022-12-15 01:13:49,067 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2022-12-15 01:13:49,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 01:13:49,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:13:49,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:13:49,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:13:49,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:13:49,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:13:49,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2022-12-15 01:13:49,133 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2022-12-15 01:13:49,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 01:13:49,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:13:49,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:13:49,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:13:49,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:13:49,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:13:49,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions. [2022-12-15 01:13:49,385 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2022-12-15 01:13:49,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 01:13:49,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:13:49,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:13:49,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:13:49,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:13:49,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:13:49,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2022-12-15 01:13:49,407 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2022-12-15 01:13:49,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 01:13:49,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:13:49,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:13:49,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:13:49,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:13:49,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:13:49,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions. [2022-12-15 01:13:49,441 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2022-12-15 01:13:49,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 01:13:49,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:13:49,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:13:49,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:13:49,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:13:49,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:13:49,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2022-12-15 01:13:49,478 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2022-12-15 01:13:49,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 01:13:49,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:13:49,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:13:49,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:13:49,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:13:49,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:13:49,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2022-12-15 01:13:49,523 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2022-12-15 01:13:49,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 01:13:49,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:13:49,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:13:49,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:13:49,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:13:49,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:13:49,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2022-12-15 01:13:49,585 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2022-12-15 01:13:49,585 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 01:13:49,585 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2022-12-15 01:13:49,593 INFO L754 CodeCheckObserver]: All specifications hold 11 specifications checked. All of them hold [2022-12-15 01:13:49,632 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2022-12-15 01:13:49,640 INFO L560 CodeCheckObserver]: Invariant with dag size 17 [2022-12-15 01:13:49,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 01:13:49 ImpRootNode [2022-12-15 01:13:49,641 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 01:13:49,641 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 01:13:49,641 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 01:13:49,642 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 01:13:49,642 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:13:48" (3/4) ... [2022-12-15 01:13:49,644 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 01:13:49,652 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-12-15 01:13:49,652 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-12-15 01:13:49,652 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-15 01:13:49,652 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 01:13:49,670 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((a + 12 <= unknown-#length-unknown[a] && a == 0) && \valid[a] == 1) && \old(unknown-main_\old_#valid#1-unknown) == \valid[a := 0] [2022-12-15 01:13:49,670 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid#1-unknown) == \valid [2022-12-15 01:13:49,677 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_825d0270-3bf4-4498-b5bb-96e1d38eb195/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 01:13:49,677 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 01:13:49,677 INFO L158 Benchmark]: Toolchain (without parser) took 1696.27ms. Allocated memory was 140.5MB in the beginning and 169.9MB in the end (delta: 29.4MB). Free memory was 105.7MB in the beginning and 72.5MB in the end (delta: 33.2MB). Peak memory consumption was 64.1MB. Max. memory is 16.1GB. [2022-12-15 01:13:49,678 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 140.5MB. Free memory is still 110.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:13:49,678 INFO L158 Benchmark]: CACSL2BoogieTranslator took 144.40ms. Allocated memory is still 140.5MB. Free memory was 105.3MB in the beginning and 96.0MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-15 01:13:49,678 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.43ms. Allocated memory is still 140.5MB. Free memory was 96.0MB in the beginning and 94.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:13:49,679 INFO L158 Benchmark]: Boogie Preprocessor took 18.85ms. Allocated memory is still 140.5MB. Free memory was 94.3MB in the beginning and 93.6MB in the end (delta: 751.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:13:49,679 INFO L158 Benchmark]: RCFGBuilder took 241.50ms. Allocated memory is still 140.5MB. Free memory was 93.1MB in the beginning and 81.7MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 01:13:49,679 INFO L158 Benchmark]: CodeCheck took 1228.60ms. Allocated memory was 140.5MB in the beginning and 169.9MB in the end (delta: 29.4MB). Free memory was 81.7MB in the beginning and 74.6MB in the end (delta: 7.1MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. [2022-12-15 01:13:49,680 INFO L158 Benchmark]: Witness Printer took 35.55ms. Allocated memory is still 169.9MB. Free memory was 74.6MB in the beginning and 72.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:13:49,683 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, 21 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 198 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 176 mSDsluCounter, 152 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 94 mSDsCounter, 169 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 539 IncrementalHoareTripleChecker+Invalid, 708 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 169 mSolverCounterUnsat, 58 mSDtfsCounter, 539 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 480 GetRequests, 444 SyntacticMatches, 8 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 266 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 63 NumberOfCodeBlocks, 63 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 51 ConstructedInterpolants, 0 QuantifiedInterpolants, 322 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 2/2 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 8]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 11 specifications checked. All of them hold - InvariantResult [Line: 8]: Loop Invariant Derived loop invariant: \old(unknown-main_\old_#valid#1-unknown) == \valid - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: ((a + 12 <= unknown-#length-unknown[a] && a == 0) && \valid[a] == 1) && \old(unknown-main_\old_#valid#1-unknown) == \valid[a := 0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 140.5MB. Free memory is still 110.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 144.40ms. Allocated memory is still 140.5MB. Free memory was 105.3MB in the beginning and 96.0MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 23.43ms. Allocated memory is still 140.5MB. Free memory was 96.0MB in the beginning and 94.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.85ms. Allocated memory is still 140.5MB. Free memory was 94.3MB in the beginning and 93.6MB in the end (delta: 751.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 241.50ms. Allocated memory is still 140.5MB. Free memory was 93.1MB in the beginning and 81.7MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 1228.60ms. Allocated memory was 140.5MB in the beginning and 169.9MB in the end (delta: 29.4MB). Free memory was 81.7MB in the beginning and 74.6MB in the end (delta: 7.1MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. * Witness Printer took 35.55ms. Allocated memory is still 169.9MB. Free memory was 74.6MB in the beginning and 72.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-15 01:13:49,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_825d0270-3bf4-4498-b5bb-96e1d38eb195/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE