./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-crafted/NonTerminationSimple7.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 8393723b 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_14ff6185-e06b-4916-943b-df60ccdd7b50/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ff6185-e06b-4916-943b-df60ccdd7b50/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ff6185-e06b-4916-943b-df60ccdd7b50/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ff6185-e06b-4916-943b-df60ccdd7b50/bin/uautomizer-TMbwUNV5ro/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-crafted/NonTerminationSimple7.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ff6185-e06b-4916-943b-df60ccdd7b50/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ff6185-e06b-4916-943b-df60ccdd7b50/bin/uautomizer-TMbwUNV5ro --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 95f92d67113368ce9163571f81d85414539d558535b51b4568b3b416ae740375 --- 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-8393723 [2022-11-18 18:41:13,624 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 18:41:13,629 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 18:41:13,678 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 18:41:13,685 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 18:41:13,687 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 18:41:13,693 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 18:41:13,698 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 18:41:13,702 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 18:41:13,704 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 18:41:13,706 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 18:41:13,708 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 18:41:13,710 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 18:41:13,714 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 18:41:13,715 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 18:41:13,718 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 18:41:13,720 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 18:41:13,726 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 18:41:13,728 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 18:41:13,730 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 18:41:13,737 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 18:41:13,739 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 18:41:13,741 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 18:41:13,743 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 18:41:13,748 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 18:41:13,755 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 18:41:13,756 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 18:41:13,757 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 18:41:13,758 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 18:41:13,760 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 18:41:13,761 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 18:41:13,762 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 18:41:13,764 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 18:41:13,766 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 18:41:13,768 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 18:41:13,769 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 18:41:13,770 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 18:41:13,771 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 18:41:13,771 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 18:41:13,772 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 18:41:13,773 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 18:41:13,775 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ff6185-e06b-4916-943b-df60ccdd7b50/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-11-18 18:41:13,825 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 18:41:13,825 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 18:41:13,826 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 18:41:13,827 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 18:41:13,828 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 18:41:13,828 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 18:41:13,829 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 18:41:13,830 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 18:41:13,830 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 18:41:13,830 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 18:41:13,832 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 18:41:13,832 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 18:41:13,833 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 18:41:13,833 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-18 18:41:13,833 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-18 18:41:13,833 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-18 18:41:13,834 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 18:41:13,834 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-18 18:41:13,834 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 18:41:13,835 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 18:41:13,835 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 18:41:13,835 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 18:41:13,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:41:13,836 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 18:41:13,836 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 18:41:13,836 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 18:41:13,838 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 18:41:13,839 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_14ff6185-e06b-4916-943b-df60ccdd7b50/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ff6185-e06b-4916-943b-df60ccdd7b50/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95f92d67113368ce9163571f81d85414539d558535b51b4568b3b416ae740375 [2022-11-18 18:41:14,235 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 18:41:14,263 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 18:41:14,267 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 18:41:14,269 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 18:41:14,270 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 18:41:14,271 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ff6185-e06b-4916-943b-df60ccdd7b50/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/termination-crafted/NonTerminationSimple7.c [2022-11-18 18:41:14,351 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ff6185-e06b-4916-943b-df60ccdd7b50/bin/uautomizer-TMbwUNV5ro/data/da82219cb/abe92777a744417ebd69b8671ba444e7/FLAGcfef78799 [2022-11-18 18:41:14,896 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 18:41:14,897 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ff6185-e06b-4916-943b-df60ccdd7b50/sv-benchmarks/c/termination-crafted/NonTerminationSimple7.c [2022-11-18 18:41:14,904 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ff6185-e06b-4916-943b-df60ccdd7b50/bin/uautomizer-TMbwUNV5ro/data/da82219cb/abe92777a744417ebd69b8671ba444e7/FLAGcfef78799 [2022-11-18 18:41:15,259 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ff6185-e06b-4916-943b-df60ccdd7b50/bin/uautomizer-TMbwUNV5ro/data/da82219cb/abe92777a744417ebd69b8671ba444e7 [2022-11-18 18:41:15,263 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 18:41:15,264 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 18:41:15,267 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 18:41:15,267 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 18:41:15,272 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 18:41:15,273 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:41:15" (1/1) ... [2022-11-18 18:41:15,274 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4405b5fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:15, skipping insertion in model container [2022-11-18 18:41:15,275 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:41:15" (1/1) ... [2022-11-18 18:41:15,284 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 18:41:15,298 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 18:41:15,506 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:41:15,511 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 18:41:15,532 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:41:15,547 INFO L208 MainTranslator]: Completed translation [2022-11-18 18:41:15,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:15 WrapperNode [2022-11-18 18:41:15,548 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 18:41:15,550 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 18:41:15,550 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 18:41:15,551 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 18:41:15,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:15" (1/1) ... [2022-11-18 18:41:15,567 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:15" (1/1) ... [2022-11-18 18:41:15,590 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 18 [2022-11-18 18:41:15,591 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 18:41:15,594 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 18:41:15,595 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 18:41:15,595 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 18:41:15,606 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:15" (1/1) ... [2022-11-18 18:41:15,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:15" (1/1) ... [2022-11-18 18:41:15,607 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:15" (1/1) ... [2022-11-18 18:41:15,608 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:15" (1/1) ... [2022-11-18 18:41:15,610 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:15" (1/1) ... [2022-11-18 18:41:15,615 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:15" (1/1) ... [2022-11-18 18:41:15,616 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:15" (1/1) ... [2022-11-18 18:41:15,617 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:15" (1/1) ... [2022-11-18 18:41:15,619 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 18:41:15,620 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 18:41:15,620 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 18:41:15,621 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 18:41:15,622 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:15" (1/1) ... [2022-11-18 18:41:15,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:41:15,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ff6185-e06b-4916-943b-df60ccdd7b50/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:41:15,653 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ff6185-e06b-4916-943b-df60ccdd7b50/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 18:41:15,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ff6185-e06b-4916-943b-df60ccdd7b50/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 18:41:15,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 18:41:15,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 18:41:15,784 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 18:41:15,787 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 18:41:15,900 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 18:41:15,907 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 18:41:15,908 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-18 18:41:15,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:41:15 BoogieIcfgContainer [2022-11-18 18:41:15,910 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 18:41:15,912 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 18:41:15,913 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 18:41:15,922 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 18:41:15,922 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 06:41:15" (1/3) ... [2022-11-18 18:41:15,924 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f3678b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:41:15, skipping insertion in model container [2022-11-18 18:41:15,925 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:41:15" (2/3) ... [2022-11-18 18:41:15,925 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f3678b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:41:15, skipping insertion in model container [2022-11-18 18:41:15,926 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:41:15" (3/3) ... [2022-11-18 18:41:15,928 INFO L112 eAbstractionObserver]: Analyzing ICFG NonTerminationSimple7.c [2022-11-18 18:41:15,951 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 18:41:15,951 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-18 18:41:15,953 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f3678b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 06:41:15, skipping insertion in model container [2022-11-18 18:41:15,953 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-18 18:41:15,955 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 18:41:15,955 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 18:41:15,955 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 18:41:15,956 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:41:15" (3/3) ... [2022-11-18 18:41:15,960 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-18 18:41:15,973 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-18 18:41:15,973 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-18 18:41:15,974 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-18 18:41:16,043 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ff6185-e06b-4916-943b-df60ccdd7b50/bin/uautomizer-TMbwUNV5ro/witness.graphml [2022-11-18 18:41:16,043 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 18:41:16,045 INFO L158 Benchmark]: Toolchain (without parser) took 780.05ms. Allocated memory is still 115.3MB. Free memory was 71.8MB in the beginning and 74.8MB in the end (delta: -3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 18:41:16,046 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 115.3MB. Free memory is still 87.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 18:41:16,047 INFO L158 Benchmark]: CACSL2BoogieTranslator took 282.37ms. Allocated memory is still 115.3MB. Free memory was 71.6MB in the beginning and 90.7MB in the end (delta: -19.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-18 18:41:16,048 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.13ms. Allocated memory is still 115.3MB. Free memory was 90.7MB in the beginning and 89.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 18:41:16,052 INFO L158 Benchmark]: Boogie Preprocessor took 24.51ms. Allocated memory is still 115.3MB. Free memory was 89.4MB in the beginning and 88.3MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 18:41:16,053 INFO L158 Benchmark]: RCFGBuilder took 290.30ms. Allocated memory is still 115.3MB. Free memory was 88.3MB in the beginning and 79.8MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-18 18:41:16,056 INFO L158 Benchmark]: TraceAbstraction took 41.21ms. Allocated memory is still 115.3MB. Free memory was 78.9MB in the beginning and 76.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 18:41:16,057 INFO L158 Benchmark]: Witness Printer took 88.56ms. Allocated memory is still 115.3MB. Free memory was 76.8MB in the beginning and 74.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 18:41:16,062 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 115.3MB. Free memory is still 87.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 282.37ms. Allocated memory is still 115.3MB. Free memory was 71.6MB in the beginning and 90.7MB in the end (delta: -19.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.13ms. Allocated memory is still 115.3MB. Free memory was 90.7MB in the beginning and 89.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.51ms. Allocated memory is still 115.3MB. Free memory was 89.4MB in the beginning and 88.3MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 290.30ms. Allocated memory is still 115.3MB. Free memory was 88.3MB in the beginning and 79.8MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 41.21ms. Allocated memory is still 115.3MB. Free memory was 78.9MB in the beginning and 76.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 88.56ms. Allocated memory is still 115.3MB. Free memory was 76.8MB in the beginning and 74.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-11-18 18:41:16,094 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ff6185-e06b-4916-943b-df60ccdd7b50/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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