./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 b5237d83 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_77a60f35-722d-45b0-b92b-19301d951f76/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a60f35-722d-45b0-b92b-19301d951f76/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a60f35-722d-45b0-b92b-19301d951f76/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a60f35-722d-45b0-b92b-19301d951f76/bin/utaipan-g80aRyZoba/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-crafted/NonTerminationSimple7.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a60f35-722d-45b0-b92b-19301d951f76/bin/utaipan-g80aRyZoba/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a60f35-722d-45b0-b92b-19301d951f76/bin/utaipan-g80aRyZoba --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 Taipan --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-b5237d8 [2022-11-22 02:40:10,947 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:40:10,949 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:40:10,973 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:40:10,973 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:40:10,982 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:40:10,984 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:40:10,990 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:40:10,992 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:40:10,997 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:40:10,998 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:40:11,000 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:40:11,000 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:40:11,001 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:40:11,002 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:40:11,003 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:40:11,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:40:11,005 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:40:11,006 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:40:11,008 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:40:11,010 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:40:11,014 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:40:11,017 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:40:11,018 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:40:11,032 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:40:11,032 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:40:11,033 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:40:11,034 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:40:11,034 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:40:11,040 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:40:11,041 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:40:11,042 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:40:11,044 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:40:11,045 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:40:11,046 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:40:11,046 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:40:11,047 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:40:11,047 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:40:11,047 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:40:11,048 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:40:11,049 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:40:11,050 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a60f35-722d-45b0-b92b-19301d951f76/bin/utaipan-g80aRyZoba/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2022-11-22 02:40:11,095 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:40:11,095 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:40:11,096 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:40:11,096 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:40:11,097 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:40:11,097 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:40:11,098 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:40:11,098 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:40:11,098 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:40:11,098 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 02:40:11,100 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:40:11,100 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:40:11,100 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 02:40:11,100 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 02:40:11,101 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:40:11,101 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 02:40:11,101 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 02:40:11,102 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 02:40:11,102 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-22 02:40:11,103 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-22 02:40:11,103 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:40:11,103 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 02:40:11,103 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:40:11,104 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:40:11,104 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-22 02:40:11,105 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-22 02:40:11,105 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-22 02:40:11,105 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:40:11,105 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 02:40:11,106 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:40:11,106 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:40:11,106 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:40:11,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:40:11,107 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:40:11,107 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 02:40:11,107 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:40:11,108 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 02:40:11,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 02:40:11,108 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:40:11,108 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_77a60f35-722d-45b0-b92b-19301d951f76/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a60f35-722d-45b0-b92b-19301d951f76/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95f92d67113368ce9163571f81d85414539d558535b51b4568b3b416ae740375 [2022-11-22 02:40:11,401 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:40:11,442 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:40:11,445 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:40:11,446 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:40:11,447 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:40:11,448 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a60f35-722d-45b0-b92b-19301d951f76/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/termination-crafted/NonTerminationSimple7.c [2022-11-22 02:40:14,567 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:40:14,782 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:40:14,782 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a60f35-722d-45b0-b92b-19301d951f76/sv-benchmarks/c/termination-crafted/NonTerminationSimple7.c [2022-11-22 02:40:14,787 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a60f35-722d-45b0-b92b-19301d951f76/bin/utaipan-g80aRyZoba/data/9ab2a4bf9/47ede165308d4774ae4e9ecec99af170/FLAG49b1211bc [2022-11-22 02:40:14,804 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a60f35-722d-45b0-b92b-19301d951f76/bin/utaipan-g80aRyZoba/data/9ab2a4bf9/47ede165308d4774ae4e9ecec99af170 [2022-11-22 02:40:14,809 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:40:14,812 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:40:14,815 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:40:14,816 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:40:14,820 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:40:14,821 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:40:14" (1/1) ... [2022-11-22 02:40:14,822 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a05ace3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:40:14, skipping insertion in model container [2022-11-22 02:40:14,822 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:40:14" (1/1) ... [2022-11-22 02:40:14,830 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:40:14,841 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:40:14,980 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:40:14,984 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 02:40:14,994 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:40:15,007 INFO L208 MainTranslator]: Completed translation [2022-11-22 02:40:15,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:40:15 WrapperNode [2022-11-22 02:40:15,008 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:40:15,010 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 02:40:15,010 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 02:40:15,010 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 02:40:15,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:40:15" (1/1) ... [2022-11-22 02:40:15,022 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:40:15" (1/1) ... [2022-11-22 02:40:15,037 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 18 [2022-11-22 02:40:15,038 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 02:40:15,038 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 02:40:15,039 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 02:40:15,039 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 02:40:15,049 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:40:15" (1/1) ... [2022-11-22 02:40:15,049 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:40:15" (1/1) ... [2022-11-22 02:40:15,050 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:40:15" (1/1) ... [2022-11-22 02:40:15,050 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:40:15" (1/1) ... [2022-11-22 02:40:15,052 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:40:15" (1/1) ... [2022-11-22 02:40:15,056 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:40:15" (1/1) ... [2022-11-22 02:40:15,057 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:40:15" (1/1) ... [2022-11-22 02:40:15,058 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:40:15" (1/1) ... [2022-11-22 02:40:15,059 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 02:40:15,060 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 02:40:15,060 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 02:40:15,060 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 02:40:15,061 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:40:15" (1/1) ... [2022-11-22 02:40:15,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:40:15,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a60f35-722d-45b0-b92b-19301d951f76/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:40:15,097 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a60f35-722d-45b0-b92b-19301d951f76/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 02:40:15,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a60f35-722d-45b0-b92b-19301d951f76/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 02:40:15,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 02:40:15,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 02:40:15,221 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 02:40:15,223 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 02:40:15,335 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 02:40:15,359 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 02:40:15,359 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-22 02:40:15,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:40:15 BoogieIcfgContainer [2022-11-22 02:40:15,362 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 02:40:15,368 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 02:40:15,368 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 02:40:15,372 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 02:40:15,372 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:40:14" (1/3) ... [2022-11-22 02:40:15,374 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65f30ad8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:40:15, skipping insertion in model container [2022-11-22 02:40:15,375 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:40:15" (2/3) ... [2022-11-22 02:40:15,376 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65f30ad8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:40:15, skipping insertion in model container [2022-11-22 02:40:15,376 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:40:15" (3/3) ... [2022-11-22 02:40:15,378 INFO L112 eAbstractionObserver]: Analyzing ICFG NonTerminationSimple7.c [2022-11-22 02:40:15,403 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 02:40:15,404 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-22 02:40:15,405 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65f30ad8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 02:40:15, skipping insertion in model container [2022-11-22 02:40:15,405 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-22 02:40:15,406 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-22 02:40:15,407 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-22 02:40:15,407 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-22 02:40:15,407 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:40:15" (3/3) ... [2022-11-22 02:40:15,415 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-22 02:40:15,434 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-22 02:40:15,434 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-22 02:40:15,434 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-22 02:40:15,479 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a60f35-722d-45b0-b92b-19301d951f76/bin/utaipan-g80aRyZoba/witness.graphml [2022-11-22 02:40:15,479 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-22 02:40:15,481 INFO L158 Benchmark]: Toolchain (without parser) took 668.11ms. Allocated memory is still 157.3MB. Free memory was 126.0MB in the beginning and 100.2MB in the end (delta: 25.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-22 02:40:15,481 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 127.9MB. Free memory is still 70.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 02:40:15,482 INFO L158 Benchmark]: CACSL2BoogieTranslator took 193.25ms. Allocated memory is still 157.3MB. Free memory was 126.0MB in the beginning and 117.0MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-22 02:40:15,483 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.23ms. Allocated memory is still 157.3MB. Free memory was 117.0MB in the beginning and 115.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-22 02:40:15,486 INFO L158 Benchmark]: Boogie Preprocessor took 20.71ms. Allocated memory is still 157.3MB. Free memory was 115.6MB in the beginning and 114.9MB in the end (delta: 659.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 02:40:15,487 INFO L158 Benchmark]: RCFGBuilder took 303.65ms. Allocated memory is still 157.3MB. Free memory was 114.9MB in the beginning and 105.1MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-22 02:40:15,490 INFO L158 Benchmark]: TraceAbstraction took 37.59ms. Allocated memory is still 157.3MB. Free memory was 104.5MB in the beginning and 102.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-22 02:40:15,490 INFO L158 Benchmark]: Witness Printer took 73.04ms. Allocated memory is still 157.3MB. Free memory was 102.9MB in the beginning and 100.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-22 02:40:15,493 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 127.9MB. Free memory is still 70.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 193.25ms. Allocated memory is still 157.3MB. Free memory was 126.0MB in the beginning and 117.0MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.23ms. Allocated memory is still 157.3MB. Free memory was 117.0MB in the beginning and 115.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.71ms. Allocated memory is still 157.3MB. Free memory was 115.6MB in the beginning and 114.9MB in the end (delta: 659.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 303.65ms. Allocated memory is still 157.3MB. Free memory was 114.9MB in the beginning and 105.1MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 37.59ms. Allocated memory is still 157.3MB. Free memory was 104.5MB in the beginning and 102.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 73.04ms. Allocated memory is still 157.3MB. Free memory was 102.9MB in the beginning and 100.2MB in the end (delta: 2.7MB). 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! [2022-11-22 02:40:15,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a60f35-722d-45b0-b92b-19301d951f76/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE