./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-regression/mutex_lock_int.c_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b5237d83 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_d6149999-80c4-4066-99f8-baaa1b6e2de2/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6149999-80c4-4066-99f8-baaa1b6e2de2/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6149999-80c4-4066-99f8-baaa1b6e2de2/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6149999-80c4-4066-99f8-baaa1b6e2de2/bin/ukojak-jW3SillKbg/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-regression/mutex_lock_int.c_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6149999-80c4-4066-99f8-baaa1b6e2de2/bin/ukojak-jW3SillKbg/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6149999-80c4-4066-99f8-baaa1b6e2de2/bin/ukojak-jW3SillKbg --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 29fba5f4ac17a20a4ac674b5e14b38ca5eb595a28b35584823725860f0338438 --- 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-b5237d8 [2022-11-21 23:12:35,615 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:12:35,617 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:12:35,637 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:12:35,638 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:12:35,639 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:12:35,641 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:12:35,643 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:12:35,645 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:12:35,646 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:12:35,647 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:12:35,648 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:12:35,649 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:12:35,650 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:12:35,651 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:12:35,653 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:12:35,654 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:12:35,655 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:12:35,657 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:12:35,659 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:12:35,661 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:12:35,662 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:12:35,664 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:12:35,665 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:12:35,669 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:12:35,669 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:12:35,670 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:12:35,671 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:12:35,672 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:12:35,673 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:12:35,673 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:12:35,674 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:12:35,675 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:12:35,676 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:12:35,678 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:12:35,678 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:12:35,679 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:12:35,679 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:12:35,680 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:12:35,681 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:12:35,682 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:12:35,683 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6149999-80c4-4066-99f8-baaa1b6e2de2/bin/ukojak-jW3SillKbg/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-11-21 23:12:35,705 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:12:35,706 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:12:35,707 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:12:35,708 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:12:35,708 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:12:35,708 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:12:35,709 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:12:35,709 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:12:35,709 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:12:35,710 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:12:35,710 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-21 23:12:35,710 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-21 23:12:35,710 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-21 23:12:35,711 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:12:35,711 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:12:35,711 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:12:35,712 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:12:35,712 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:12:35,712 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:12:35,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:12:35,713 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:12:35,713 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:12:35,714 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:12:35,714 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:12:35,714 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_d6149999-80c4-4066-99f8-baaa1b6e2de2/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6149999-80c4-4066-99f8-baaa1b6e2de2/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29fba5f4ac17a20a4ac674b5e14b38ca5eb595a28b35584823725860f0338438 [2022-11-21 23:12:36,057 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:12:36,092 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:12:36,095 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:12:36,097 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:12:36,097 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:12:36,099 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6149999-80c4-4066-99f8-baaa1b6e2de2/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/ldv-regression/mutex_lock_int.c_1.i [2022-11-21 23:12:39,135 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:12:39,323 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:12:39,323 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6149999-80c4-4066-99f8-baaa1b6e2de2/sv-benchmarks/c/ldv-regression/mutex_lock_int.c_1.i [2022-11-21 23:12:39,330 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6149999-80c4-4066-99f8-baaa1b6e2de2/bin/ukojak-jW3SillKbg/data/fc75d6255/35f33aefd83c4c5eb48d2773dbbfb132/FLAG985cec6ca [2022-11-21 23:12:39,345 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6149999-80c4-4066-99f8-baaa1b6e2de2/bin/ukojak-jW3SillKbg/data/fc75d6255/35f33aefd83c4c5eb48d2773dbbfb132 [2022-11-21 23:12:39,348 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:12:39,350 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:12:39,352 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:12:39,352 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:12:39,355 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:12:39,356 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:12:39" (1/1) ... [2022-11-21 23:12:39,358 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2da66bb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:12:39, skipping insertion in model container [2022-11-21 23:12:39,358 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:12:39" (1/1) ... [2022-11-21 23:12:39,366 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:12:39,379 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:12:39,568 WARN L237 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_d6149999-80c4-4066-99f8-baaa1b6e2de2/sv-benchmarks/c/ldv-regression/mutex_lock_int.c_1.i[297,310] [2022-11-21 23:12:39,585 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:12:39,597 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:12:39,610 WARN L237 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_d6149999-80c4-4066-99f8-baaa1b6e2de2/sv-benchmarks/c/ldv-regression/mutex_lock_int.c_1.i[297,310] [2022-11-21 23:12:39,614 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:12:39,629 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:12:39,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:12:39 WrapperNode [2022-11-21 23:12:39,630 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:12:39,631 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:12:39,631 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:12:39,631 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:12:39,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:12:39" (1/1) ... [2022-11-21 23:12:39,646 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:12:39" (1/1) ... [2022-11-21 23:12:39,666 INFO L138 Inliner]: procedures = 15, calls = 18, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 36 [2022-11-21 23:12:39,667 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:12:39,669 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:12:39,670 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:12:39,670 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:12:39,680 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:12:39" (1/1) ... [2022-11-21 23:12:39,680 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:12:39" (1/1) ... [2022-11-21 23:12:39,695 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:12:39" (1/1) ... [2022-11-21 23:12:39,696 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:12:39" (1/1) ... [2022-11-21 23:12:39,699 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:12:39" (1/1) ... [2022-11-21 23:12:39,700 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:12:39" (1/1) ... [2022-11-21 23:12:39,701 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:12:39" (1/1) ... [2022-11-21 23:12:39,702 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:12:39" (1/1) ... [2022-11-21 23:12:39,703 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:12:39,704 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:12:39,704 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:12:39,705 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:12:39,705 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:12:39" (1/1) ... [2022-11-21 23:12:39,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:12:39,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6149999-80c4-4066-99f8-baaa1b6e2de2/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:12:39,748 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6149999-80c4-4066-99f8-baaa1b6e2de2/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:12:39,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6149999-80c4-4066-99f8-baaa1b6e2de2/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:12:39,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:12:39,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:12:39,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:12:39,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 23:12:39,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:12:39,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:12:39,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 23:12:39,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:12:39,881 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:12:39,883 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:12:40,037 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:12:40,068 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:12:40,076 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 23:12:40,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:12:40 BoogieIcfgContainer [2022-11-21 23:12:40,087 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:12:40,088 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:12:40,088 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:12:40,100 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:12:40,101 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:12:40" (1/1) ... [2022-11-21 23:12:40,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:12:40,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:40,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2022-11-21 23:12:40,175 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2022-11-21 23:12:40,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-11-21 23:12:40,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:40,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:40,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:40,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:40,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:40,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 24 states and 25 transitions. [2022-11-21 23:12:40,388 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2022-11-21 23:12:40,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-11-21 23:12:40,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:40,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:40,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:40,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:40,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:40,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2022-11-21 23:12:40,696 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2022-11-21 23:12:40,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-21 23:12:40,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:40,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:40,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:40,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:40,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:40,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 22 states and 23 transitions. [2022-11-21 23:12:40,864 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2022-11-21 23:12:40,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-21 23:12:40,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:40,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:40,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:41,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:41,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:41,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2022-11-21 23:12:41,397 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2022-11-21 23:12:41,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-21 23:12:41,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:41,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:41,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:41,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:41,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:41,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 20 transitions. [2022-11-21 23:12:41,470 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2022-11-21 23:12:41,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-21 23:12:41,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:41,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:41,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:41,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:41,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:41,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2022-11-21 23:12:41,845 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2022-11-21 23:12:41,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-21 23:12:41,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:41,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:41,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:41,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:42,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:42,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 17 transitions. [2022-11-21 23:12:42,311 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 17 transitions. [2022-11-21 23:12:42,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 23:12:42,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:42,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:42,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:42,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:42,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:42,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2022-11-21 23:12:42,943 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2022-11-21 23:12:42,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 23:12:42,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:42,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:42,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:43,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:43,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:43,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2022-11-21 23:12:43,968 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2022-11-21 23:12:43,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 23:12:43,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:43,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:43,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:43,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:44,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:44,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2022-11-21 23:12:44,013 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2022-11-21 23:12:44,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 23:12:44,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:44,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:44,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:44,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:44,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:44,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 13 states and 12 transitions. [2022-11-21 23:12:44,218 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 12 transitions. [2022-11-21 23:12:44,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 23:12:44,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:44,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:44,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:44,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:45,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:45,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 11 states and 10 transitions. [2022-11-21 23:12:45,951 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 10 transitions. [2022-11-21 23:12:45,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 23:12:45,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:45,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:45,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:46,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:48,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:48,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2022-11-21 23:12:48,408 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2022-11-21 23:12:48,408 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 23:12:48,408 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 14 iterations. [2022-11-21 23:12:48,416 INFO L754 CodeCheckObserver]: All specifications hold 13 specifications checked. All of them hold [2022-11-21 23:12:48,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 11:12:48 ImpRootNode [2022-11-21 23:12:48,476 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 23:12:48,476 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 23:12:48,476 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 23:12:48,477 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 23:12:48,478 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:12:40" (3/4) ... [2022-11-21 23:12:48,481 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 23:12:48,490 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2022-11-21 23:12:48,490 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-21 23:12:48,490 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-21 23:12:48,490 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-21 23:12:48,529 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6149999-80c4-4066-99f8-baaa1b6e2de2/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 23:12:48,530 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 23:12:48,531 INFO L158 Benchmark]: Toolchain (without parser) took 9180.66ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 108.3MB in the beginning and 108.8MB in the end (delta: -520.3kB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2022-11-21 23:12:48,531 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 104.9MB. Free memory was 73.6MB in the beginning and 73.5MB in the end (delta: 91.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:12:48,532 INFO L158 Benchmark]: CACSL2BoogieTranslator took 278.24ms. Allocated memory is still 153.1MB. Free memory was 108.3MB in the beginning and 118.9MB in the end (delta: -10.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 23:12:48,533 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.04ms. Allocated memory is still 153.1MB. Free memory was 118.9MB in the beginning and 117.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:12:48,533 INFO L158 Benchmark]: Boogie Preprocessor took 34.23ms. Allocated memory is still 153.1MB. Free memory was 117.1MB in the beginning and 115.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:12:48,534 INFO L158 Benchmark]: RCFGBuilder took 382.49ms. Allocated memory is still 153.1MB. Free memory was 115.9MB in the beginning and 103.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 23:12:48,535 INFO L158 Benchmark]: CodeCheck took 8388.23ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 103.3MB in the beginning and 110.8MB in the end (delta: -7.5MB). Peak memory consumption was 25.9MB. Max. memory is 16.1GB. [2022-11-21 23:12:48,535 INFO L158 Benchmark]: Witness Printer took 53.63ms. Allocated memory is still 184.5MB. Free memory was 110.8MB in the beginning and 108.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:12:48,539 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, 25 locations, 13 error locations. Started 1 CEGAR loops. OverallTime: 8.3s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 229 SdHoareTripleChecker+Valid, 1.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 163 mSDsluCounter, 153 SdHoareTripleChecker+Invalid, 1.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 70 mSDsCounter, 278 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 821 IncrementalHoareTripleChecker+Invalid, 1099 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 278 mSolverCounterUnsat, 83 mSDtfsCounter, 821 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 537 GetRequests, 399 SyntacticMatches, 2 SemanticMatches, 136 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6706 ImplicationChecksByTransitivity, 6.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 70 NumberOfCodeBlocks, 70 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 57 ConstructedInterpolants, 0 QuantifiedInterpolants, 282 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 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: -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: 16]: all allocated memory was freed For all program executions holds that all allocated memory was freed 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: 16]: all allocated memory was freed For all program executions holds that all allocated memory was freed 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: 30]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 13 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 104.9MB. Free memory was 73.6MB in the beginning and 73.5MB in the end (delta: 91.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 278.24ms. Allocated memory is still 153.1MB. Free memory was 108.3MB in the beginning and 118.9MB in the end (delta: -10.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.04ms. Allocated memory is still 153.1MB. Free memory was 118.9MB in the beginning and 117.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.23ms. Allocated memory is still 153.1MB. Free memory was 117.1MB in the beginning and 115.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 382.49ms. Allocated memory is still 153.1MB. Free memory was 115.9MB in the beginning and 103.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 8388.23ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 103.3MB in the beginning and 110.8MB in the end (delta: -7.5MB). Peak memory consumption was 25.9MB. Max. memory is 16.1GB. * Witness Printer took 53.63ms. Allocated memory is still 184.5MB. Free memory was 110.8MB in the beginning and 108.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 23:12:48,575 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6149999-80c4-4066-99f8-baaa1b6e2de2/bin/ukojak-jW3SillKbg/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