./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-atomic/time_var_mutex.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_7a180412-42fb-4942-801c-b5db58b7b1a2/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a180412-42fb-4942-801c-b5db58b7b1a2/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a180412-42fb-4942-801c-b5db58b7b1a2/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a180412-42fb-4942-801c-b5db58b7b1a2/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-atomic/time_var_mutex.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a180412-42fb-4942-801c-b5db58b7b1a2/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a180412-42fb-4942-801c-b5db58b7b1a2/bin/uautomizer-ug76WZFUDN --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 1985bb251db70a1c798d345be7e1671f9dcc6a359b969ca99d23e0003d9a3770 --- 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-6b4ec56 [2022-11-20 11:43:30,937 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 11:43:30,940 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 11:43:30,974 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 11:43:30,975 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 11:43:30,980 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 11:43:30,983 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 11:43:30,998 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 11:43:31,001 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 11:43:31,008 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 11:43:31,011 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 11:43:31,014 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 11:43:31,014 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 11:43:31,021 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 11:43:31,023 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 11:43:31,024 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 11:43:31,025 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 11:43:31,026 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 11:43:31,028 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 11:43:31,030 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 11:43:31,032 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 11:43:31,034 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 11:43:31,049 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 11:43:31,051 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 11:43:31,067 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 11:43:31,070 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 11:43:31,070 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 11:43:31,072 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 11:43:31,074 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 11:43:31,075 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 11:43:31,077 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 11:43:31,078 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 11:43:31,080 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 11:43:31,082 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 11:43:31,083 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 11:43:31,084 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 11:43:31,085 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 11:43:31,085 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 11:43:31,085 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 11:43:31,087 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 11:43:31,088 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 11:43:31,090 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a180412-42fb-4942-801c-b5db58b7b1a2/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-11-20 11:43:31,132 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 11:43:31,136 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 11:43:31,137 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 11:43:31,137 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 11:43:31,138 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 11:43:31,139 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 11:43:31,139 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 11:43:31,140 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 11:43:31,140 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 11:43:31,140 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 11:43:31,142 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 11:43:31,142 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 11:43:31,142 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 11:43:31,143 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 11:43:31,143 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 11:43:31,143 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 11:43:31,144 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 11:43:31,144 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 11:43:31,144 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 11:43:31,144 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 11:43:31,145 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 11:43:31,145 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 11:43:31,145 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 11:43:31,145 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 11:43:31,146 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 11:43:31,146 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 11:43:31,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:43:31,147 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 11:43:31,147 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 11:43:31,148 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 11:43:31,148 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 11:43:31,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 11:43:31,149 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 11:43:31,149 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 11:43:31,149 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 11:43:31,150 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_7a180412-42fb-4942-801c-b5db58b7b1a2/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a180412-42fb-4942-801c-b5db58b7b1a2/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1985bb251db70a1c798d345be7e1671f9dcc6a359b969ca99d23e0003d9a3770 [2022-11-20 11:43:31,542 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 11:43:31,588 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 11:43:31,592 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 11:43:31,594 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 11:43:31,595 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 11:43:31,596 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a180412-42fb-4942-801c-b5db58b7b1a2/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/pthread-atomic/time_var_mutex.i [2022-11-20 11:43:34,868 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 11:43:35,177 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 11:43:35,178 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a180412-42fb-4942-801c-b5db58b7b1a2/sv-benchmarks/c/pthread-atomic/time_var_mutex.i [2022-11-20 11:43:35,208 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a180412-42fb-4942-801c-b5db58b7b1a2/bin/uautomizer-ug76WZFUDN/data/65163e6ba/f0ba9e16a2b640989aaa51ede381fab8/FLAG3bfc51615 [2022-11-20 11:43:35,271 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a180412-42fb-4942-801c-b5db58b7b1a2/bin/uautomizer-ug76WZFUDN/data/65163e6ba/f0ba9e16a2b640989aaa51ede381fab8 [2022-11-20 11:43:35,276 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 11:43:35,278 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 11:43:35,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 11:43:35,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 11:43:35,288 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 11:43:35,290 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:43:35" (1/1) ... [2022-11-20 11:43:35,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ccc9db2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:43:35, skipping insertion in model container [2022-11-20 11:43:35,322 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:43:35" (1/1) ... [2022-11-20 11:43:35,332 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 11:43:35,409 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:43:35,904 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_7a180412-42fb-4942-801c-b5db58b7b1a2/sv-benchmarks/c/pthread-atomic/time_var_mutex.i[30247,30260] [2022-11-20 11:43:35,907 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_7a180412-42fb-4942-801c-b5db58b7b1a2/sv-benchmarks/c/pthread-atomic/time_var_mutex.i[30452,30465] [2022-11-20 11:43:35,918 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:43:35,937 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 11:43:36,012 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_7a180412-42fb-4942-801c-b5db58b7b1a2/sv-benchmarks/c/pthread-atomic/time_var_mutex.i[30247,30260] [2022-11-20 11:43:36,014 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_7a180412-42fb-4942-801c-b5db58b7b1a2/sv-benchmarks/c/pthread-atomic/time_var_mutex.i[30452,30465] [2022-11-20 11:43:36,020 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:43:36,073 INFO L208 MainTranslator]: Completed translation [2022-11-20 11:43:36,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:43:36 WrapperNode [2022-11-20 11:43:36,074 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 11:43:36,076 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 11:43:36,076 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 11:43:36,076 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 11:43:36,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:43:36" (1/1) ... [2022-11-20 11:43:36,140 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:43:36" (1/1) ... [2022-11-20 11:43:36,170 INFO L138 Inliner]: procedures = 169, calls = 34, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 62 [2022-11-20 11:43:36,170 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 11:43:36,173 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 11:43:36,173 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 11:43:36,173 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 11:43:36,186 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:43:36" (1/1) ... [2022-11-20 11:43:36,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:43:36" (1/1) ... [2022-11-20 11:43:36,190 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:43:36" (1/1) ... [2022-11-20 11:43:36,190 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:43:36" (1/1) ... [2022-11-20 11:43:36,198 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:43:36" (1/1) ... [2022-11-20 11:43:36,213 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:43:36" (1/1) ... [2022-11-20 11:43:36,224 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:43:36" (1/1) ... [2022-11-20 11:43:36,225 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:43:36" (1/1) ... [2022-11-20 11:43:36,228 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 11:43:36,230 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 11:43:36,241 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 11:43:36,242 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 11:43:36,243 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:43:36" (1/1) ... [2022-11-20 11:43:36,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:43:36,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a180412-42fb-4942-801c-b5db58b7b1a2/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:43:36,292 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a180412-42fb-4942-801c-b5db58b7b1a2/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 11:43:36,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a180412-42fb-4942-801c-b5db58b7b1a2/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 11:43:36,339 INFO L130 BoogieDeclarations]: Found specification of procedure allocator [2022-11-20 11:43:36,339 INFO L138 BoogieDeclarations]: Found implementation of procedure allocator [2022-11-20 11:43:36,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 11:43:36,340 INFO L130 BoogieDeclarations]: Found specification of procedure de_allocator [2022-11-20 11:43:36,340 INFO L138 BoogieDeclarations]: Found implementation of procedure de_allocator [2022-11-20 11:43:36,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 11:43:36,341 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-20 11:43:36,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 11:43:36,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 11:43:36,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 11:43:36,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 11:43:36,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 11:43:36,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 11:43:36,344 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 11:43:36,501 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 11:43:36,503 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 11:43:36,804 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 11:43:36,813 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 11:43:36,813 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 11:43:36,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:43:36 BoogieIcfgContainer [2022-11-20 11:43:36,821 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 11:43:36,824 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 11:43:36,824 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 11:43:36,829 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 11:43:36,830 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:43:35" (1/3) ... [2022-11-20 11:43:36,831 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@775d6844 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:43:36, skipping insertion in model container [2022-11-20 11:43:36,832 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:43:36" (2/3) ... [2022-11-20 11:43:36,833 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@775d6844 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:43:36, skipping insertion in model container [2022-11-20 11:43:36,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:43:36" (3/3) ... [2022-11-20 11:43:36,838 INFO L112 eAbstractionObserver]: Analyzing ICFG time_var_mutex.i [2022-11-20 11:43:36,853 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-20 11:43:36,867 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 11:43:36,867 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-20 11:43:36,869 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@775d6844 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 11:43:36, skipping insertion in model container [2022-11-20 11:43:36,869 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 11:43:36,870 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 11:43:36,871 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 11:43:36,872 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 11:43:36,873 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:43:36" (3/3) ... [2022-11-20 11:43:36,877 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 11:43:36,886 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure allocator [2022-11-20 11:43:36,887 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure de_allocator [2022-11-20 11:43:36,894 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2022-11-20 11:43:36,895 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-20 11:43:36,895 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-20 11:43:36,895 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 11:43:36,961 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a180412-42fb-4942-801c-b5db58b7b1a2/bin/uautomizer-ug76WZFUDN/witness.graphml [2022-11-20 11:43:36,965 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 11:43:36,967 INFO L158 Benchmark]: Toolchain (without parser) took 1687.91ms. Allocated memory is still 153.1MB. Free memory was 124.9MB in the beginning and 82.2MB in the end (delta: 42.7MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2022-11-20 11:43:36,967 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 125.8MB. Free memory is still 93.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 11:43:36,969 INFO L158 Benchmark]: CACSL2BoogieTranslator took 790.78ms. Allocated memory is still 153.1MB. Free memory was 124.9MB in the beginning and 105.3MB in the end (delta: 19.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-20 11:43:36,969 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.02ms. Allocated memory is still 153.1MB. Free memory was 105.3MB in the beginning and 103.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 11:43:36,972 INFO L158 Benchmark]: Boogie Preprocessor took 56.13ms. Allocated memory is still 153.1MB. Free memory was 103.2MB in the beginning and 101.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 11:43:36,977 INFO L158 Benchmark]: RCFGBuilder took 591.79ms. Allocated memory is still 153.1MB. Free memory was 101.9MB in the beginning and 87.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 11:43:36,978 INFO L158 Benchmark]: TraceAbstraction took 45.32ms. Allocated memory is still 153.1MB. Free memory was 87.2MB in the beginning and 84.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 11:43:36,979 INFO L158 Benchmark]: Witness Printer took 95.15ms. Allocated memory is still 153.1MB. Free memory was 84.9MB in the beginning and 82.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 11:43:36,982 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 125.8MB. Free memory is still 93.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 790.78ms. Allocated memory is still 153.1MB. Free memory was 124.9MB in the beginning and 105.3MB in the end (delta: 19.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.02ms. Allocated memory is still 153.1MB. Free memory was 105.3MB in the beginning and 103.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.13ms. Allocated memory is still 153.1MB. Free memory was 103.2MB in the beginning and 101.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 591.79ms. Allocated memory is still 153.1MB. Free memory was 101.9MB in the beginning and 87.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 45.32ms. Allocated memory is still 153.1MB. Free memory was 87.2MB in the beginning and 84.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 95.15ms. Allocated memory is still 153.1MB. Free memory was 84.9MB in the beginning and 82.2MB 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! [2022-11-20 11:43:37,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a180412-42fb-4942-801c-b5db58b7b1a2/bin/uautomizer-ug76WZFUDN/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