./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-sre-subst.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4e7fbc69 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_3604b589-be72-4c7f-afc0-9a4022c7c36e/bin/uautomizer-QkZJyEgLgS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3604b589-be72-4c7f-afc0-9a4022c7c36e/bin/uautomizer-QkZJyEgLgS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3604b589-be72-4c7f-afc0-9a4022c7c36e/bin/uautomizer-QkZJyEgLgS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3604b589-be72-4c7f-afc0-9a4022c7c36e/bin/uautomizer-QkZJyEgLgS/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/chl-sre-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3604b589-be72-4c7f-afc0-9a4022c7c36e/bin/uautomizer-QkZJyEgLgS/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3604b589-be72-4c7f-afc0-9a4022c7c36e/bin/uautomizer-QkZJyEgLgS --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 039f5312b62da5ff616f0ade8cc5a2dd494698e7519842b003d8d55f65a5fe6c --- 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-4e7fbc6 [2022-11-23 03:23:04,797 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 03:23:04,799 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 03:23:04,822 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 03:23:04,830 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 03:23:04,834 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 03:23:04,837 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 03:23:04,840 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 03:23:04,842 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 03:23:04,843 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 03:23:04,844 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 03:23:04,846 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 03:23:04,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 03:23:04,848 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 03:23:04,849 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 03:23:04,851 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 03:23:04,852 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 03:23:04,853 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 03:23:04,855 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 03:23:04,858 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 03:23:04,860 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 03:23:04,861 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 03:23:04,863 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 03:23:04,864 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 03:23:04,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 03:23:04,869 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 03:23:04,870 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 03:23:04,871 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 03:23:04,872 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 03:23:04,873 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 03:23:04,873 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 03:23:04,875 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 03:23:04,885 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 03:23:04,886 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 03:23:04,888 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 03:23:04,888 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 03:23:04,889 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 03:23:04,890 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 03:23:04,890 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 03:23:04,891 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 03:23:04,894 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 03:23:04,896 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3604b589-be72-4c7f-afc0-9a4022c7c36e/bin/uautomizer-QkZJyEgLgS/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-11-23 03:23:04,937 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 03:23:04,942 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 03:23:04,943 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 03:23:04,943 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 03:23:04,944 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 03:23:04,945 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 03:23:04,945 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 03:23:04,946 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 03:23:04,946 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 03:23:04,946 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 03:23:04,948 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 03:23:04,948 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 03:23:04,948 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 03:23:04,949 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 03:23:04,949 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 03:23:04,949 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 03:23:04,949 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 03:23:04,950 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 03:23:04,950 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 03:23:04,950 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 03:23:04,951 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 03:23:04,951 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 03:23:04,951 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 03:23:04,951 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 03:23:04,952 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 03:23:04,952 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 03:23:04,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 03:23:04,953 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 03:23:04,953 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 03:23:04,954 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 03:23:04,954 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-23 03:23:04,954 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 03:23:04,955 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-23 03:23:04,955 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 03:23:04,955 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-23 03:23:04,955 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 03:23:04,956 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_3604b589-be72-4c7f-afc0-9a4022c7c36e/bin/uautomizer-QkZJyEgLgS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3604b589-be72-4c7f-afc0-9a4022c7c36e/bin/uautomizer-QkZJyEgLgS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 039f5312b62da5ff616f0ade8cc5a2dd494698e7519842b003d8d55f65a5fe6c [2022-11-23 03:23:05,232 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 03:23:05,255 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 03:23:05,258 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 03:23:05,260 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 03:23:05,260 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 03:23:05,262 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3604b589-be72-4c7f-afc0-9a4022c7c36e/bin/uautomizer-QkZJyEgLgS/../../sv-benchmarks/c/weaver/chl-sre-subst.wvr.c [2022-11-23 03:23:08,685 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 03:23:09,033 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 03:23:09,034 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3604b589-be72-4c7f-afc0-9a4022c7c36e/sv-benchmarks/c/weaver/chl-sre-subst.wvr.c [2022-11-23 03:23:09,043 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3604b589-be72-4c7f-afc0-9a4022c7c36e/bin/uautomizer-QkZJyEgLgS/data/d6337b35d/6fe7c5e884b4488cb54b597e6952b037/FLAG7f05c6e52 [2022-11-23 03:23:09,061 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3604b589-be72-4c7f-afc0-9a4022c7c36e/bin/uautomizer-QkZJyEgLgS/data/d6337b35d/6fe7c5e884b4488cb54b597e6952b037 [2022-11-23 03:23:09,064 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 03:23:09,066 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 03:23:09,068 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 03:23:09,068 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 03:23:09,073 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 03:23:09,074 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:23:09" (1/1) ... [2022-11-23 03:23:09,075 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2046646a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:23:09, skipping insertion in model container [2022-11-23 03:23:09,076 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:23:09" (1/1) ... [2022-11-23 03:23:09,085 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 03:23:09,106 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 03:23:09,335 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_3604b589-be72-4c7f-afc0-9a4022c7c36e/sv-benchmarks/c/weaver/chl-sre-subst.wvr.c[2333,2346] [2022-11-23 03:23:09,337 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 03:23:09,349 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 03:23:09,376 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_3604b589-be72-4c7f-afc0-9a4022c7c36e/sv-benchmarks/c/weaver/chl-sre-subst.wvr.c[2333,2346] [2022-11-23 03:23:09,378 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 03:23:09,398 INFO L208 MainTranslator]: Completed translation [2022-11-23 03:23:09,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:23:09 WrapperNode [2022-11-23 03:23:09,399 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 03:23:09,400 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 03:23:09,401 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 03:23:09,401 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 03:23:09,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:23:09" (1/1) ... [2022-11-23 03:23:09,420 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:23:09" (1/1) ... [2022-11-23 03:23:09,444 INFO L138 Inliner]: procedures = 22, calls = 26, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2022-11-23 03:23:09,445 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 03:23:09,446 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 03:23:09,446 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 03:23:09,449 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 03:23:09,463 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:23:09" (1/1) ... [2022-11-23 03:23:09,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:23:09" (1/1) ... [2022-11-23 03:23:09,468 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:23:09" (1/1) ... [2022-11-23 03:23:09,469 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:23:09" (1/1) ... [2022-11-23 03:23:09,475 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:23:09" (1/1) ... [2022-11-23 03:23:09,477 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:23:09" (1/1) ... [2022-11-23 03:23:09,479 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:23:09" (1/1) ... [2022-11-23 03:23:09,481 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:23:09" (1/1) ... [2022-11-23 03:23:09,483 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 03:23:09,484 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 03:23:09,485 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 03:23:09,485 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 03:23:09,486 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:23:09" (1/1) ... [2022-11-23 03:23:09,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 03:23:09,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3604b589-be72-4c7f-afc0-9a4022c7c36e/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 03:23:09,526 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3604b589-be72-4c7f-afc0-9a4022c7c36e/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 03:23:09,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3604b589-be72-4c7f-afc0-9a4022c7c36e/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 03:23:09,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 03:23:09,575 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-23 03:23:09,575 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-23 03:23:09,576 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-23 03:23:09,576 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-23 03:23:09,576 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-23 03:23:09,576 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-23 03:23:09,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 03:23:09,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 03:23:09,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 03:23:09,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 03:23:09,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 03:23:09,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 03:23:09,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 03:23:09,584 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-23 03:23:09,707 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 03:23:09,710 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 03:23:09,987 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 03:23:09,997 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 03:23:09,997 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-23 03:23:10,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:23:10 BoogieIcfgContainer [2022-11-23 03:23:10,001 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 03:23:10,004 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 03:23:10,004 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 03:23:10,008 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 03:23:10,009 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:23:09" (1/3) ... [2022-11-23 03:23:10,010 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38e07996 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:23:10, skipping insertion in model container [2022-11-23 03:23:10,010 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:23:09" (2/3) ... [2022-11-23 03:23:10,010 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38e07996 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:23:10, skipping insertion in model container [2022-11-23 03:23:10,011 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:23:10" (3/3) ... [2022-11-23 03:23:10,012 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-sre-subst.wvr.c [2022-11-23 03:23:10,023 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-23 03:23:10,038 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 03:23:10,038 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-23 03:23:10,040 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38e07996 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 03:23:10, skipping insertion in model container [2022-11-23 03:23:10,040 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 03:23:10,041 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 03:23:10,041 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 03:23:10,042 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 03:23:10,042 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:23:10" (3/3) ... [2022-11-23 03:23:10,047 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-23 03:23:10,057 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2022-11-23 03:23:10,058 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2022-11-23 03:23:10,069 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2022-11-23 03:23:10,075 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2022-11-23 03:23:10,076 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-23 03:23:10,076 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-23 03:23:10,076 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-23 03:23:10,157 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3604b589-be72-4c7f-afc0-9a4022c7c36e/bin/uautomizer-QkZJyEgLgS/witness.graphml [2022-11-23 03:23:10,159 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 03:23:10,161 INFO L158 Benchmark]: Toolchain (without parser) took 1094.59ms. Allocated memory is still 167.8MB. Free memory was 137.6MB in the beginning and 104.8MB in the end (delta: 32.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-11-23 03:23:10,162 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 72.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 03:23:10,163 INFO L158 Benchmark]: CACSL2BoogieTranslator took 331.56ms. Allocated memory is still 167.8MB. Free memory was 137.6MB in the beginning and 126.7MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-23 03:23:10,163 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.69ms. Allocated memory is still 167.8MB. Free memory was 126.7MB in the beginning and 124.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 03:23:10,164 INFO L158 Benchmark]: Boogie Preprocessor took 37.97ms. Allocated memory is still 167.8MB. Free memory was 124.9MB in the beginning and 123.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 03:23:10,165 INFO L158 Benchmark]: RCFGBuilder took 516.98ms. Allocated memory is still 167.8MB. Free memory was 123.7MB in the beginning and 110.8MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-23 03:23:10,165 INFO L158 Benchmark]: TraceAbstraction took 36.23ms. Allocated memory is still 167.8MB. Free memory was 109.9MB in the beginning and 108.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 03:23:10,166 INFO L158 Benchmark]: Witness Printer took 118.45ms. Allocated memory is still 167.8MB. Free memory was 108.0MB in the beginning and 104.8MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-23 03:23:10,170 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 117.4MB. Free memory is still 72.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 331.56ms. Allocated memory is still 167.8MB. Free memory was 137.6MB in the beginning and 126.7MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.69ms. Allocated memory is still 167.8MB. Free memory was 126.7MB in the beginning and 124.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.97ms. Allocated memory is still 167.8MB. Free memory was 124.9MB in the beginning and 123.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 516.98ms. Allocated memory is still 167.8MB. Free memory was 123.7MB in the beginning and 110.8MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 36.23ms. Allocated memory is still 167.8MB. Free memory was 109.9MB in the beginning and 108.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 118.45ms. Allocated memory is still 167.8MB. Free memory was 108.0MB in the beginning and 104.8MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. 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! [2022-11-23 03:23:10,215 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3604b589-be72-4c7f-afc0-9a4022c7c36e/bin/uautomizer-QkZJyEgLgS/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