./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 e04fb08f 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_e8d99463-a53a-4738-b0ec-3a80cf69df49/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d99463-a53a-4738-b0ec-3a80cf69df49/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d99463-a53a-4738-b0ec-3a80cf69df49/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d99463-a53a-4738-b0ec-3a80cf69df49/bin/uautomizer-tPACEb0tL8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-crafted/NonTerminationSimple7.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d99463-a53a-4738-b0ec-3a80cf69df49/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d99463-a53a-4738-b0ec-3a80cf69df49/bin/uautomizer-tPACEb0tL8 --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-e04fb08 [2022-11-16 10:56:55,972 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 10:56:55,980 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 10:56:56,021 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 10:56:56,024 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 10:56:56,030 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 10:56:56,033 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 10:56:56,037 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 10:56:56,045 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 10:56:56,048 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 10:56:56,051 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 10:56:56,054 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 10:56:56,054 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 10:56:56,057 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 10:56:56,058 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 10:56:56,059 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 10:56:56,060 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 10:56:56,061 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 10:56:56,063 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 10:56:56,065 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 10:56:56,066 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 10:56:56,068 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 10:56:56,069 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 10:56:56,070 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 10:56:56,074 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 10:56:56,075 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 10:56:56,075 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 10:56:56,076 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 10:56:56,077 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 10:56:56,078 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 10:56:56,078 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 10:56:56,079 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 10:56:56,080 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 10:56:56,081 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 10:56:56,083 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 10:56:56,083 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 10:56:56,084 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 10:56:56,084 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 10:56:56,085 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 10:56:56,086 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 10:56:56,087 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 10:56:56,088 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d99463-a53a-4738-b0ec-3a80cf69df49/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-11-16 10:56:56,113 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 10:56:56,113 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 10:56:56,114 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 10:56:56,114 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 10:56:56,115 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 10:56:56,115 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 10:56:56,116 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 10:56:56,116 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 10:56:56,117 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 10:56:56,117 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 10:56:56,117 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 10:56:56,118 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 10:56:56,118 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 10:56:56,118 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 10:56:56,119 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 10:56:56,119 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-16 10:56:56,119 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 10:56:56,120 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 10:56:56,120 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 10:56:56,120 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 10:56:56,121 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 10:56:56,121 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 10:56:56,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 10:56:56,122 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 10:56:56,122 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 10:56:56,123 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 10:56:56,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 10:56:56,123 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_e8d99463-a53a-4738-b0ec-3a80cf69df49/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d99463-a53a-4738-b0ec-3a80cf69df49/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95f92d67113368ce9163571f81d85414539d558535b51b4568b3b416ae740375 [2022-11-16 10:56:56,435 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 10:56:56,466 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 10:56:56,480 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 10:56:56,482 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 10:56:56,483 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 10:56:56,485 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d99463-a53a-4738-b0ec-3a80cf69df49/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/termination-crafted/NonTerminationSimple7.c [2022-11-16 10:56:56,571 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d99463-a53a-4738-b0ec-3a80cf69df49/bin/uautomizer-tPACEb0tL8/data/3e8542974/59a419a806e0408abd2ea1b273a32439/FLAG274f702f8 [2022-11-16 10:56:57,065 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 10:56:57,067 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d99463-a53a-4738-b0ec-3a80cf69df49/sv-benchmarks/c/termination-crafted/NonTerminationSimple7.c [2022-11-16 10:56:57,087 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d99463-a53a-4738-b0ec-3a80cf69df49/bin/uautomizer-tPACEb0tL8/data/3e8542974/59a419a806e0408abd2ea1b273a32439/FLAG274f702f8 [2022-11-16 10:56:57,441 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d99463-a53a-4738-b0ec-3a80cf69df49/bin/uautomizer-tPACEb0tL8/data/3e8542974/59a419a806e0408abd2ea1b273a32439 [2022-11-16 10:56:57,444 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 10:56:57,447 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 10:56:57,454 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 10:56:57,455 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 10:56:57,459 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 10:56:57,460 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:56:57" (1/1) ... [2022-11-16 10:56:57,462 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18358f88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:57, skipping insertion in model container [2022-11-16 10:56:57,462 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:56:57" (1/1) ... [2022-11-16 10:56:57,473 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 10:56:57,489 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 10:56:57,762 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 10:56:57,769 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 10:56:57,808 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 10:56:57,823 INFO L208 MainTranslator]: Completed translation [2022-11-16 10:56:57,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:57 WrapperNode [2022-11-16 10:56:57,824 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 10:56:57,826 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 10:56:57,826 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 10:56:57,826 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 10:56:57,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:57" (1/1) ... [2022-11-16 10:56:57,845 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:57" (1/1) ... [2022-11-16 10:56:57,865 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 18 [2022-11-16 10:56:57,866 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 10:56:57,869 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 10:56:57,869 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 10:56:57,869 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 10:56:57,881 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:57" (1/1) ... [2022-11-16 10:56:57,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:57" (1/1) ... [2022-11-16 10:56:57,882 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:57" (1/1) ... [2022-11-16 10:56:57,882 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:57" (1/1) ... [2022-11-16 10:56:57,885 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:57" (1/1) ... [2022-11-16 10:56:57,890 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:57" (1/1) ... [2022-11-16 10:56:57,891 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:57" (1/1) ... [2022-11-16 10:56:57,891 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:57" (1/1) ... [2022-11-16 10:56:57,894 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 10:56:57,896 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 10:56:57,896 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 10:56:57,896 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 10:56:57,899 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:57" (1/1) ... [2022-11-16 10:56:57,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 10:56:57,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d99463-a53a-4738-b0ec-3a80cf69df49/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 10:56:57,938 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d99463-a53a-4738-b0ec-3a80cf69df49/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 10:56:57,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d99463-a53a-4738-b0ec-3a80cf69df49/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 10:56:57,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 10:56:58,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 10:56:58,102 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 10:56:58,104 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 10:56:58,220 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 10:56:58,231 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 10:56:58,231 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 10:56:58,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:56:58 BoogieIcfgContainer [2022-11-16 10:56:58,234 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 10:56:58,237 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 10:56:58,238 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 10:56:58,243 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 10:56:58,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 10:56:57" (1/3) ... [2022-11-16 10:56:58,244 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4af33c16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 10:56:58, skipping insertion in model container [2022-11-16 10:56:58,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:57" (2/3) ... [2022-11-16 10:56:58,245 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4af33c16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 10:56:58, skipping insertion in model container [2022-11-16 10:56:58,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:56:58" (3/3) ... [2022-11-16 10:56:58,247 INFO L112 eAbstractionObserver]: Analyzing ICFG NonTerminationSimple7.c [2022-11-16 10:56:58,269 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 10:56:58,270 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-16 10:56:58,272 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4af33c16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 10:56:58, skipping insertion in model container [2022-11-16 10:56:58,272 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-16 10:56:58,273 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 10:56:58,273 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 10:56:58,274 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 10:56:58,274 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:56:58" (3/3) ... [2022-11-16 10:56:58,278 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-16 10:56:58,291 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-16 10:56:58,291 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-16 10:56:58,291 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-16 10:56:58,355 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d99463-a53a-4738-b0ec-3a80cf69df49/bin/uautomizer-tPACEb0tL8/witness.graphml [2022-11-16 10:56:58,355 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 10:56:58,357 INFO L158 Benchmark]: Toolchain (without parser) took 908.99ms. Allocated memory is still 123.7MB. Free memory was 87.8MB in the beginning and 85.1MB in the end (delta: 2.7MB). Peak memory consumption was 1.4MB. Max. memory is 16.1GB. [2022-11-16 10:56:58,358 INFO L158 Benchmark]: CDTParser took 2.24ms. Allocated memory is still 123.7MB. Free memory was 104.1MB in the beginning and 103.9MB in the end (delta: 155.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 10:56:58,359 INFO L158 Benchmark]: CACSL2BoogieTranslator took 370.56ms. Allocated memory is still 123.7MB. Free memory was 87.5MB in the beginning and 100.8MB in the end (delta: -13.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 10:56:58,360 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.16ms. Allocated memory is still 123.7MB. Free memory was 100.8MB in the beginning and 99.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 10:56:58,364 INFO L158 Benchmark]: Boogie Preprocessor took 25.04ms. Allocated memory is still 123.7MB. Free memory was 99.2MB in the beginning and 98.2MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 10:56:58,364 INFO L158 Benchmark]: RCFGBuilder took 338.51ms. Allocated memory is still 123.7MB. Free memory was 98.2MB in the beginning and 89.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-16 10:56:58,368 INFO L158 Benchmark]: TraceAbstraction took 35.08ms. Allocated memory is still 123.7MB. Free memory was 89.3MB in the beginning and 87.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 10:56:58,369 INFO L158 Benchmark]: Witness Printer took 81.97ms. Allocated memory is still 123.7MB. Free memory was 87.0MB in the beginning and 85.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 10:56:58,373 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.24ms. Allocated memory is still 123.7MB. Free memory was 104.1MB in the beginning and 103.9MB in the end (delta: 155.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 370.56ms. Allocated memory is still 123.7MB. Free memory was 87.5MB in the beginning and 100.8MB in the end (delta: -13.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.16ms. Allocated memory is still 123.7MB. Free memory was 100.8MB in the beginning and 99.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.04ms. Allocated memory is still 123.7MB. Free memory was 99.2MB in the beginning and 98.2MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 338.51ms. Allocated memory is still 123.7MB. Free memory was 98.2MB in the beginning and 89.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 35.08ms. Allocated memory is still 123.7MB. Free memory was 89.3MB in the beginning and 87.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 81.97ms. Allocated memory is still 123.7MB. Free memory was 87.0MB in the beginning and 85.1MB in the end (delta: 1.9MB). 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! [2022-11-16 10:56:58,401 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d99463-a53a-4738-b0ec-3a80cf69df49/bin/uautomizer-tPACEb0tL8/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